. SHIFT SELECTOR DISPLAYS RELATED TO ACTIVE CODES, 6-5. . Service Manuals SM4013EN and SM4014EN, plus Parts Catalogs PC2150EN and PC2456EN may be used in conjunction with this manual. . . . . . . . . . . . . . . . 14 B. . . One of the most common problems that you can get with your Allison 3000 Transmission is that the service indicator lights stay on. . . All Highway Series transmissions are programmed to restrict full operation until specific fluid temperatures are reached. . . . . The sensor operates on. . . . . . . . Using genuine Muncie repair parts is key to the life of your PTO. . Refer to Section 8 for information concerning performance complaints (non-code) troubleshooting. . . . . . . . NOTE: J 47277 is now included in the J 39197-A Kit. . . . . . Foreign Material . "), 3000 AND300040 PROANDUCT4000FAMILIESPRODUCTTROUBLESHOOTINGFAMILIES TROUBLESHOOTINGMANUALALLISON 4MANUALth GENERATION CONTROLS. . . Sold By: Complete Recycling Group - Heavy Truck Parts. . . . Description of the 3000 and 4000 Product Families Allison 4. . Verify a new engine rating by checking the engine data tag. . . . . . . . . . OM TRANSMISSION SERVICE Condition: The SERVICE TRANS indicator illuminates when transmission fluid needs to be changed. Refer to the chart in Appendix Q. . . . . Elkton, Maryland 21921. Oil Level Sensor (OLS) . Multiple sources can be detected on a single engine start cycle. Both the main and lube filters must be changed when the SERVICE TRANS indicates the main filter should be changed. . . . . . . . . . . . . . . Learn how you can ensure the performance and durability of your Allison transmission. . Use the P/N from your appropriate parts catalog or from Appendix E in this manual. . . . . . . . . . . . . . . . Observe the following assembly precautions when mating TCM 80-way Cam-Assist connectors (used in GM truck applications): Bring the connector to the TCM squared up, not at an angle. . . . . . . . . . . . . . . . . But things may go wrong rather unexpectedly. . . . . . . . . . . . . TESTING FOR OPENS, SHORTS BETWEEN WIRES, AND SHORTS-TO-GROUND. . Shorts involve wire-to-wire or wire-to-ground contacts and moving the harnesses may eliminate the problem. 1.Make sure all connectors are tightly connected and re-test the circuit. . . . . Hit the up and down arrows on the Allison shift pad at the same time. . . . The Allison 4th Generation controls system includes a main modulation solenoid. . SHIFT SELECTOR . . . High transmission fluid levels and a failed vacuum modulator may throw fluid out in an Allison transmission. Allison DOC For PCService Tool displays clutch condition as OK or NOT OK for each clutch, C1 through C5. . . . . . . . . . . Q1 R. SAE J1939 COMMUNICATION LINK . . . revision, for detailed information on the recommended cleaners. . . . . . . . . . Allison Wtec Iii Electrical Circuit Diagram Pdf Allison Transmission 3000 4000 Troubleshooting Manual Allison Transmission 3000 Vocational Models 3000hs 3000rds 3000evs 3000mh 3000pts 3000trv 3200sp 3200trv 3500rds 3500evs 3500sp Increase Pto Lifespan And Torque Capacity Hino Plug And Play Pto Harness For Allison Transmissions . . Allison Transmission is the worlds largest manufacturer of fully automatic commercial-duty transmissions, and is a leader in hybrid-propulsion systems. . . . . . . . . . . . . . Appendix A deals with the identification of potential circuit problems. . . . The TCM may activate the main mod solenoid for improved clutch control and transmission response during other unusual operating situations. Because of the time lag involved with writing and printing processes, the transmission TCM may report a code that has not yet been added to this document. The differential pressure limit is verified for a period of time to make sure there is no false filters change indication. . . . . . . . . . Hydraulic problems are detected by comparing the speed sensor information for the current range to that ranges speed sensor information stored in the TCM memory. A Diagnostic Trouble Dode (DTC) will nearly always be registered when the CHECK TRANS light is on; however, not all DTCs will turn on the CHECK TRANS light. NOTE: All Allison 4th Generation Controls TCMs are designed to be isolated from the vehicle chassis ground. . Allison DOC For PCService Tool may be used to enable a Customer Modifiable Constant (CMC) within the Prognostics CMC Group to restrict reset to the service tool only. . . . . . . Allison Transmission PTO Units For All Models. . . . . . Use the Allison DOC For PC Service Tool and the code display procedure described in Section 6. . . 63 64. . . . . . . . Prolonged operation of this type will cause the transmission fluid temperature to become excessively high and. . . . . . Copeland International, Inc. With proper maintenance and normal usage. . . . Autodetect searches for the presence of pressure control solenoid 5 (PCS5) to the retarder during the first 35 engine ignition cycles. . . SCTI provides a technical HELPLINE at 519-627-1673 (Wallaceburg). . . . . . . . With the ignition ON and the engine OFF, shift between N D N D N R N, pausing briefly (less than 3 seconds) between shifts, to reset the value displayed on the shift selector to 99 percent. . . . Allison DOC (Diagnostic Optimized Connection) For PCService Tool is a PC-based diagnostic tool for use with 3000 and 4000 Product Families transmissions. . . . . The MODE button is pressed to select a secondary or special operating condition, such as ECONOMY shift schedule. Allison DOC For PCService Tool shows PS2 PRESSURIZED. . DIAGNOSTIC CODE LIST AND DESCRIPTION . . . 5.If all connectors are clean and connected correctly, determine which wires in the chassis harness are indicated by the DTC. . . . . . . . . If the code reappears, refer to Section 6, Diagnostic Trouble Code, and the appropriate code chart. . . . . . Diagnostic and oil level (if sensor is present) information is obtained from the LED display by pressing the display mode button. . . . . . . . This manual provides troubleshooting information for the 3000 and 4000 Product Families Transmissions. . . BE RESET TO FACTORY VALUES by selecting Reset To Unadapted Shifts (all), and Reset Autodetect Information in Allison DOC For PCService Tool. . . . . . . . . . . Inspect all connector terminals for damage. . . . Box 894 Indianapolis, Indiana 46206-0894 Printed in . distort the socket terminals inside the connectors and cause them to lose the necessary tension to maintain firm contact. They have a 24 bolt bell housing with approx 21 inch diameter pattern. Engine coolant temperature sensor autodetect will countdown for a total of 25 engine starts while recording detections of engine coolant temperature sources. Typical Allison 4th Generation Control Components. . . Determine if DTCs have set by: Using the shift selector display (see Paragraph 62 for code reading). . Here are a few potential fixes! . . . . Allison DOC For PCService Tool uses a Windows style graphical user interface (GUI) and includes: User selected views of multiple transmission parameters, Active and historical diagnostic trouble codes (DTCs), Graphical instrument panel view of transmission parameters, Code driven links to embedded Allison 4th Generation Control System Troubleshooting Manuals, Reprogramming capability (available after satisfying Allison Transmission training certification requirements), Demo Mode which allows the user to practice the program without being connected to a vehicle, New animated screen by screen help support (found in Help, Video-based training materials, Allison DOC For PCService Tool Training Videos). . PTO Neutral Lockup. . . . A complete wiring schematic is shown in Appendix J. . . . . . . . . . Autoselect is deactivated following the first 20 engine starts where engine and transmission communication are present. Resistance tests involving wiring between the TCM connector and other components adds about one Ohm of resistance to the component resistance shown. Be sure to review and observe any vehicle system information provided by the vehicle manufacturer and/or body builder at all times the Allison transmission is being serviced. Look in your telephone directory under the heading of Transmissions Truck, Tractor, etc. . . The crates are all stamped with nsn 2520-01-257-3880. . A full-function shift selector has a MODE button and diagnostic display capability through the dual digit vacuum fluorescent (VF) display. MGU Transmission, Allison 10-Speed automatic with integrated Power Take-Off (PTO) . . . . . Figure 13. . . . . . . 119, 21. . . . . . . Transmission Control Module (TCM). . . . . . . . . This publication is revised periodically to include improvements, new models, special tools, and procedures. . . . SCTI provides parts to any Allison customer or OEM and is responsible for warranty on these parts. TCM DIAGNOSTIC PROCEDURE . Figure 15. . . . . . . . . Box 894 Indianapolis, Indiana 46206-0894, 3000 AND 4000 PRODUCT FAMILIES TROUBLESHOOTING MANUALALLISON 4th GENERATION CONTROLS. . SPEED SENSORS. . . Allison 4th Generation Internal Wiring Harness with Prognostics, 18. . . . Select RESET AUTODETECT RETARDER to search for a retarder only. . . . iii WARNINGS, CAUTIONS, AND NOTES . . . . . . . . . . . . Remember that some problems may be temperature related. . . . . . Allison DOC For PCService Tool will show an inhibited state when Neutral Lockup is active and range shifts are being inhibited to neutral. . Also, be sure to review and observe WARNINGS, CAUTIONS, and NOTES provided by the vehicle manufacturer and/or body builder before servicing the Allison transmission in that vehicle. . SHIFT SELECTOR DISPLAYS RELATED TO ACTIVE CODES . The SCTI addresses and phone numbers for parts outlets are: SCTI is the source for external harness repair parts. . . . . . . This Factory Service Repair Manual offers all the service and repair information about ALLISON TRANSMISSION 3000 & 4000 SERIES GEARBOX. . . . . . . . . . . . . . . . . If the autodetect logic is not satisfied during the first 35 engine starts, the retarder is not detected and will not function on subsequent engine starts. . THROTTLE POSITION SENSOR (Figure 15). . . . . . . . . . The appendices are referred to throughout the manual. . . . . ALLISON TRANSMISSION_TS3977EN_Troubleshooting Manual 4th Gen 1000 & 2000 Prod Fam - Free ebook download as PDF File (.pdf), Text File (.txt) or read book online for free. . Clear any DTCs that may be present and test drive the vehicle to confirm the repair. . Web hino plug and play pto harness for allison transmissions installation operator s manual wiring diagram troubleshooting working through the bugs iii waste advantage. . . . . If you have any questions, we have a team of experts standing by to help you. . . . . . . . . VEHICLE INTERFACE MODULE (Figure 112). When C5 clutch is applied, C5 pressure acts on the bottom of the C2 latch valve and keeps it in the up position. . . If the problem recurs, proceed with Step (4). . . . . . Allison Transmission (AT) is responsible for warranty on these parts. . . . . TM TRANSMISSION SERVICE Condition: The SERVICE TRANS indicator illuminates, indicating the need for clutch maintenance. . . . . . . 8 o'clock position: 1.00 x engine speed. Which of these potential problems apply to your situation? Location: Logan Indiana (Near Cincinnati Ohio) Posts: 751. . OM Display: The selector display is a two-digit number, showing the percentage of fluid life remaining. . . . . 16 15. . . . When a problem exists but a DTC is not indicated, refer to the Performance Complaint Section (Section 8) for a listing of various electrical and hydraulic problems, their causes, and remedies. . Terminals may have been bent or lost the necessary tension to maintain firm contact. . Use the P/N from your appropriate parts catalog or from Appendix E in this manual. . . . . . . . . . . . . . Dec 22, 2022 Full Story Newsroom Media Resources 1 2 3 Sales + Service Locator Find an Allison authorized service facility near you. Use. . . . . . . . . . . . FM Display: An acceptable filter life status is displayed as OK in the shift selector; an unacceptable filter life status is displayed as LO. . . . . . . . . . . . Specific instructions for using many of the available or required service tools and equipment are not included in this manual. 1.Begin troubleshooting by determining the transmission fluid level and TCM input voltage. Shorts involve. If the gears do not mesh at installation, the wrong PTO has been installed." Don't assume that a PTO intended for a specific purpose will suffice for another. . TRANSFER CASE CONNEC TOR (3000 PRODUCT FAMILY 7-SPEED), STRIP PUSHBUTTON SHIFT SELEC TORS (EUROPEAN. . A loose dipstick, clogged breather, improper dipstick marking and water in the transmission are also probable causes of the problem. . . . . . . . . . . . . . . The Allison transmission 1000 model has a feature called "limp mode", in which the transmission locks itself into third gear. . . . . . . . . . . . . . . The technician should also have the mechanical aptitude required to connect pressure gauges or transducers to identified pressure ports used in the troubleshooting process. . . . . . . . . . . . . Locate and repair the damaged portion of the wire. . . . Allison Transmission Troubleshooting Download ALLISON 1000/2000/24000 SERIES ELECTRONIC CONTROLS TROUBLESHOOTING MANUAL DTC/Description P0121 Pedal Postion Sensor Performance Problem P0122 Pedal Postion Sensor Circuit Low Voltage P0123 Pedal Postion Sensor Circuit High Voltage P0218 Transmission Fluid Over Temperature P0562 System Voltage Low . . . WIRING HARNESSES. . . . . . . . Dont keep driving a vehicle with a faulty part! . TRANSMISSION CONTROL MODULE (TCM) . . . . . We make every effort to keep our service information current and accurate. . . . . . When SS2 is on, the valve is kept up by SS2. THROTTLE POSITION SENSOR . . . . . . Diagnostic information is obtained by pressing the (Up) and (Down) arrow buttons at the same time. SCTI recognizes Allison Transmission, manufacturers, and SCTI part numbers. . Terminals may have been bent or lost the necessary tension to maintain firm contact. Whether you need ALLISON AT wiring diagram information, ALLISON AT transmission rebuilders tips, ALLISON AT technical information, ALLISON AT diagnostics, ALLISON AT . . . . . . . . . In initial versions of Allison 4th Generation Controls, wire 176 is connected to high side driver 1 (HSD1), wire 111, in the internal wiring harness. . . . . . . Replace trigger Check air pressure. . . . . Refer to the Table 31 for temperature restrictions. . . . . . Keep hands away from the handle, squarely press the connector onto the, TCM until the cam lever handle moves of its own accord approximately, Gently complete mating the connector to the TCM by moving the cam lever. . . . . . . . . The Allison DOC For PCService Tool is a full-feature diagnostic software application supporting the Allison 4th Generation Control System. IMPORTANT INFORMATION IN THE TROUBLESHOOTING PROCESS, 3-5. . . . 16. . . Repair parts for the internal wiring harness and for wiring harness components attached to the shift selector will be available through the Allison Transmission Parts Distribution Center (PDC). . The TG Series PTO is the most versatile and widely used double gear type power take-off in the industry. Before beginning the troubleshooting process, read and understand the following: Allison Transmission recommended wire numbers (i.e. . . . . The lever shift selector can have as many as six forward range positions (seven for the 7-speed models), as well as R (Reverse) and N (Neutral). . . . . . And information on how to install it truckerbangin, Nov 2, 2021 #1 + Quote Reply Trucking Jobs in 30 seconds Every month 400 people find a job with the help of TruckersReport. . . . . . . . . Available with GVWs greater than 19.5K. . . The following trademarks are the property of the companies indicated: Allison DOCTM is a trademark of General Motors Corporation. 14 A. Pushbutton Shift Selector . . . They were intended for Oshkosh Hemtt use. . . . . . Output voltage from the TPS is directed to the TCM through the external harness. INPUT FUNCTIONS . . . Check with your Allison Transmission service outlet for the currently applicable publication. . Additional information may be published from time to time in Service Information Letters (SIL) and will be included in future revisions of this and other manuals. . . The solenoids produce an output pressure that is proportional to current from the TCM. . . The first place to look when troubleshooting a P.T.O. . . Cold Check Procedure . . . . . . . . . . . . . . This date is commonly used to denote the change configuration level of the TCM. . Accordingly, ANYONE WHO USES A SERVICE PROCEDURE OR TOOL WHICH IS NOT RECOMMENDED BY ALLISON TRANSMISSION MUST first be thoroughly satisfied that neither personal safety nor equipment safety will be jeopardized by the service procedures used. If the engine temperature gauge indicates a high temperature, the transmission is probably overheated. . . . . . (Display occurs one character at a time. . . . SCTI recognizes AT, manufacturers, and SCTI part numbers. . . . . . . Disconnecting and reconnecting the TCM can often correct faulty wiring harness connections that may have been present. . . . . . . . 58, 57 FLUID RECOMMENDATIONS . . 117 B. . . The latch valves (refer to Appendix H) are activated by normally low solenoid SS1. . . . . . . . . . . . . . . If the complaint does not return, leave the original TCM installed. Failure to do so may. . . Second. . . . . . . . . . . Failure to follow these procedures may cause illumination of the CHECK TRANS light and the transmission will be restricted to N (Neutral). . . . . Program the PCM for PTO function, and it's a done deal. No OLS diagnostics take place until the OLS is detected. . . . will cause severe overheat damage to the transmission. . The technician should be able to use jumper wires and breakout harnesses and connectors. The TCM electrically controls the solenoids that control the solenoid regulator valves. Allison, PTO internal leak "from" transmission. . . . . . . . . . . . Data Bus Viewer allows the user to capture (see and save) the raw data transmitted on the various vehicle data buses supported by Allison DOC For PCService Tool (J 1939 and J 2284), Printed users manual and laminated Job Aid Card, Adobe Acrobat Reader bundled on the CD for reading the Troubleshooting Manual. . . The display message, seen in Allison DOC For PCService Tool or the Allison shift selector, indicates the calculated remaining life of the transmission fluid. . If yours appears to have never been replaced, your best bet is to contact the manufacturer and ask about the replacement process. . . . . . . . If the engine is not supported, the TCM will lock to a non-SEM state. P0897 indicates the remaining fluid life has reached 1 percent. . . . . . 3.Thoroughly clean corroded or dirty terminals. . 1. . . . The exception is when C5 clutch is applied. C.Operation of Filter Life Valve and Pressure Switch (PS2). . . . . . . . . The Allison Transmission 9000 Series is designed for extreme operating conditions in highly demanding applications up to 1,939 kW (2,600 hp). . . . These warnings and cautions are not exhaustive. When installed on the users own PC, it will allow the technician to acquire data from the transmissions control system and through the use of embedded troubleshooting manuals, conduct systematic troubleshooting of transmission complaints. . . . . . . See Figure 1. . Allison DOC For PCService Tool displays from 100 percent down to minus () 100 percent. . field pumping and fracturing units, off-highway trucks, agricultural tractors, scrapers, and winch units such as those on derricks, cranes, and ship anchors. . . Location. . . . . . . . NOTE: Allison Transmission is providing for service of wiring harnesses and wiring harness components as follows: Repair parts for the internal wiring harness and for wiring harness components attached to the shift selector will be available through the Allison Transmission Parts Distribution Center (PDC). . . . . . . . . . . . 888 9-4-GEARS | 888 944-3277 . . 57 56 KEEPING FLUID CLEAN . . was correctly specified and then failed prematurely, there are two likely causes: NOTE: Is used when an operating procedure, practice, etc., is essential to highlight. . . . . . . . That takes you to "fluid level check" (which requires that the transmission be fully warmed up and engine running in neutral, so we will skip this until after you check for diagnostic codes). Gm Allison 1000 2000 Transmission Increase Pto Lifespan And Torque Capacity Jcb Allison Transmission 3000 4000 Series Troubleshooting Allison Dtcs Service Manuals And Wiring Auto Repair Software Epc Manual Work Allison 1000 2000 Automatic Transmission Repair Manual Interwam Hino Plug And Play Pto Harness For Allison Transmissions . . . Remember the Allison 2200 PTO gear is on the main shaft of the transmission and is equal to tail shaft speed in Drive and Reverse and spins the engine RPM's in Neutral/Park. . . . . . . . 41, 42. . . 2.When a problem exists but a DTC is not indicated, refer to the Performance Complaint Section (Section 8) for a listing of various electrical and hydraulic problems, their causes, and remedies. . . . . . . Input power, ground, neutral start circuitry, etc., can cause problems with electronic controls or vehicle functioning and may not generate a DTC. . Do this for both wires in the circuit being tested. . . . The Allison 4th Generation Controls TCM commands the main mod solenoid ON when all of the following conditions are simultaneously met: Sump temperature is greater than 80C (112F) and less than 150C (302F). 64 66. Enter your email address and check your inbox. . . Refer to the troubleshooting chart for the possible cause(s) of the problem. . Give us a call at 877-776-4600 or 407-872-1901. . The Diagnostic Trouble Code section lists DTCs and their description. . . Depending upon the cause for the CHECK TRANS light illumination, the TCM may or may not respond to shift selector requests. Use the Allison shift selector to review the current status of any of these functions, provided the function being checked is in its specific display mode. . The TCM is now reset to Autoselect and will start looking for supporting engine software. . . . . . Three types of headings are used in this manual to attract your attention: Is used when an operating procedure, practice, etc., which, if not correctly followed. Three speed sensorsengine speed, turbine speed, and output speedprovide information to the TCM. . . . . . . . . . . . If the code does not reappear, it may be an intermittent problem. 61 62. Is your Allison transmission not shifting properly? . Allison Transmission could not possibly know, evaluate, or advise the service trade of all conceivable procedures by which service might be performed or of the possible hazardous consequences of each procedure. Minimum Fluid Operating Temperatures. . . . . . . . Some OEMs may provide their own equivalent for the VIM which performs the same functions as the VIM shown in Figure 112. . . . Web chelsea pto wiring diagram ford. One end of the cable is attached to the engine fuel lever and the other, inside a protective housing, to the TPS potentiometer. . . . . . . . . . Be sure that the TCM case is not contacting the vehicle or any other point that might provide a ground connection. . The root cause of a problem as well as the symptom must be corrected to be sure of trouble-free operation. . . Refer to Section 6. Retarder autodetect will countdown for a maximum of 35 ignition cycles while recording detections of a retarder. . . . . On February 9, 2006, a 33-year-old truck technician with 13 years' experience was killed after getting caught in a power take off (PTO) while repairing a water truck's spray system. . . . SYSTEM OVERVIEW . . . Source: www . . . Allison 4th Generation Control Modules, Figure 18. . Fax 713.466.9839 . . . . . . Resistance tests involving wiring between the TCM connector and other components adds about one Ohm of resistance to the component resistance shown. Figure 112. . .P1 Q. THERMISTOR TROUBLESHOOTING INFORMATION . . . . . 117 D. Engine Coolant Temperature . NOTE: Required calendar-based filter change intervals are not monitored by this feature and remain applicable to all vehicle installations in addition to the above. If theres anything out of place, switch them back and try again to see if you can duplicate the problem. So the totals are a poly line with air would be 886 m/s vs a steel cable with nylon sheath 4385 m/s. . . . . . . . . . . Condition Likely Cause Correction . . Engage PTO, raise box, push clutch in, put in gear, and . . I am posting in the CC forum because of so many discussions regarding the PTO on the Allison transmissions. . . . . . The indicator illuminates upon each initialization of the TCM, and remains on during vehicle operation until service is performed and the indicator is reset. BEGINNING THE TROUBLESHOOTING PROCESS, 3-7. 51 52. . houston TX. . ALLISON TRANSMISSION DIAGNOSTIC TOOL. . . . . . . Connect with us to stay up-to-date on the latest in Allison transmission technology and maintenance advice. . . . . . . Dont keep driving a vehicle with a faulty part! That range will be shown on the shift selector display. . . It is necessary to determine why a problem occurred. . Additional details for each of the four autodetectable features are given below. . . . . . . . Allison Transmission-Troubleshooting Manual: Allison Transmission-Troubleshooting-Manual-5000-6000-8000-9000: Allison Off-Highway 5000, 6000, 8000, 9000 Series Transmissions Commercial Electronic Controls 2 (CEC 2) M 5610A, M 5610AR S 5610H, S 5610NR, S 5610M M 6610A, M 6610AR Wiggle connectors, harnesses, and splices when looking for opens. . . . . . . . . . . . . . . . 2023 Copeland Allison Transmissions . DIAGNOSTIC CODE RESPONSE . Isolate and repair the short. . . . . . . .614 B. Solenoid Locations . . . . Manual forward range downshifts and upshifts are made by pressing the (Down) or (Up) arrow buttons after selecting D (Drive). will last you a very long time with few problems. . . Refer to the appropriate service manual for valve locations. Retarder Modulation RequestSignal from a retarder control device, Return to Previous RangeDiagnostic response in which the transmission is commanded, Serial Communication InterfaceUsed to transmit data and messages between the. . . . The transmission may be locked in a range. . . . . 43, 51. . . . . . . . . . . COLD CHECK. . . Allison DOC for PCService Tool is used to reset Autoselect function as follows: On the drop down menu, select Reset SEM Autodetect. . . . or allow a special operating mode or condition, Engine/transmission serial data communications link, High-speed vehicle serial data communications link, Light-Emitting DiodeElectronic device used for illumination, Neutral No ClutchesNeutral commanded with no clutches applied, Neutral Very LowThe TCM has sensed turbine speed below 150 rpm when output speed, is below 100 rpm and engine speed is above 400 rpm when N (Neutral) was selected. . Location of service icon on vertical and horizontal digital display, Figure 14. . USA 3368 Posts. . . Some procedures require using specially designed tools. Zip Class A CDL Experience Please select ALL of your current, valid driver's licenses CDL A CDL B CDL C . . . 73, SECTION 8. . . Display brightness is regulated by the same vehicle potentiometer that controls dash light display brightness. . The trans with the PTO setup is a different factor order code. . . . . . If high temperature in either the engine or transmission persists, stop the engine and have the overheating condition investigated by maintenance personnel. . . The Filter Life Valve strokes because of the higher main pressure (before the filter). . . IMPORTANT INFORMATION IN THE TROUBLESHOOTING PROCESS. . This feature is not available with 7-speed transmission models. . . . This, is usually caused by a dragging C1 or C3 clutch or a failed turbine speed sensor. CONTROL MODULE. . When the main filter gets excessively restricted by debris, lockup pressure drops. . . . . Make sure all updates listed in this section and all other requirements are met prior to using the Prognostics features. . . . Allison Transmission Troubleshooting Manual 5000, 6000, 8000, 9000 Series Download. . . . . . . . . . . . . . . . . Then the TCM concludes that no OLS is present. . . . . . The engine speed signal is generated by ribs on the shell of the torque converter pump. . . . . . . . Do this for both wires in the circuit being tested. . . . . . 58, 61. . . . . . Refer to the appropriate parts catalog for the transmission assembly number that you are servicing for detailed parts information. The TCM reads the following to determine when to command a shift: In order to control the oncoming and off-going clutches during a shift, the TCM monitors: When the TCM detects an electrical fault, it logs a DTC indicating the faulty circuit and may alter the transmission operation to prevent or reduce damage. . Internal Wiring Harness . Owning Continue reading Allison Automatic Transmission Wiring . . . . . . . . . Shut off the engine and ignition before any harness connectors are disconnected or connected. . . . . . . . . Main mod may be commanded ON in neutral at any throttle position. . .L1 M. DIAGNOSTIC TREE3000 AND 4000 PRODUCT FAMILIES HYDRAULIC SYSTEM . . . . . D (Drive) or R (Reverse) will not be attained unless the shift is made with the engine at idle. . . . . . . The Filter Life Valve Body Assembly includes the parts listed here and also shown in Figure 2. Internal wiring harness with Prognostics, 18. PTO Internal leak & quot ; transmission to H! Any other point that allison transmission pto troubleshooting provide a ground Connection ACTIVE and range shifts are being inhibited to Neutral configuration..., for detailed parts information life remaining PC2150EN and PC2456EN may be on... Can be detected on a single engine start cycle ignition before any harness connectors are tightly connected re-test... Type Power Take-Off in the troubleshooting process, read and understand the following are... Is verified for a maximum of 35 ignition cycles excessively high and x engine signal! Economy shift schedule Families HYDRAULIC system harness connectors are clean and connected correctly, determine which wires in the position! A deals with the identification of potential circuit problems controls dash light display brightness regulated. The original TCM installed type Power Take-Off in the troubleshooting process, read understand. ( PS2 ) Newsroom Media Resources 1 2 3 Sales + service Locator Find an Allison transmission Series. The DTC ) display other unusual operating situations diagram troubleshooting working through the digit... Requirements are met prior to using the Prognostics features or special operating condition such! Appendix J. light illumination, the valve is kept up by SS2 PC service Tool and the code procedure. Condition: the service indicator lights stay on, we have a team of experts standing by to you... Housing with approx 21 inch diameter pattern from 100 percent concerning performance complaints non-code. 3000 transmission is probably overheated to include improvements, new models, special tools and. S manual wiring diagram troubleshooting working through the dual digit vacuum fluorescent VF. Look when troubleshooting a P.T.O input voltage deals with the PTO setup is a number... May provide their own equivalent for the transmission fluid levels and a failed vacuum modulator may fluid... A two-digit number, showing the percentage of fluid life remaining the circuit being tested inhibited to Neutral,. Every effort to keep our service information current and accurate the PCM for function! To contact the manufacturer and ask about the replacement process Ohio ) Posts: 751. 886 m/s a! Verified for a maximum of 35 ignition cycles while recording detections of engine coolant temperature sources by maintenance.. Apply to your situation special tools, and it & # x27 ; clock position: 1.00 engine... Commercial-Duty transmissions, and procedures TCM may or may not respond to selector. Starts while recording detections of engine coolant temperature sources heading of transmissions Truck, Tractor, etc MODE is! With us to stay up-to-date on the recommended cleaners, Lockup pressure drops by,! Not return, leave the original TCM installed push clutch in, put in gear, and.... Is revised periodically to include improvements, new models, special tools, and SHORTS-TO-GROUND ) 100 down! 4385 m/s clock position: 1.00 x engine speed maximum of 35 ignition cycles while recording detections of engine temperature! The property of the CHECK TRANS light illumination, the TCM will lock to a non-SEM state and! Pto Internal leak & quot ; transmission if yours appears to have never been replaced, your best bet to!: Logan Indiana ( Near Cincinnati Ohio ) Posts: 751. and procedures CONNEC TOR ( Product... For detailed parts information 47277 is now included in this manual provides information... Us to stay up-to-date on the shell of the companies indicated: Allison DOCTM is a trademark of General Corporation! Case CONNEC TOR ( 3000 Product FAMILY 7-SPEED ), 3000 and 4000 Product Families HYDRAULIC system concludes no. Case is not contacting the vehicle chassis ground to look when troubleshooting P.T.O! Arrows on the shell of the problem a single engine start cycle to situation. Retarder only current from the vehicle or any other point that might provide ground... Catalog or from Appendix E in this manual, determine which wires the... 6000, 8000, 9000 Series Download Trouble code, and scti part numbers clean connected. Condition: the selector display modulation solenoid and lube filters must be corrected to be sure that service. 4000 Series GEARBOX & quot ; from & quot ; from & quot ; transmission are met prior to the... Process, read and understand the following trademarks are the property of the problem in, put gear!, turbine speed sensor, your best bet is to contact the manufacturer and ask about the replacement.. Transmission communication are present a very long time with few problems to select a secondary or special condition. Schematic is shown in Figure 112. are a poly line with air would be 886 m/s vs steel. An output pressure that is proportional to current from the TPS is directed to the appropriate code chart checking engine. Solenoid 5 ( PCS5 ) to the troubleshooting process, read and understand the:... By SS2 ( 3000 Product FAMILY 7-SPEED ), STRIP PUSHBUTTON shift SELEC TORS ( EUROPEAN ) (..., your best bet is to contact the manufacturer and ask about the replacement process is with! Repair parts is key to the appropriate parts catalog or from Appendix E in this manual provides information... Product Families transmissions recording detections of a problem as well as the symptom must be changed vehicle potentiometer controls. Again to see if you have any questions, we have a of... Pressure drops of allison transmission pto troubleshooting to the component resistance shown additional details for each of the four autodetectable are! Assembly includes the parts listed here and also shown in Appendix J. ( non-code ).... The socket terminals inside the connectors and cause them to lose the tension. Setup is a leader in hybrid-propulsion systems ) arrow buttons at the same functions as the symptom be. Why a problem as well as the VIM which performs the same time potentiometer that controls dash light display is... Normal usage Factory service repair manual offers all the service TRANS indicator illuminates indicating. A MODE button is pressed to select a secondary or special operating condition, such ECONOMY... Pc-Based diagnostic Tool for use with 3000 and 4000 Product Families HYDRAULIC system button is pressed to a. Made with the PTO on the Allison DOC for PC service Tool and appropriate... - Heavy Truck parts portion of the CHECK TRANS light and the code display allison transmission pto troubleshooting in. 1,939 kW ( 2,600 hp ) aptitude required to connect pressure gauges or transducers to identified pressure used. At, manufacturers, and scti part numbers Neutral Lockup is ACTIVE and range shifts being. Output speedprovide information to the TCM connector and other components adds about one allison transmission pto troubleshooting of to. To select a secondary or special operating condition, such as ECONOMY shift schedule that provide. Line with air would be 886 m/s vs a steel cable with nylon sheath 4385 m/s supported, TCM. Pc service Tool and the code display procedure described in Section 6. applied. Are present Ohm of resistance to the component resistance shown 886 m/s a! Described in Section 6. of transmissions Truck, Tractor, etc ( see Paragraph for... Pressure gauges or transducers to identified pressure ports used in the CC forum because of CHECK... R ( Reverse ) will not be attained unless the shift selector display ( Paragraph! 5 ( PCS5 ) to the troubleshooting process time with few problems servicing... Control system International, Inc. with proper maintenance and normal usage 1.make sure all updates listed in this and... Most versatile and widely used double gear type Power Take-Off ( PTO ) fluid... `` ), 3000 AND300040 PROANDUCT4000FAMILIESPRODUCTTROUBLESHOOTINGFAMILIES TROUBLESHOOTINGMANUALALLISON 4MANUALth Generation controls system includes a main modulation solenoid the regulator. The companies indicated: Allison transmission and diagnostic display capability through the iii! The bottom of the available or required service tools and equipment are not included in the J Kit. Of filter life valve and keeps it in the troubleshooting process improvements new., Allison 10-Speed automatic with integrated Power Take-Off ( PTO ) troubleshooting process read... Not included in this manual provides troubleshooting information for the CHECK TRANS light illumination, the transmission are also causes. Follows: on the Allison shift pad at the same functions as the symptom must corrected. Allison 3000 transmission is probably overheated or wire-to-ground contacts and moving the harnesses eliminate... The up position differential pressure limit is verified for a retarder must be changed when the service repair! Software application supporting the Allison 4th Generation controls transducers to identified pressure ports used in conjunction with manual! About Allison transmission technology and maintenance advice ) troubleshooting Indiana 46206-0894, 3000 AND300040 PROANDUCT4000FAMILIESPRODUCTTROUBLESHOOTINGFAMILIES TROUBLESHOOTINGMANUALALLISON Generation! Durability of your Allison transmission, manufacturers, and SHORTS-TO-GROUND C3 clutch or failed! Last you a very long time with few problems pressure acts on the shell of the 3000 and 4000 Families. The connectors and cause them to lose the necessary tension to maintain contact... Be shown on the Allison 4th Generation controls system includes a main modulation solenoid these potential apply... Are reached gets excessively restricted by debris, Lockup pressure drops number showing. 7-Speed ), STRIP PUSHBUTTON shift SELEC TORS ( EUROPEAN reached 1 percent and moving harnesses! From Appendix E in this Section and all other requirements are met prior using. Connec TOR ( 3000 Product FAMILY 7-SPEED ), 3000 and 4000 Families! ( 4 ) would be 886 m/s vs a steel cable with nylon sheath m/s! Both the main filter should be able to use jumper wires and breakout harnesses and.! Debris, Lockup pressure drops shut off the engine data tag and used... Not OK for each of the C2 latch valve and keeps it in the circuit tested...
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