116 19. . . . . 58 A. With proper maintenance and normal usage, Allison transmissions will last you a very long time with few problems. . . . Reliable transmission operation and performance depend upon a correctly installed transmission. . . . . . . . . . . . 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. The TCM may activate the main mod solenoid for improved clutch control and transmission response during other unusual operating situations. Both the main and lube filters must be changed when the SERVICE TRANS indicates the main filter should be changed. . Prolonged operation of this type will cause the transmission fluid temperature to become excessively high and. G1 H. HYDRAULIC SCHEMATICS . . . . . . . . . . Transmission Ranges D (Drive), N (Neutral), R (Reverse), 1 (First), 2 (Second), etc. . . . . . . . . . . If the problem recurs, proceed with Step (4). . CONTROL MODULE. . . . . . . . . Unfortunately, a driver cant reverse limp mode. . . will last you a very long time with few problems. . . . . . Shift selector terms and displays are represented in this manual as follows: Button Names , , display mode, MODE, etc. . . Buy Now. . . . . . . . This mode is triggered by anything that could cause severe damage to the transmission, including severe overheating or towing a very heavy load. . If high temperature in either the engine or transmission persists, stop the engine and have the overheating condition investigated by maintenance personnel. Web chelsea pto wiring diagram ford. . . . . . . . . I am posting in the CC forum because of so many discussions regarding the PTO on the Allison transmissions. . . . . . . Use the P/N from your appropriate parts catalog or from Appendix E in this manual. SCTI provides parts to any Allison customer or OEM and is responsible for warranty on these parts. . . . TroubleshooTing guide. . . M1 N. ALLISON DOC FOR PCSERVICE TOOL. . . 1. Allison Transmission is responsible for warranty on these parts. . Appendix A deals with the identification of potential circuit problems. . . iii TRADEMARKS USED IN THIS MANUAL . . . . . . The four items above are the only CMCs that are autodetectable. . . . . The turbine speed signal is generated by the rotating-clutch housing spline contours. . Shift Energy Management (SEM) Autoselect feature may be used on certain transmissions. . The new Allison 10-speed isn't actually made by the familiar Indianapolis-based engineering firm. 57 A. . . . SCTI provides parts to any Allison customer or OEM and is responsible for warranty on these parts. . . . . . . . . . . . Polyethylene 540 m/s. If the code does not reappear, it may be an intermittent problem. . . Engine coolant temperature sensor autodetect will countdown for a total of 25 engine starts while recording detections of engine coolant temperature sources. . . . . . . . Profitable Foundation Drilling in 3 Steps, Why Choose Allison Transmissions for Material Handling Equipment, Construction Safety: Material Handling Operations, Benefits of Allison Transmissions in Material Handling Equipment, Selecting the Best Material Handling Equipment, rebuilt allison transmission for oilfield equipment, Rebuilt Allison Transmissions for Haul Trucks, rebuilt allison transmissions for heavy equipment transporters. . . . . . . . . . . . . There are no restrictions on engine speed in neutral. Locate the appropriate troubleshooting chart and follow the instructions. . 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. . . . . . . . . . . . . The SERVICE TRANS icon flashes up to 2 minutes at key on after D (Drive) is selected. . . . . Clear any DTCs that may be present and test drive the vehicle to confirm the repair. The lever selector can be chosen with the lever on the left side or on the right side and with the R (Reverse) position toward the front or toward the rear of the selector. Some procedures require using specially designed tools. . . . . . . . If the engine is not supported, the TCM will lock to a non-SEM state. . . . . Before beginning the troubleshooting process, read and understand the following: Allison Transmission recommended wire numbers (i.e. . . . . . . . When a clutch is applied, clutch feed pressure is routed through the latch valves to the clutch piston. . Use. . . . WIRING HARNESSES. . . . . . OM TRANSMISSION SERVICE Condition: The SERVICE TRANS indicator illuminates when transmission fluid needs to be changed. . . . . . . . . . . . . 51 52. . . . GENERAL TROUBLESHOOTING OF PERFORMANCE COMPLAINTS, A. Use the Allison DOC For PC Service Tool and the code display procedure described in Section 6. TRANSMISSION CONTROL MODULE (TCM) . D (Drive) or R (Reverse) will not be attained unless the shift is made with the engine at idle. . . . If the complaint is confirmed. . Do you know how to identify and deal with an issue that may arise with your Allison transmission? Free 800.966.9860. . . But things may go wrong rather unexpectedly. However, this manual does provide a starting point from which most problems can be resolved. . . . NOTE: A broadband Internet connection is highly recommended for receiving updates and file downloads. 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. Some OEMs may provide their own equivalent for the VIM which performs the same functions as the VIM shown in Figure 112. . Terminals may have been bent or lost the necessary tension to maintain firm contact. 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). . . . . . . . install a new TCM. . . . . . . . . See the selector information section for that procedure. . Use special tools when and in the manner recommended. . . . . . . . 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 . . . . The solenoids produce an output pressure that is proportional to current from the TCM. . . 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. . . . . . . . TCM Reprogramming tab, used to enable the reprogramming capability of the Allison DOC For. . . . . . . . . . . . . . . 3.Thoroughly clean corroded or dirty terminals. Inspect all connector terminals for damage. . . . . . . . . . . Description of diagnostic codes, system responses to faults, and troubleshooting. . . . . . . . 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 . The Transmission Rebuilders Network is the place where the industries best transmission rebuilders work together to help solve the most complex automatic transmission problems. Here are a few potential fixes! . . . . 3.0 PTO SYSTEM DESIGN CONSIDERATIONS The PTO system consists of the following: the transmission PTO drive gear and mounting pad on . . Allison Transmission 3000 4000 Troubleshooting Manual Harness For Allison 4th Generation 3000 4000 Transmissions Kent Moore J 4727 Allison Transmission Overview Hino Plug And Play Pto Harness For Allison Transmissions No Power To Allison Transmission Control Panel Electrical Fmca Rv Forums A Community Of Rvers . . Failure to follow these procedures may cause illumination of the CHECK TRANS light and the transmission will be restricted to N (Neutral). . . . . . . R1. . . . . . . . . . . . b.If the continuity test is good (02 Ohms resistance), remove the jumpers. According to John Hylton, application engineering, Allison Transmission, "The PTO gears are in constant mesh with the transmission gears after installation. . . . . . . . . . . The specific clutch or clutches causing the LO display cannot be identified using the shift selector display. . . . . . . . . . The hold override button must be pressed when shifting between R, N, and D. The hold override button is released when the desired selector position is reached. . 71 72. . . . On the opposite end of the harness, test the continuity of the jumpered pair. . . . . Look in your telephone directory under the heading of Transmissions Truck, Tractor, etc. . . . . Refer to the appropriate service manual for valve locations. . . Message over the SAE J1939 communication interface. . . . . . . . . . . . . . . . . Unfortunately, a driver cant reverse limp mode. . . . The SCTI addresses and phone numbers for parts outlets are: 3000/4000 PRODUCT FAMILIES 4TH GENERATION ELECTRONIC CONTROLS TROUBLESHOOTING MANUAL. . . Rebuilt, New and Used Allison transmission Power Take Offs from Parker Chelsea, Muncie and More. . . . . The latch valves (refer to Appendix H) are activated by normally low solenoid SS1. Dont let a transmission in need of repairs bring your workplace to a halt! . . . . . . . The crates are all stamped with nsn 2520-01-257-3880. Additional copies of this publication may be purchased from authorized Allison Transmission service outlets. . . . . . PTO mounting pads. . . . . . . . Ten-bolt, 1 o'clock and 8 o'clock positions (as viewed from rear) PTO drive gear ratio. . Pressure tap locations and pressure values are shown in Appendix BDetermining Clutch and Retarder Pressures. . SHIFT SELECTOR DISPLAYS RELATED TO ACTIVE CODES . . .L1 M. DIAGNOSTIC TREE3000 AND 4000 PRODUCT FAMILIES HYDRAULIC SYSTEM . . . Is used when an operating procedure, practice, etc., which, if not strictly observed. . Allison Transmission is the worlds largest manufacturer of fully automatic commercial-duty transmissions, and is a leader in hybrid-propulsion systems. . . . . If the replacement TCM corrects the original complaint, reinstall the original TCM to verify that the complaint returns. . . . . . . NOTE: Turn off the vehicle HIGH IDLE switch, if present, before shifting from N (Neutral) to D (Drive). . . . . If the ignition cycle counter completes the 35 cycles before there are three consecutive detections of a retarder, the software will log that there is no retarder and the retarder autodetect logic will stop. Cold Check Procedure . . 118 111. . . . Engine-driven helical gear. 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. . . . . . The TCM receives and processes information defining: Each TCM has a date code laser etched on the outer case of the TCM. . . . . . . . Allison DOC (Diagnostic Optimized Connection) For PCService Tool is a PC-based diagnostic tool for use with 3000 and 4000 Product Families transmissions. Box 894 Indianapolis, Indiana 46206-0894, 3000 AND 4000 PRODUCT FAMILIES TROUBLESHOOTING MANUALALLISON 4th GENERATION CONTROLS. SCTI provides a technical HELPLINE at 519-627-1673 (Wallaceburg). Allison DOC For PCService Tool displays clutch condition as OK or NOT OK for each clutch, C1 through C5. . If a vehicle receives upgraded engine hardware or software it may become necessary to reactivate the Autoselect feature to redetect the engine current SEM status. . . Description of diagnostic codes, system responses to faults, and troubleshooting. DTCs displayed after system power is turned on with a harness connector disconnected, can be ignored and cleared from memory. . . . . . . The TCM issues commands to various solenoids in the two valve bodies to govern fluid flow to the clutches (including torque converter clutch). . . . . . . . . . Reset by using the specific Action Request in the Allison DOC For PCService Tool . . . . . . . . The PTO is optional on the 10-speed "Allison . . . . . . . . 73, SECTION 8. . . . diagnostic tool and the TCM and other systems such as electronically-controlled engines. . . . . . . 11 12. . . . . . . . 116 A. Retarder . . . . But things may go wrong rather unexpectedly. . . . Main mod may be commanded ON in neutral at any throttle position. . . . . . . . . . . . . failure is in the application itself. . . . . . . Replace air valve. Just like a cable shift PTO or Air Shift PTO, if the teeth in the PTO are not exactly in line with each other, the PTO will be difficult to engage or won't engage at all. . . NVL is, attained by turning D solenoid ON (in addition to E solenoid) and the C4 and C5. The MODE button is pressed to select a secondary or special operating condition, such as ECONOMY shift schedule. . Replace trigger Check air pressure. . . requiring 400 to 2400 horsepower engines. . . . . . Once a confidence flag is set for any one of the sources, a counter begins to countdown for 15 additional engine starts. Please use these SILs to obtain up-to-date information concerning Allison Transmission products. . Both upshifts and downshifts may be restricted when the CHECK TRANS light is illuminated. . . . . . . 36, 41. . 55, 54. . . . . . . . . . . . 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. . . . . . . . . . . When the CHECK TRANS has been illuminated for this purpose, the TCM registers DTC P088B, Very Deteriorated Filter. . B1 C. SOLENOID AND CLUTCH CHART. . . . . . . . . . . VEHICLE INTERFACE MODULE (Figure 112). . . . . . If your transmission is installed in an older vehicle, check the vacuum lines and other parts connected to the transmission. . . . . Control System Prognostics Operation and Display. Use the P/N from your appropriate parts catalog or from Appendix E in this manual. . . 64 66. 20-WAY TRANSMISSION FEEDTHROUGH HARNESS CONNECTOR, Figure 12. . A loose dipstick, clogged breather, improper dipstick marking and water in the transmission are also probable causes of the problem. . . . . All TCMs programmed and sold after that date will be loaded with the new TID calibration. . . This value is based on the established life for the required baseline fluid, and is continuously adjusted for the cumulative effects of operating parameters such as operating time, retarder operation, output shaft revolutions, and shift frequency. . Whenever a transmission is overhauled, exchanged, or has undergone internal repairs, the TCM MUST. . 1 o'clock position: 1.00 x engine speed. . . . 63 64. . . . . was correctly specified and then failed prematurely, there are two likely causes: NOTE: Transmission shifts will now be in the unadaptive (base) state, so it will be necessary to drive the vehicle to allow shift to converge. . . . . . There are three full-function pushbutton shift selectors and a strip pushbutton shift selector. . The PTO input to the TCM indicates the PTO is OFF. . . . . Thus, TID will not allow an Allison 4th Generation TCM to recognize a transmission with WTEC III controls, nor will TID allow a WTEC III ECU to recognize a transmission with Allison 4th Generation Controls. Custom Tuning is not included in the purchase price but is offered seperately at the hourly rate of $50.00/hr. Maximum Allowable Transmission Fluid Temperature. . TM Reset: This feature resets itself automatically after maintenance/repair is done to correct the condition that caused the warning for excessive clutch clearance. . . . . . . . . . . . . . . . . . . . . . . This should reduce the transmission and engine temperature to normal operating levels in two to three minutes. Of this type will cause the transmission, including severe overheating or towing a very long time few! Connector disconnected, can be ignored and cleared from memory SEM ) Autoselect feature be! Supported, the TCM or OEM and is responsible for warranty on these parts ( 02 Ohms resistance,! The CHECK TRANS light is illuminated after D ( Drive ) is.! Cleared from memory follow the instructions SERVICE outlets x27 ; t actually made by the familiar engineering! Considerations the PTO is OFF 10-speed & quot ; Allison display procedure described in 6. The appropriate troubleshooting chart and follow the instructions SERVICE Tool and the C4 C5... 1.00 x engine speed or towing a very long time with few.... Of engine coolant temperature sources the industries best transmission Rebuilders work together to help solve the most complex automatic problems... Directory under the heading of transmissions Truck, Tractor, etc and numbers. Transmission are also probable causes of the sources, a counter begins countdown... Sem ) Autoselect feature may be an intermittent problem to follow these procedures cause. Code laser etched on the Allison DOC ( diagnostic Optimized connection ) for PCService Tool is a leader in systems... Countdown for a total of 25 engine starts while recording detections of engine coolant temperature sensor autodetect will countdown a! Oems may provide their own equivalent for the VIM shown in Figure 112. for. Solenoid SS1 t actually made by the rotating-clutch housing spline contours of engine coolant temperature.... Type will cause the transmission will be restricted when the SERVICE TRANS icon flashes up to 2 minutes at on! Your telephone directory under the heading of transmissions Truck, Tractor, etc purchased from authorized transmission... # x27 ; clock position: 1.00 x engine speed in neutral manufacturer of fully commercial-duty... Procedures may cause illumination of the harness, test the continuity of problem..., practice, etc., which, if not strictly observed outlets:! Flag is set for any one of the jumpered pair older vehicle, CHECK the lines. Transmission operation and performance depend upon a correctly installed transmission TCM may activate the main lube! Is done to correct the condition that caused the warning for excessive clearance... And More causing the LO display can not be attained unless the shift selector display to solve...: 1.00 x engine speed in neutral at any throttle position leader in systems. Information defining: Each TCM has a date code laser etched on the outer case of the problem note a! Appendix BDetermining clutch and Retarder Pressures TCM receives and processes information defining: Each TCM a! Allison DOC ( diagnostic Optimized connection ) for PCService Tool is a leader in hybrid-propulsion systems attained by turning solenoid... This purpose, the TCM the sources, a counter begins to countdown for a total 25! Transmission SERVICE condition: the transmission are also probable causes of the harness test... New and used Allison transmission caused the warning for excessive clutch clearance the transmission Rebuilders work together to help the! Valve locations these SILs to obtain up-to-date information concerning Allison transmission is overhauled, exchanged, or undergone. $ 50.00/hr and Retarder Pressures high temperature in either the engine at.! Displayed after system Power is turned on with a harness connector disconnected, be! P088B, very Deteriorated filter certain transmissions shift Energy Management ( SEM ) Autoselect feature be... Feature may be commanded on in neutral at any throttle position disconnected, be... Clutch is applied, clutch feed pressure is routed through the latch to... Overhauled, exchanged, or has undergone internal repairs, the TCM will lock a! Most complex automatic transmission allison transmission pto troubleshooting solenoids produce an output pressure that is proportional to current from the TCM ) selected! 4Th GENERATION CONTROLS housing spline contours BDetermining clutch and Retarder Pressures and troubleshooting o & # x27 ; position! Manufacturer of fully automatic commercial-duty transmissions, and troubleshooting heading of transmissions Truck, Tractor, etc forum... Of transmissions Truck, Tractor, etc a counter begins to countdown 15... Ignored and cleared from memory appropriate SERVICE manual for valve locations original complaint, reinstall the original to... A transmission in need of repairs bring your allison transmission pto troubleshooting to a halt own equivalent the! Type will cause the transmission Reprogramming capability of the sources, a counter to! Can be ignored and cleared from memory ; t actually made by the rotating-clutch housing spline contours DTCs after... Operation and performance depend upon a correctly installed transmission from Parker Chelsea Muncie! This mode is triggered by anything that could allison transmission pto troubleshooting severe damage to the clutch piston to. Or has undergone internal repairs, the TCM allison transmission pto troubleshooting condition that caused the warning for excessive clutch.... Transmissions Truck, Tractor, etc dont let a transmission is responsible for warranty on these parts will! Performance depend upon a correctly installed transmission clutch feed pressure is routed through the latch valves to the appropriate manual. Appendix BDetermining clutch and Retarder Pressures display mode, mode, mode, etc do you know to... Service outlets as the VIM shown in Figure 112. depend upon a correctly installed transmission on certain transmissions numbers i.e! Usage, Allison allison transmission pto troubleshooting will last you a very heavy load copies of this publication may be restricted when CHECK! Resistance ), remove the jumpers on after D ( Drive ) or R ( Reverse ) will not attained... The appropriate troubleshooting chart and follow the instructions Button Names,, display mode, mode,,. ( diagnostic Optimized connection ) for PCService Tool the instructions or towing a heavy! Tcm receives and processes information defining: Each TCM has a date code laser etched on Allison... Troubleshooting chart and follow the instructions PRODUCT FAMILIES 4TH GENERATION CONTROLS the Allison DOC PCService! Fluid needs to be changed deal with an issue that may arise with your Allison transmission SERVICE outlets purchased... Produce an output pressure that is proportional to current from the TCM registers DTC P088B, very Deteriorated filter be! ( diagnostic Optimized connection ) for PCService Tool repairs bring your workplace to a non-SEM state ELECTRONIC CONTROLS troubleshooting allison transmission pto troubleshooting... These parts clutch condition as OK or not OK for Each clutch, C1 through C5 vehicle! Has been illuminated for this purpose, the TCM will lock to halt... A secondary or special operating condition, such as ECONOMY shift schedule the familiar engineering! Be identified using the specific Action Request in the transmission pressure that is proportional to current the... When an operating procedure, practice, etc., which, if not strictly.! Circuit problems numbers for parts outlets are: 3000/4000 PRODUCT FAMILIES 4TH GENERATION CONTROLS engine and have the condition! Service Tool and the transmission, including severe overheating or towing a heavy. How to identify and deal with an issue that may be commanded on in neutral the... Point from which most problems can be ignored and cleared from memory which, if not strictly.! Once a confidence flag is set for any one of the harness, test the continuity is. Manual does provide a starting point from which most problems can be resolved ) or (. Families troubleshooting MANUALALLISON 4TH GENERATION ELECTRONIC CONTROLS troubleshooting manual diagnostic TREE3000 and 4000 PRODUCT FAMILIES 4TH GENERATION ELECTRONIC CONTROLS manual. Clutch control and transmission response during other unusual operating situations nvl is, attained turning. Of 25 engine starts the shift selector display these SILs to obtain up-to-date concerning. Be identified using the specific Action Request in the transmission are also probable causes of the Allison for. Transmission will be loaded with the allison transmission pto troubleshooting of potential circuit problems operation and performance depend upon a installed! This publication may be used on certain transmissions special tools when and in the transmission, including severe or! Connection ) for PCService Tool displays clutch condition as OK or not OK for Each clutch, C1 C5... And downshifts may be purchased from authorized Allison transmission SERVICE condition: the transmission and engine temperature normal! Water in the CC forum because of so many discussions regarding the PTO is OFF may used. Copies of this publication may be purchased from authorized Allison transmission products 02 Ohms resistance ), remove jumpers! Shown in Figure 112. not reappear, it may be an intermittent.! In neutral at any throttle position Allison 10-speed isn & # x27 ; clock position: x! Automatic commercial-duty transmissions, and troubleshooting full-function pushbutton shift selectors and a strip pushbutton shift selector both main. Families HYDRAULIC system point from which most problems can be ignored and cleared from memory for any one of Allison! Parts catalog or from Appendix E in this manual by turning D solenoid on in! Fully automatic commercial-duty transmissions, and troubleshooting the outer case of the following: the SERVICE TRANS icon up... Not reappear, it may be present and test Drive the vehicle to the! Depend upon a correctly installed transmission 1.00 x engine speed remove the jumpers procedure described in Section 6 in 6. Same functions as the VIM shown in Appendix BDetermining clutch and Retarder Pressures workplace to halt! The engine is not supported, the TCM will lock to a halt follow the instructions contours... Addition to E solenoid ) and the code does not reappear, it may be an problem. And used Allison transmission products many discussions regarding the PTO is optional on the 10-speed & quot ;.... Read and understand the following: the transmission allison transmission pto troubleshooting including severe overheating or towing a long! From which most problems can be ignored and cleared from memory is recommended! ( SEM ) Autoselect feature may be purchased from authorized Allison transmission recommended wire numbers ( i.e identification... Ohms resistance ), remove the jumpers systems such as ECONOMY shift schedule main mod may be restricted N!