. . . . . . . . Allison DOC For PCService Tool shows PS2 EXHAUSTED. . . . . Resistance tests involving wiring between the TCM connector and other components adds about one Ohm of resistance to the component resistance shown. . . On 7-speed models, SS2 latch valve takes the place of C5 on the bottom of the C2 latch valve. . . . . . Isolate and repair the short. . . Pushbutton and lever shift selectors for the Allison 4th Generation Series are remote mounted from the TCM and communicate to the TCM via the J1939 communications data link. . 36 38. . . They were intended for Oshkosh Hemtt use. . . . . Allison 4th Generation Control Mudules with Prognostics. . . . IMPORTANT INFORMATION IN THE TROUBLESHOOTING PROCESS. . . . . . B1 C. SOLENOID AND CLUTCH CHART. . . . . . P0897 indicates the remaining fluid life has reached 1 percent. . . . . . An OLS will be identified as present and the OLS autodetect logic will stop once it is detected during any single engine start. . . . . The VIM for 24V systems has all 24V relays. . Page 1 TS2470EN Troubleshooting Manual Allison Transmission MD/HD/B Series Transmissions WTEC II Controls (Pre-TransID and TID 1) MD 3060/MD 3066/MD 3560 (P) (R) MD 3070PT HD 4060/HD 4560 (P) (R) B 300/B 400/ B 500 (P) (R) May 1998 Revision 1, 199910 Division of General Motors Corporation P.O. . . Please use these SILs to obtain up-to-date information concerning Allison Transmission products. The default system enables the transmission to revert to total hydraulic operation and provides safe operation during an electrical interruption by shifting to a specific pre-determined range. . . . Not available with (PTO) Power take-off. . The display message, seen in Allison DOC For PCService Tool or the Allison shift selector, identifies clutch life status, as determined by monitored changes and the calculated running clearance of the transmission clutches C1, C2, C3, C4, and C5. Trying to find out how a pto works on the Allison transmission. . . . . . . . . PTO mounting pads. . . . . . . . Allison Transmission is responsible for warranty on these parts. . Allison Transmission Troubleshooting Manual 5000, 6000, 8000, 9000 Series Download. Dry Air (can vary depending on humidity) 346 m/s. . It is necessary to determine why a problem occurred. . . . . All shift selectors except the strip-type pushbutton have a dual digit vacuum fluorescent (VF) display and a mode indicator (LED). . was correctly specified and then failed prematurely, there are two likely causes: . . Refer to Section 6. Interruption of electrical power results in the solenoid regulator valves locking in their normally high or low state. D (Drive) or R (Reverse) will not be attained unless the shift is made with the engine at idle. . H1 J. OIL LEVEL SENSOR (OLS) INTRODUCTION . . . . NOTE: All Allison 4th Generation Controls TCMs are designed to be isolated from the vehicle chassis ground. Applications are diverse and include oil-. . . . . . Visually confirm that the range selected was attained. . . . Nylon 1150 m/s. . Microsoft Media Player bundled on the CD for displaying various and updated training videos (available from the application Help menu). . Transmission operation at cold ambient temperatures may require preheating or the use of a lower viscosity transmission fluid. Message over the SAE J1939 communication interface. OM History: A historical record of the last 6 resets, including mileage at the time of each reset, may be viewed using the Allison DOC For PCService Tool . . . . . . . . . . . . . FM Display: An acceptable filter life status is displayed as OK in the shift selector; an unacceptable filter life status is displayed as LO. Allison 4th Generation Internal Wiring Harness, Figure 111. . . . . . . . . . . . . Allison Transmission is the worlds largest manufacturer of fully automatic commercial-duty transmissions, and is a leader in hybrid-propulsion systems. . . . If high temperature in either the engine or transmission persists, stop the engine and have the overheating condition investigated by maintenance personnel. USING THE TROUBLESHOOTING MANUAL. . Chelsea PTO and Pumps For All Allison Transmission Models. . The PTO is optional on the 10-speed "Allison . . Remember that some problems may be temperature related. . . . . . . . . NOTE: Required calendar-based fluid change intervals are not monitored by this function and those intervals remain applicable to all vehicle installations in addition to the above. . . . The indicator illuminates upon each initialization of the TCM, and remains on during vehicle operation until service is performed and the indicator is reset. . . . Shut off the engine and ignition before any harness connectors are disconnected or connected. . The root cause of a problem as well as the symptom must be corrected to be sure of trouble-free operation. . . . . . . . . . . The solenoids produce an output pressure that is proportional to current from the TCM. . Internet connection capability with Internet Explorer 5.0.1 or greater. Wire, terminal, and connector repair information. . . . . . . Oil level sensor autodetect will countdown for a maximum of 25 engine starts while recording detections of an OLS. NOTE: A broadband Internet connection is highly recommended for receiving updates and file downloads. . ALLISON TRANSMISSION DIAGNOSTIC TOOL. . . 118, 110. . . . . . . . . . Allison transmissions are custom-designed for several different industries and provide valuable power and work. . When disconnecting a harness connector, be sure the pulling force is applied to the connector itself and. Also, many different styles and materials for harnesses are likely to be encountered. . . . . . Allison DOC For PCService Tool shows PS2 PRESSURIZED. . NVL is, attained by turning D solenoid ON (in addition to E solenoid) and the C4 and C5. . . . Always blow or shake any excess cleaner from, the connector before assembling it to its mating connector or hardware. . Cold Check Procedure . . . . . The PTO input to the TCM indicates the PTO is OFF. . . . . A.Control System Prognostics Operation and Display. . Location: Logan Indiana (Near Cincinnati Ohio) Posts: 751. . . . 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. . . . . . Buy Now. . . . . . . . OLS input voltage must exceed a predetermined level for the TCM to record a detection. Refer to Appendix A if a circuit problem is suspected. . Care should be taken when welding on a vehicle equipped with electronic controls. . . General tab, which allows the user to select language (English only at this time), and unit of measure. . . . . . . . We ship from the USA to . . . . . anyone need wiring. . . . . Use special tools when and in the manner recommended. . . The TCM senses the transmission configuration using TID wire 176. . . . . . J1 K. SOLENOID RESISTANCE CHARTS . . . . . . Be sure to reset the Adaptive Shift parameters and Autodetect information when it is installed in the original vehicle. . . . . . . This takes you to diagnostic codes. . . IDENTIFICATION OF POTENTIAL CIRCUIT PROBLEMS . . . A full-function shift selector has a MODE button and diagnostic display capability through the dual digit vacuum fluorescent (VF) display. . When the . . . . Locate and repair the damaged portion of the wire. . . If an OLS is known to be present, but has not been detected, troubleshooting the OLS circuit is required. . Loctite is a registered trademark of the Loctite Corporation. . . . . . Refer to Section 5-2 for this procedure. . . . . . ELECTRONIC FLUID LEVEL READING (SHIFT SELECTOR) . Do you know how to identify and deal with an issue that may arise with your Allison transmission? . 112 A. . Is your Allison transmission giving you trouble? Manual forward range downshifts and upshifts are made by pressing the (Down) or (Up) arrow buttons after selecting D (Drive). . . . At one end of the harness, using jumper wire kit J 39197 or J 39197-A, connect wires 111 and 174 to each other, being careful not to distort the terminals. . . . Appendix A deals with the identification of potential circuit problems. . . RESETTING TCM AUTOSELECT . . . . . . . . 64 66. . . . . . . Once a confidence flag is set for any one of the sources, a counter begins to countdown for 15 additional engine starts. However, there are instances when the . Allison PTO repair parts for all models Like: housings, clutch kits, rebuilt kits, gasket sets, gears, bearing kits, shafts, overhaul kits, seal kit parts you need to repair or rebuild any model. . . . . Use the P/N from your appropriate parts catalog or from Appendix E in this manual. . . . . . . . . . . . . . . . . Even if the vehicle is moving. . . . . . . . SCTI provides a technical HELPLINE at 519-627-1673 (Wallaceburg). . . . Dont keep driving a vehicle with a faulty part! . IMPORTANT INFORMATION IN THE TROUBLESHOOTING PROCESS, 3-5. . At the TCM end of the harness, touch one probe of a digital volt/ohmmeter (DVOM) to one wire of the circuit being tested and touch the other probe to each terminal in the same connector, then touch the probe to chassis ground and to the transmission main housing. . . . . . . . Do not insert test probes larger than 0.81 mm into the TCM 80-way and transmission 20-way connectors. . . . 32 35. . . . . . . . . . Dec 22, 2022 Full Story Newsroom Media Resources 1 2 3 Sales + Service Locator Find an Allison authorized service facility near you. . . . . . Test the harness for shorts between wires and shorts-to-ground by performing the following (Figure 42): (1)At the TCM end of the harness, touch one probe of a digital volt/ohmmeter (DVOM) to one wire of the circuit being tested and touch the other probe to each terminal in the same connector, then touch the probe to chassis ground and to the transmission main housing. . . . This simulates vehicle movements which occur during actual operation. TCM DIAGNOSTIC PROCEDURE . . Find the technical information and factory resources for your Allison transmission. The SERVICE TRANS indicator illuminates briefly following a reset to acknowledge the reset was successful. . The four items above are the only CMCs that are autodetectable. OM Reset: The function may be reset by one of the following methods: NOTE: Prognostic information can only be reset in the higher of two shift schedules, if applicable. TCMs are available in both 12V and 12/24V configurations to match the configuration of the vehicle electrical system. The transmission may be locked in a range. . . . Beginning the Troubleshooting Process . Enter your email address and check your inbox. . VEHICLE INTERFACE MODULE . . . . . . . Allison 4th Generation Control functions are controlled by the TCM. A1 B. . . Re-install shift cover. . . . . 158) all use a 1 for the first digit and the pin-out information at the TCM for the second and third digits. . Our engineering department will assist you in setting up the correct Chelsea PTO or Muncie Power Take-off and pump solution for your Allison transmission model and deliver it to your door. . . . . . Shorts involve wire-to-wire or wire-to-ground contacts and moving the harnesses may eliminate the problem. . Even when operation is restricted, the vehicle can be operated to reach a service assistance location. . . . . . . . . . . SCTI provides parts to any Allison customer or OEM and is responsible for warranty on these parts. . . . The turbine speed sensor on the 4000 Product Family transmission is located on the outside of the main housing. . . . . . . . . . . . . . . . . . . . . . . . . . The following trademarks are the property of the companies indicated: Allison DOCTM is a trademark of General Motors Corporation. . . . . . . . Clean dirty terminals or connectors with isopropyl alcohol and a cotton swab, or a good quality, non-residue, non-lubricating, cleaning solvent such as LPS Electro Contact Cleaner or LPS NoFlash Electro Contact Cleaner. . . . . . . NOTE: Turn off the vehicle HIGH IDLE switch, if present, before shifting from N (Neutral) to D (Drive). . . If the P.T.O. . Allison Transmission MT 643 Operator's Manual (48 pages) On-Highway Transmissions Brand: Allison Transmission | Category: Microphone system | Size: 0.59 MB Table of Contents Warnings, Cautions, and Notes 3 Table of Contents 4 Keeping that Allison Advantage 6 Typical AT, MT, and HT Model Transmissions 7 A Brief Description of the Allison Automatic . If the complaint does not return, leave the original TCM installed. . . During an electrical interruption, the latch valves and two normally high, PCS1 and PCS2, enable the transmission to operate in a limp mode, allowing the operator to drive the vehicle to a location where it can be serviced. . . . . . . . . . . . When the TCM detects a non-electrical problem while trying to make a shift, the TCM may try that shift a second or third time before setting a DTC. The C1 and C2 latch valves have been designed into the clutch circuits to provide this default feature (refer to Appendix H.). . Common Allison 3000 Transmission Problems. . . . . . But things may go wrong rather unexpectedly. . . . . . . If the complaint is confirmed. TESTING FOR OPENS, SHORTS BETWEEN WIRES, AND SHORTS-TO-GROUND. . Allison HUB houses a library of Operator's Manuals which covers all current products and is available in a variety of languages. We make every effort to keep our service information current and accurate. . . Allison Transmission (AT) is responsible for warranty on these parts. . . . . If the code does not reappear, it may be an intermittent problem. . FM History: Use the Allison DOC For PCService Tool to display the amount of transmission operation from the initial service indication until the service reset. . . . . Allison Transmission is the worlds largest manufacturer of fully automatic transmissions for medium- and heavy-duty commercial vehicles and is a leader in hybrid-propulsion systems for city buses. . . . . . This occurs when the remaining fluid life is approximately 1 percent. . . could result in damage to or destruction of equipment. . . . DVOM continuity beeper will sound, or reading will go to zero Ohms when these, or reading will go to zero Ohms when meter is probing, Figure 42. Both the main and lube filters must be changed when the SERVICE TRANS indicates the main filter should be changed. . . . . ALLISON TRANSMISSION DIAGNOSTIC TOOL, 3-4. . . . . . . . . Free 800.966.9860. . . . . If the problem recurs, proceed with Step (4). ABBREVIATIONS . . any latin characters (a-z, A-Z) any numbers (0-9) special characters ("-", "_" and ". . . . . * A power take-off (PTO) is optional on the Allison 1000 in the 3500 cab and chassis trucks. When the countdown period is complete, the software will use the highest priority throttle source having a confidence flag set and the autodetect logic will stop. . . . . . . . Typical Allison 4th Generation Control Components. . C1 D. WIRE/CONNECTOR CHART . . . . . . . . . . If difficulties arise, you have unanswered questions, or if you are unable to quickly identify the root cause during troubleshooting, please contact the Technical Assistance Center (TAC): Replace the TCM with a known, good TCM from a similar vehicle. Whenever a transmission is overhauled, exchanged, or has undergone internal repairs, the TCM MUST. . NOTE: If using a TCM from another vehicle is unavoidable, the TCM MUST BE set to factory values and the vehicle MUST BE driven carefully to adapt the shifts to the test vehicle. . . . The SCTI addresses and phone numbers for parts outlets are: 3000/4000 PRODUCT FAMILIES 4TH GENERATION ELECTRONIC CONTROLS TROUBLESHOOTING MANUAL. TroubleshooTing guide. . . . . . . . . . . . . Description of diagnostic codes, system responses to faults, and troubleshooting. . . . . . . . . . . . . . . . . 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 Transmission 4000 Series Troubleshooting Service Manual Size: 145 MB Fomat: PDF Language: English Brand: JCB Type of machine: Allison Transmission 4000 Series Troubleshooting Type of . . . . . 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). . Copeland International, Inc. . . . . . . . . The full-function pushbutton shift selector has. The lube filter must be changed with the main filter. 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). . . . . . . . . . . . . . . . . . 888 9-4-GEARS | 888 944-3277 . . . . . . . The main valve body assembly contains the following: The solenoid valve body assembly contains the following: The low valve body assembly (in 3000 and 4000 Product Families 7-speed models) contains solenoid PCS6 (C6) and one ON/OFF solenoid SS2 (C6 enable). . th. . . . . DIAGNOSTIC TROUBLE CODE TROUBLESHOOTING, DTC C1312 Retarder Request Sensor Failed Low, DTC C1313 Retarder Request Sensor Failed High, DTC P0122 Pedal Position Sensor Low Voltage, DTC P0123 Pedal Position Sensor High Voltage, DTC P0218 Transmission Fluid Over-Temperature, DTC P0610 TCM Vehicle Options (TransID) Error, DTC P0634 TCM Internal Temperature Too High, DTC P063E Auto Configuration Throttle Input Not Present, DTC P063F Auto Configuration Engine Coolant Temp Input Not Present, DTC P0657 Actuator Supply Voltage 1 (HSD1) Open, DTC P0658 Actuator Supply Voltage 1 (HSD1) Low, DTC P0659 Actuator Supply Voltage 1 (HSD1) High, DTC P0702 Transmission Control System Electrical (TransID), DTC P0703 Brake Switch Circuit Malfunction, DTC P0708 Transmission Range Sensor Circuit High Input, DTC P0711 Transmission Fluid Temperature Sensor Circuit Performance, DTC P0712 Transmission Fluid Temperature Sensor Circuit Low Input, DTC P0713 Transmission Fluid Temperature Sensor Circuit High Input, DTC P0716 Turbine Speed Sensor Circuit Performance, DTC P0717 Turbine Speed Sensor Circuit No Signal, DTC P0721 Output Speed Sensor Circuit Performance, DTC P0722 Output Speed Sensor Circuit No Signal, DTC P0726 Engine Speed Sensor Circuit Performance, DTC P0727 Engine Speed Sensor Circuit No Signal, DTC P0741 Torque Converter Clutch System Stuck Off, DTC P0752 Shift Solenoid 1 (SS1) Valve Performance-Stuck On, DTC P0776 Pressure Control Solenoid 2 Stuck Off, DTC P0777 Pressure Control Solenoid 2 Stuck On, DTC P0796 Pressure Control Solenoid 3 Stuck Off, DTC P0797 Pressure Control Solenoid 3 Stuck On, DTC P0842 Transmission Pressure Switch 1 Circuit Low, DTC P0843 Transmission Pressure Switch 1 Circuit High, DTC P0847 Pressure Switch 2 (PS2) Circuit Low, DTC P0848 Pressure Switch 2 (PS2) Circuit High, DTC P0881 TCM Power Input Signal Performance, DTC P088A Transmission Fluid Filter Deteriorated, DTC P088B Transmission Fluid Filter Very Deteriorated (Expired), DTC P0894 Transmission Component Slipping, DTC P0897 Transmission Fluid Deteriorated, DTC P0960 Pressure Control Solenoid Main Mod Control Circuit Open, DTC P0962 Pressure Control Solenoid Main Mod Control Circuit Low, DTC P0963 Pressure Control Solenoid Main Mod Control Circuit High, DTC P0964 Pressure Control Solenoid 2 (PCS2) Control Circuit Open, DTC P0966 Pressure Control Solenoid 2 (PCS2) Control Circuit Low, DTC P0967 Pressure Control Solenoid 2 (PCS2) Control Circuit High, DTC P0968 Pressure Control Solenoid 3 (PCS3) Control Circuit Open, DTC P0970 Pressure Control Solenoid 3 (PCS3) Control Circuit Low, DTC P0971 Pressure Control Solenoid 3 (PCS3) Control Circuit High, DTC P0973 Shift Solenoid 1 (SS1) Control Circuit Low, DTC P0974 Shift Solenoid 1 (SS1) Control Circuit High, DTC P0975 Shift Solenoid 2 (SS2) Control Circuit Open, DTC P0976 Shift Solenoid 2 (SS2) Control Circuit Low, DTC P0977 Shift Solenoid 2 (SS2) Control Circuit High, DTC P0989 Retarder Pressure Sensor Failed Low, DTC P0990 Retarder Pressure Sensor Failed High, DTC P1891 Throttle Position Sensor PWM Signal Low Input, DTC P1892 Throttle Position Sensor PWM Signal High Input, DTC P2184 Engine Coolant Temperature Sensor Circuit Low Input, DTC P2185 Engine Coolant Temperature Sensor Circuit High Input, DTC P2637 Torque Management Feedback Signal (SEM), DTC P2641 Torque Management Feedback Signal (LRTP), DTC P2669 Actuator Supply Voltage 2 (HSD2) Open, DTC P2670 Actuator Supply Voltage 2 (HSD2) Low, DTC P2671 Actuator Supply Voltage 2 (HSD2) High, DTC P2684 Actuator Supply Voltage 3 (HSD3) Open, DTC P2685 Actuator Supply Voltage 3 (HSD 3) Low, DTC P2686 Actuator Supply Voltage 3 (HSD3) High, DTC P2714 Pressure Control Solenoid 4 (PCS4) Stuck Off, DTC P2715 Pressure Control Solenoid 4 (PCS4) Stuck On, DTC P2718 Pressure Control Solenoid 4 (PCS4) Control Circuit Open, DTC P2720 Pressure Control Solenoid 4 (PCS4) Control Circuit Low, DTC P2721 Pressure Control Solenoid 4 (PCS4) Control Circuit High, DTC P2723 Pressure Control Solenoid 1 (PCS1) Stuck Off, DTC P2724 Pressure Control Solenoid 1 (PCS1) Stuck On, DTC P2727 Pressure Control Solenoid 1 (PCS1) Control Circuit Open, DTC P2729 Pressure Control Solenoid 1 (PCS1) Control Circuit Low, DTC P2730 Pressure Control Solenoid 1 (PCS1) Control Circuit High, DTC P2736 Pressure Control Solenoid 5 (PCS5) Control Circuit Open, DTC P2738 Pressure Control Solenoid 5 (PCS5) Control Circuit Low, DTC P2739 Pressure Control Solenoid 5 (PCS5) Control Circuit High, DTC P2789 Clutch Adaptive Learning at Limit, DTC P2808 Pressure Control Solenoid 6 (PCS6) Stuck Off, DTC P2809 Pressure Control Solenoid 6 (PCS6) Stuck On, DTC P2812 Pressure Control Solenoid 6 (PCS6) Control Circuit Open, DTC P2814 Pressure Control Solenoid 6 (PCS6) Control Circuit Low, DTC P2815 Pressure Control Solenoid 6 (PCS6) Control Circuit High, DTC U0001 Hi Speed CAN Bus Reset Counter Overrun (IESCAN), DTC U0100 Lost Communication with ECM/PCM (J1587), DTC U0103 Lost Communication With Gear Shift Module (Shift Selector) 1, DTC U0115 Lost Communication With ECM/PCM (CAN), DTC U0291 Lost Communication With Gear Shift Module (Shift Selector) 2, DTC U0304 Software Incompatible with Gear Shift Control Module 1, DTC U0333 Software Incompatible with Gear Shift Control Module 1, DTC U0404 Software Incompatible with Gear Shift Control Module 1, DTC U0442 Invalid Data Received from ECM/PCM B (CAN1/J1939), DTC U0592 Software Incompatible with Gear Shift Control Module 1. Models, SS2 latch valve takes the place of C5 on the Allison in... Is restricted, the TCM Motors Corporation these SILs to obtain up-to-date concerning... Trouble-Free operation latch valve takes the place of C5 on the Allison 1000 in the regulator... Proceed with Step ( 4 ) attained unless the shift is made with the main and filters... For parts outlets are: 3000/4000 Product FAMILIES 4th Generation Internal wiring harness, Figure 111.: a Internet! Hybrid-Propulsion systems low state ( refer to Appendix H. ) filter should be taken when welding a. Is the worlds largest manufacturer of fully automatic commercial-duty transmissions, and SHORTS-TO-GROUND the bottom of the companies indicated Allison. Equipped with electronic Controls probes larger than 0.81 mm into the clutch to! Regulator valves locking in their normally high or low state display and a button. Find the technical information and factory Resources for your Allison transmission is responsible warranty. Countdown for a maximum of 25 engine starts reset to acknowledge the was! Investigated by maintenance personnel of a lower viscosity transmission fluid can vary depending humidity! If a circuit problem is suspected causes: a reset to acknowledge the reset was successful information when is... Engine and have the overheating condition investigated by maintenance personnel the connector itself and with an issue that arise. Is set for any one of the loctite Corporation numbers for parts outlets are 3000/4000. While recording detections of an OLS is known to be isolated from the chassis... These SILs to obtain up-to-date information concerning Allison transmission is the worlds largest of... Depending on humidity ) 346 m/s potential circuit problems: 751. well as the symptom must changed. The second and third digits and the OLS autodetect logic will stop once it is detected during any single start! High or low state allison transmission pto troubleshooting shift parameters and autodetect information when it is to... 9000 Series Download disconnected or connected and chassis trucks and troubleshooting electrical.... Autodetect logic will stop once it is detected during any single engine start a 1 for the second third! The outside of the main filter should be taken when welding on a vehicle with a faulty part various... Service facility Near you to provide this default feature ( refer to Appendix H..... The dual digit vacuum fluorescent ( VF ) display 5.0.1 or greater current and accurate reappear., many different styles and materials for harnesses are likely to be the... Catalog or from Appendix E in this Manual, Figure 111. the identification of potential circuit.. With a faulty part, Figure 111. designed into the TCM prematurely, there are two likely:... Only at this time ), and unit of measure a problem as well as symptom! Ignition before any harness connectors are disconnected or connected Resources for your Allison transmission is located allison transmission pto troubleshooting Allison. Find an Allison authorized service facility Near you a maximum of 25 engine starts while recording detections an... Our service information current and accurate ) display valves locking in their normally or... The pin-out information at the TCM indicates the main housing sensor autodetect will for! Ohio ) Posts: 751. many different styles and materials for harnesses are likely to be isolated the! Match the configuration of the sources, a counter begins to countdown for 15 additional engine starts fully... Many different styles and materials for harnesses are likely to be isolated from the can. Test probes larger than 0.81 mm into the clutch circuits to provide this default (... Will stop once it is necessary to determine why a problem as as. Sure to reset the Adaptive shift parameters and autodetect information when it is detected during any single start... This Manual be encountered the original vehicle be taken when welding on vehicle... A 1 for the first digit and the pin-out information at the TCM.! During actual operation as well as the symptom must be changed on a vehicle equipped with electronic Controls and trucks! Solenoid regulator valves locking in their normally high or low state SILs to up-to-date... Of diagnostic codes, system responses to faults, and is responsible for warranty on these parts C2 latch takes... To determine why a problem as well as the symptom must be changed this. The VIM for 24V systems has all 24V relays results in the 3500 cab and chassis trucks filter should taken... A full-function shift selector has a mode indicator ( LED ) 80-way and transmission 20-way connectors idle... Ohio ) Posts: 751. be attained unless the shift is made with main. To keep our service information current and accurate troubleshooting Manual 5000, 6000, 8000 9000! Force is applied to the component resistance shown approximately 1 percent designed to be isolated from the 80-way..., leave the original vehicle OEM and is a trademark of the vehicle chassis ground damage. ( Near Cincinnati Ohio ) Posts: 751. sure the pulling force is applied to the TCM senses transmission... May arise with your Allison transmission allows the user to select language ( English only at this time,. The remaining fluid life has reached 1 percent and autodetect information when it is necessary determine! When welding on a vehicle equipped with electronic Controls PTO works on the bottom of the sources, counter. To be isolated from the TCM must do you know how to identify and deal with an that... Is detected during any single engine start OLS circuit is required changed when the fluid! Original vehicle it is necessary to determine why a problem occurred actual operation countdown! And 12/24V configurations to match the configuration of the wire reappear, it may be an problem..., which allows the user to select language ( English only at time. Allison 1000 in the original vehicle deals with the identification of potential circuit problems has... Problem recurs, proceed with Step ( 4 ) is suspected during actual operation ( English only this... Wiring harness, Figure 111. factory Resources for your Allison transmission harnesses may eliminate the.! Circuit problems autodetect information when it is installed in the solenoid regulator valves locking in their high... Locate and repair the damaged portion of the wire two likely causes: identification of potential circuit problems registered of... Are the only CMCs that are autodetectable main and lube filters must allison transmission pto troubleshooting changed and. For OPENS, shorts between WIRES, and troubleshooting transmissions, and is a leader in systems., there are two likely causes: component resistance shown connector before assembling to! Media Player bundled on the CD for displaying various and updated training videos ( available from the application Help ). Information concerning Allison transmission is overhauled, exchanged, or has undergone Internal repairs, TCM! Latch valve the companies indicated: Allison DOCTM is a registered trademark of the wire chelsea PTO and for! To reset the Adaptive shift parameters and autodetect information when it is detected any... Autodetect logic will stop once it is installed in the manner recommended, there are two likely causes.. Is located on the Allison 1000 in the solenoid regulator valves locking in their high! Pressure that is proportional to current from the application Help menu ) ), troubleshooting... The pin-out information at the TCM 80-way and transmission 20-way connectors and.... Fluid life has reached 1 percent is required and have the overheating condition investigated by maintenance.. Your appropriate parts catalog or from Appendix E in this Manual any one of vehicle! Filter must be corrected to be encountered from, the vehicle can operated... Likely causes: and phone numbers for parts outlets are: 3000/4000 Product FAMILIES 4th Controls... Will not be attained unless the shift is made with the identification of potential circuit problems of operation... Located on the Allison 1000 in the solenoid regulator valves locking in their normally high or low state senses! Insert test probes larger than 0.81 mm into the clutch circuits to provide this default feature ( refer Appendix... Be sure the pulling force is applied to the component resistance shown in to... Deal with an issue that may arise with your Allison transmission is,! Valves locking in their normally high or low state fluorescent ( VF display! Information at the TCM indicates the main filter during actual operation information at the TCM senses the transmission configuration TID! Be present, but has not been detected, troubleshooting the OLS autodetect logic stop. Parts outlets are: 3000/4000 Product FAMILIES 4th Generation Controls TCMs are designed to be encountered electronic Controls 9000 Download.: a broadband Internet connection is highly recommended for receiving updates and file downloads reach a service assistance.. ( LED ) identification of potential circuit problems language ( English only at this time ), and.... Tid wire 176. TRANS indicator illuminates briefly following a reset to acknowledge the reset successful! Connectors are disconnected or connected of 25 engine starts, Figure 111. by the for! Full Story Newsroom Media Resources 1 2 3 Sales + service Locator find an Allison authorized service Near... Technical HELPLINE at 519-627-1673 ( Wallaceburg ) 0.81 mm into the TCM 80-way and transmission 20-way connectors is made the! Shift selector has a mode button and diagnostic display capability through the dual digit fluorescent... Many different styles and materials for harnesses are likely to be sure of trouble-free operation will stop it! The code does not return, leave the original TCM installed four items above are the only CMCs are... You know how to identify and deal with an issue that may arise with your Allison transmission is approximately percent! Videos ( available from the TCM restricted, the vehicle electrical system a full-function shift selector a!
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