Allison transmission shift selector troubleshooting Jul 23, 2017 · 2001 navigator My issue is with all power cut off battery disconnects and 12v cutoff the allison transmission shift selector lights up with one symbol which i have learned is called a cat eye. It is possible that the gear won’t work correctly when you increase the vehicle’s speed and change gears. • Repair parts for the external harnesses and external harness components must be obtained from Hello! Thank you for choosing Just Answer! My name is ***** ***** I will be happy to assist you. Allison MD 3060 Troubleshooting Manual (397 pages) Shift Selector Terms This brochure will help you understand shift selector readouts and enjoy long, trouble-free operation of your Allison Automatic. DISPLAYING OIL LEVEL INFORMATION. Whether electrical malfunctions or mechanical failures, understanding the root cause is essential for effective troubleshooting and resolving the issue. Just like any other mechanical components, problems with the shift selector are nothing out of the ordinary, and you can handle them with simple tricks. Allison 2000 troubleshooting manual. Box 894 Indianapolis, IN 46206-0894 1-800-252-5ATD lever shift selector ISO/QS 9000 and ISO 14001 certified In some cases, the shift selector may not respond when you try to shift gears. Shift Selector Models Detailed information on oil levels, diagnostic codes and prognostic features for your specific shift selector can be found on the following pages. shift selector oil level information, diagnostic codes and prognostic features for 3000/4000 series™ and tc10™ allison transmissions operation + code manual View online or download Allison MD 3060 Transmission System Troubleshooting Manual. The shift selector controls the gears in an automatic transmission, allowing drivers to switch between different speeds while on the road smoothly. Reading on Forum says "snake eyes" on shift panel indicates a "communication" problem between transmission and Allison panel or ECU. 13 Primary shift selector mode function fault No Mode change not permitted 14 Secondary shift selector or RSI link fault Yes Hold in last valid direction. Incidentally, if you are having Allison transmission shift selector problems, you can fix it just by tightening the pins. When drivers attempt to change gears, they may That indicator on the display indicates that the push button is unable to talk with the tcm. This type of shift selector communicates with the TCM via 4-bit parallel data wires. From the transmission control module it sends remote power through the shift controller. Customer: Im having trouble with my allison transmission. Sep 22, 2013 · 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 tcm is what actually wakes up the push button. This could be due to a problem with the shift selector solenoid or the transmission control module. MD3060: djcga80: Gulf Stream Owner's Forum: 8: 06-06-2014 06:32 PM: Help with Allison Transmission service: StevieG: Allison Transmission Forum: 1: 05-08-2014 06:56 PM shift selector will be available through the Allison Transmission Parts Distribution Center (PDC). Allison J1939 shift selectors broadcast proprietary messages to the TCM related to range selection and other operating modes. Its getting stuck in a random gear. 3. Using a lever shift selector, press the DIAGNOSTICS button two times. Have you seen code 69-32 already? Stop troubleshooting = 100% defective ECU! Locate the ECU (in most RV’s the ECU is mounted directly to the shift pad). Cat Eyes is worked on the same as code 23 XX shift selector. Delayed shifting- the source for this issue is twofold. If that is fine I would check the wiring from the tcm to the shifter. Allison transmission manual. Shift Selector Functions: • To select gears. I have done absolutely nothing to disturb the wiring anywhere around the Allison ECU or the transmission. Power is 2. Learn about checking oil levels, interpreting diagnostic codes and clearing faults. Delayed or hard shifting is the obvious top among those, just like in every other automatic transmission. Inspection thoroughly "Wiring Harrness" for ECM Engine, Cabin CECU, Shifter, Allison TCM, all Solenoid, Pressure Switch, Switch Solenoid Allison, all Connector. The repair for these problems would be to hook the shift selector back into its proper position and replace any damaged parts in the selector valve. I crawled under the coach and looked at all the trans connectors - they are undisturbed and fully seated. P. ISO/QS 9000 and ISO 14001 Certified This manual will help you understand shift selector readouts and enjoy long, trouble-free operation of your Allison Automatic. A. pushbutton shift selector SHIFT SELECTOR OPERATION & CODE MANUAL Codes and instructions on how to use the shift selector to read oil level and diagnostic codes www. Sign In Upload. No trouble codes or fault codes were present. p192c transmission fluid pressure switch c circuit low. %PDF-1. If your vehicle has a shift selector that has a: Aug 8, 2015 · Allison Transmission Forum: 7: 11-20-2014 05:05 PM: Allison MD 3060 Shift Issues and TPS: rwinslow: Allison Transmission Forum: 1: 08-18-2014 05:09 PM: Allison HT740 shift problem: kawi027: Allison Transmission Forum: 1: 06-27-2014 11:08 AM May 1, 2023 · Shift Selector Issues. Allison 1000 transmission issues. There are 3 fuses not located in fuse boxes, one by batteries or starter and that is a inline fuse in a fuse holder and two other fuses inside a box for trans called Allison Transmission VIM Relay Module, open up module and check the two fuses if one by battery is good, also check eyelet connection on battery positive to inline fuse wire. • For a bump lever shift selector, press the DIAGNOSTICS button two times . electronic fluid level check (allison doc™ for pc–service tool) section 6. I know how frustrating this can be. That’s how you become sure the Allison Transmission is not doing well. shift selector will be available through the Allison Transmission Parts Distribution Center (PDC). I am wondering now if I have transmission problems at all or if it's engine problems. TRANSMISSION SHIFT ACTUATOR ALLISON 2500. p1923 transmission fluid pressure switch a circuit high. Or a power or ground problem with supply voltage to the TCM,When the this occurs the transmission would default to SHIFT SELECTOR OPERATION + FEATURES Basic Operation R - REVERSE N - NEUTRAL D - DRIVE OEMs may supply shift selectors for some vehicles. Allison HUB is a central platform offering P. It is an electical shift selector with plug in bottom. Apr 28, 2023 · The vehicle slips when you try to accelerate the car and shift gears. Technician has found pins are loose! Replaced new pins and plugged the connector. Jan 15, 2020 · No power to starter Relay, not the Allison Push Button Shift pad? Goochygoo15: Class A Motorhome Discussions: 1: 10-19-2016 07:26 AM: Strange display on Allison shift selector: sdlowe11: Allison Transmission Forum: 17: 10-27-2014 05:37 AM: Allison - Display blank when cold fix: gofastnow: Allison Transmission Forum: 2: 03-16-2010 01:40 PM Integrated Diagnostics: Allison DOC ® (Diagnostic Optimized Connection) is a Windows-based diagnostic tool that allows users to troubleshoot and service Allison electronically controlled commercial transmissions and transmission control systems. Ok, then the mostly like cause is the range selector assembly. It also includes information on diagnostic codes, checking for wiring issues, and the troubleshooting process Oct 1, 2006 · 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). Using a lever shift selector, press the DISPLAY MODE/DIAGNOSTIC button once if the transmission does not have The shift positions on the shift selector can vary according to the shift selector installed. It is 2-3ft down the wire. Especially if you are using the automated version, you will face allison transmission shift selector problems more often. p192d transmission fluid pressure switch c circuit high Have a Allison shift selector 29529429 not getting power. com P. allisontransmission. Getting started is easy and the selector’s complete menu of prognostic and diagnostic tools minimize downtime and keep you on the job. • 2021 Freightliner XCM motorhome with Allison 3000 Trans will not shift into 6th gear. Just purchased two F750's with Cat 3126 Diesel Engines and Allison's MD3060 transmissions. Use this handy reference booklet for step-by-step instruction on how to get the most from your shift selector and of course, your Allison fully automatic transmission. It has the digital push button selecter with the mode button for 4wheel drive. A number of Allison 1000 transmission users also reported shifting problems, such as harsh shifting, slipping, or delayed engagement. According to Allison MD 3560 Pdf User Manuals. It is recommended to consult the wiring diagram and check the connections and voltage at the shift selector solenoid and the transmission control module. The vehicle is equipped with a lever-type shift selector (refer to Figure 1–4). The transmission seemed to go into nuetral once while driving in 3rd gear. Causes Of Shift Selector Issues. ISO/QS 9000 and ISO 14001 Certified Jan 1, 2023 · The specifics: 2015 Tiffin Allegro RED motorhome, Allison 2500MH transmission with an Arens Shift by Wire system with the 6 button shift selector. 15 Secondary shift selector mode function fault No Mode change not permitted 16 Shift Selector display line fault Yes None. Jun 18, 2021 · Allisonman, I am new to this wonderful site, many thanks to you. With the transmission in "D" also seem to be normal. Aug 19, 2014 · Allison transmission: wracinti: Allison Transmission Forum: 3: 08-01-2014 04:49 PM: Allison transmission model no. At the discretion of the OEM, vehicles not equipped with ® an Allison shift selector display can provide the FuelSense message on a dash display. Each Allison DOC software program requires a separate valid subscription license to activate the Nov 17, 2014 · 1999 Safari Zanzibar, Caterpillar 3126b, Allison Transmission MD3060. We have 1 Allison B 500 Transmission manual available for free PDF download: Troubleshooting Manual Allison B 500 Troubleshooting Manual (397 pages) MD Series; HD Series; B Series WTEC II Controls (Pre-TransID and TID 1) Apr 11, 2022 · Allison Transmission Shift Selector Problems. Page 35 • To exit the fluid level display mode, press any range button on the pushbutton shift selector, or press the display mode button once on the lever shift selector. Allison 1000 transmission reset. Allison Transmission is responsible for warranty on these parts. Topics include Power Take-Off (PTO) operation, shift selectors, prognostics, diagnostics, care and maintenance and even driving tips. Will refer to the vehicles as Truck1 and Truck2. Eventually 5-10 mins of driving it corrects it self. diagnostic code list Transmission fluid temperatures began to run 15F warmer than usual. Allison transmission troubleshooting manual. 4. Allison 6 Speed Transmission Problems: Faulty Shift Selector. Allison Transmission (AT) is responsible for warranty on these parts. code reading and code clearing; 6–3. Jul 15, 2023 · The Allison Transmission Shift Selector Problems have become a significant concern among vehicle owners and fleet managers. Two, there is a problem with the transmission fluid. Check for leaks and keep the fluid topped up for better shift results. 1. stuck in second gear and the shift indicator problem. OEM TROUBLESHOOTING GUIDE FOR ALLISON WT TROUBLE CODES. Feb 6, 2023 · Here are 6 shift selector problems most Allison transmissions come with: 1. Transmission Health Monitor For a pushbutton shift selector, shift selector will be available through the Allison Transmission Parts Distribution Center (PDC). May cause “cateye If you follow all the small wires going out of the battery box area you will find the connector. Learn More Added to Your Shopping Cart. If remote shift selector is used, ECU may be nearby, close to VIM Module or mostly on trucks is mounted close to the transmission (just follow bundle of wires from transmission). Randall | RVDA/RVIA Master Certified Technician with many years experience. Fluid level always on target, filters regularly checked and TransSynd used. Shifter was in 3rd indicator showed nuetral and do not shift light came on. ) with 20 gauge solid copper wire (ordinary hookup or “bell wire”). I strongly recommend that your next step is to go to the Transmission Instruments webpage I am linking here and carefully follow the troubleshooting steps on the page: Literally. If your vehicle has a shift selector that has a: 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. CAN Inspection line at all locations (Engine, Shifter, CECU, Allison TCM: all resistance of 60 Ohm. This manual provides information on the operation, diagnostic codes and troubleshooting for the Allison Transmission 3000/4000 Series WTEC III shift selector. S. SHIFT SELECTOR OPERATION + FEATURES Basic Operation R - REVERSE N - NEUTRAL D - DRIVE OEMs may supply shift selectors for some vehicles. 6 %âãÏÓ 3529 0 obj > endobj xref 3529 532 0000000016 00000 n 0000023464 00000 n 0000023601 00000 n 0000023802 00000 n 0000023847 00000 n 0000024091 00000 n 0000024137 00000 n 0000024184 00000 n 0000024231 00000 n 0000024278 00000 n 0000024325 00000 n 0000024372 00000 n 0000024419 00000 n 0000024466 00000 n 0000024513 00000 n 0000024560 00000 n 0000024607 00000 n 0000024654 00000 n The 3000 and 4000 Product Family Transmission Control Module (TCM) can receive input from a strip-type shift selector. To begin I would like to say that the "do not shift" light on a Allison transmission indicates one of the sensors has determined a "fault" significant enough to potentially cause damage to the transmission. Shift Selector Models Detailed information on oil levels, diagnostic codes and prognostic fea-tures for your specific shift selector can be found on the following pages. Truck 1. May 8, 2023 · Update: I took it for a ride last night and I am still having problems. Even if it revs just fine, you still don’t see the gears engaging. If power is interrupted while the transmission is operating in R, REVERSE, or N, NEUTRAL, the transmission defaults to or continues NEUTRAL operations. Shifting Problem. Gear Shifting Problems. • To select a secondary 2. • Aug 8, 2015 · Allison Transmission Forum: 7: 11-20-2014 05:05 PM: Allison MD 3060 Shift Issues and TPS: rwinslow: Allison Transmission Forum: 1: 08-18-2014 05:09 PM: Allison HT740 shift problem: kawi027: Allison Transmission Forum: 1: 06-27-2014 11:08 AM p1922 transmission fluid pressure switch a circuit low. . p1928 transmission fluid pressure switch b circuit high. The shift selector will provide R/N/D, REVERSE/NEUTRAL/DRIVE capability regardless of the range, wherein the failure occurred. The service light on the shift selector was on steady. This brochure will help you understand shift selector readouts and enjoy long, trouble-free operation of your Allison Automatic. Aug 16, 2015 · 4. Let discuss. However, the shifting problem mainly occurs for the following reasons: low or dirty transmission fluid levels; worn-out transmission components; faulty solenoids. Apr 7, 2013 · 1. • To indicate the status of the transmission. also the 3 2013 Freightliners that we got are junk. The document details features, driving tips, maintenance procedures, and troubleshooting guides. MD3060: djcga80: Gulf Stream Owner's Forum: 8: 06-06-2014 06:32 PM: Help with Allison Transmission service transmission needs an equally sophisticated shift selector. For a bump lever shift selector, press the DIAGNOSTICS button three times . p1927 transmission fluid pressure switch b circuit low. I can say that with the symptom of the range indicator line disappearing, you will probably find either a problem with the NSBU switch"The switch that is mounted to the drivers side of the transmission behind the shift linkage". View online or download Allison transmission 4000 MH Series Owner's Manual. 2021. Allison 2000 transmission troubleshooting. Inspection of all Control valve jammed or damaged. The wear and tear over the years had bared about five of the thirteen wires, and pretty much wore through one. • Repair parts for the external harnesses and external harness components must be obtained from Nov 24, 2022 · The manual provides descriptions of the CEC 2 system components including the transmission, electronic control unit, shift selector, throttle position sensor, speed sensors, electro-hydraulic valve components, and wiring harnesses. Underneath my gear selector on my dash the line is flashing I've changed the neutral switch because the line was gone all together. Not sure it’s in a 1999 freight liner boom Apr 18, 2023 · Learn more about the pushbutton shift selector and how it operates. 1999 no leaks. the switch is Jan 31, 2004 · 2007 Allison manual shifting issue Recently while going down hill with the selector in "M" and in 4th gear the indicator jumped to 6th and the transmission upshift. One of the most common problems that you might have to deal with on automatic transmissions is Allison 1000 transmission issues. Dec 9, 2018 · In Allison 4/5th Generation Controls, the Transmission Control Module (TCM) communicates with the shift selector over the J1939 Controller Area Network (CAN). May 7, 2008 · Apparently this problem had stumped their transmission man and the service manager and they had called corporate for tech support. diagnostic code response; 6–4. May 22, 2023 · Or there may be a problem with the selector valve causing the shift selector to not work correctly. The selector stays in 6th and does not respond to up or down shift command. VMRS: 027-033-053 - SHIFT SELECTOR - PUSHBUTTON TYPE. 5th Gen Electronic Controls Shift Selectors All 5th Gen Electronic Controls Shift Selectors feature easy-to-read graphic Jul 4, 2023 · Allison 6 Speed Transmission Problems with Solution: There are 5 major Allison transmission problems. I would make sure there are no loose or spread pins at the shifter. ECU’s (TCM’s) Power Failure Troubleshooting Guide. com SA3360EN (2006/05) Litho in U. Shift selector does not display any power on the selector display. 55,749 Satisfied Customers 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). in short, it is completely electronic. Manuals; Shift Selector Terms and Display 5–2. Allison supplies either a touch pad or lever-type shift selector. 2. •Park (P) for transmissions with park pawls •Auto-Apply Parking Brake (PB) for vehicles with automatically engaged parking brakes •Reverse (R) 2. But after I changed neutral switch the gear selector is there but the line flashes Underneath the gear your in. we bought 6 new 2006 7600 Internationals with the Allison we have had more trouble with the wiring in those trucks since new, most have been transmission wiring, I think there are 40-50 wires going to the computer on the side of the transmission, nice place to put the computer when you are plowing snow. It first appeared the connection was loose. Allison HUB is a central platform offering Oct 2, 2017 · Dead Allison MD3060 Transmission Shifter: wheato22: Allison Transmission Forum: 8: 08-11-2015 08:11 PM: In need of a ECU shifter: Dieselpusher: Allison Transmission Forum: 17: 09-28-2014 02:29 PM: Need advise asap! HELP HELP PLEASE! PrdNavywife: Travel Trailer Discussion: 6: 02-24-2014 11:06 AM: Allison MD 3060 Shifter not Lighting: Inkbuddy Sep 20, 2008 · Re: allison transmission "cat eyes" I got out my WTEC III troubleshooting manual. If the transmission does not have an oil level sensor, go to Section B. The operator may turn off the engine and start the engine again. sINVALID FOR DISPLAY – If any of the above conditions are not met, the shift selector will display “oL” (“oL” represents “Fluid (Oil) May 4, 2023 · Troubleshooting Shift Selector Problems On Allison Transmission Being an Allison lover, I can relate to other users’ worries and frustrations regarding any problem with the transmission system. O. Using a pushbutton shift selector, simultaneously press the UP and DOWN arrows two times. Apr 13, 2019 · OK now that you have all this confirmed or fixed, and no change at the shift selector, you might wonder if the ecu is bad, and what your options are. Most likely when you had the batteries changed you disturbed it and caused the problem. In addition to the lever assembly provided for the operator, other components associated with the shift selector are the manual selector valve in the main control valve body and an Internal Mode Switch (IMS) mounted on the selector shaft inside the transmission oil pan. View online or download Allison MD 3560 Troubleshooting Manual. electronic fluid level reading (shift selector) 5–3. The lights on the selector display flickered. Filter Life Monitor For a pushbutton shift selector, simultaneously press the UP and DOWN arrows three times . If your vehicle has a shift selector that has a: This Operator's Manual provides information on Allison transmissions MD 3060, MD 3066, MD 3560, HD 4060, HD 4560, B 300, B 400, B 500 series with WTEC II Electronic Controls. this tranny uses inputs from the selector switch to know what gear it needs to be in. Today I received a call from the dealer and they said that GM corporate had said that the few cases that they had seen with these symptoms had been caused by the transfer case. 5th Gen Electronic Controls Shift Selectors All 5th Gen Electronic Controls Shift Selectors feature easy-to-read graphic Instructions for WTECIII system (single red digit on Your shift selector) Assemble 12V/15-25W light bulb (spare brake lamp bulb or similar – #1156, #1073 etc. Allison 2000 transmission problems. diagnostic code memory; 6–2. Why is my Allison transmission stuck in second gear. One, there is a problem with the air intake. Faulty Shift Selector: The faulty shift selector poses a serious concern as it hampers the smooth transitioning between gears, especially when increasing the vehicle’s speed. The Allison shift selector will display the “Allison Transmission” ® initialization screen followed by a “FuelSense 2. Allison’s 6-speed transmission has problems with shift selectors and delays responses. Could this also be a symptom of a bad NSBU switch. Using a pushbutton shift selector, simultaneously press the UP and DOWN arrows once if the transmission does not have an oil level sensor and twice if the transmission is equipped with an oil level sensor. • Yes . • Since January, 1998, all WTEC II external harnesses and external harness components must be Hi Dennis sorry for delay. Other common issues will be too much transmission fluid in the transmission. May cause “cateye” (-/-) display. O. And the fix often lies within the transmission fluid, often needing a top-up or replacement. diagnostic codes 6–1. shift selector displays related to active codes ; 6–5. Allison transmission troubleshooting guide. * Report sensor failure display to a distributor or dealer in your area (check the telephone directory for the nearest Allison Transmission distributor or dealer). Use the P/N from your appropriate parts catalog or from Appendix E in this manual. Problem resolution: TPS (throttle position sensor) was replaced based on Allison Service Manager recommendations / discussion. Box 894 Indianapolis, Indiana 46206-0894 Printed in the U The Transmission Control Module (TCM) of your Allison Automatic monitors the transmission’s electronic controls; and when a problem condition is detected, it: – Restricts shifting – Illuminates the CHECK TRANS* light on the instrument panel Apr 28, 2023 · Step 2: Now move the shift selector in this sequence- N-D-N-D-N-D; Step 3: While moving the shift selector, pause a little; we can say for about 3 seconds between each shift selector movement. You will want to thoroughly inspect the wiring and connector pins between the shift controller and TCM. Box 894, Speed Code 462-470-PF3 Indianapolis, Indiana 46206-0894 www. Add to Allison HUB™ houses a library of Operator’s Manuals which covers all current products and is available in a variety of languages. The reason I say that is because I cleared the transmission codes via shift selector like allison told me and after returning after a 45 minute drive no codes for the transmission. The troubleshooting book basically says test for a poor connection at the shift selector, a short in wire 124. 0 logo. 0” screen upon vehicle Instructions for WTECII system (two digits on Your shift selector) Recommended tools : For 1992, 1993, 1994, and early 1995 models if experiencing erratic or no display; especially when there is cold weather or have retrieved any trouble codes. As you see in the diagram that I have provided above, the power goes through the vehicle interface and then also powers the transmission control module. If the transmission you are troubleshooting has an oil level sensor, oil level information can be displayed on the shift selector. Allison Transmission shift selector problems can be caused by a variety of factors. replacing the range switch on the side of trans should take care of both concerns. Apr 14, 2021 · Allison wtec III shift pad: dragger: Allison Transmission Forum: 5: 04-04-2018 08:46 AM: No power to starter Relay, not the Allison Push Button Shift pad? Goochygoo15: Class A Motorhome Discussions: 1: 10-19-2016 07:26 AM: Allison Trans shift control pad: bottke913: Spartan Motorhome Chassis Forum: 4: 08-07-2015 07:27 PM: Arens Shift Pad Customer: 2011 Chevy 3500 Duramax Allison Transmission. SHIFT SELECTOR TRANSITION and OIL FIELD PUMPING (INPUT FUNCTION BZ: WIRE 142) (OFS View and Download Allison Transmission WTECII troubleshooting manual online. The problem I'm having first appeared as difficulty in shifting from Drive to Neutralactually I had to press Reverse to get it into Neutral. • Regular maintenance and inspections can help prevent transmission fluid leaks and ensure the optimal performance of the Allison HT 740 transmission. Problem: Code d1 4215 according to Allison Short to Jan 25, 2014 · I work for a county highway dept. Jul 26, 2015 · Dead Allison MD3060 Transmission Shifter: wheato22: Allison Transmission Forum: 8: 08-11-2015 08:11 PM: Tuscany Allison Transmission Question: hikersc: Thor Industries Owner's Forum: 2: 04-13-2015 08:25 AM: Allison transmission model no. When 12 volts is jumped to starter solenoid magnetic switch - engine does turn over! 12 volts is not getting from ignition switch Shift Selector does not light up - iRV2 Forums shift selector will be available through the Allison Transmission Parts Distribution Center (PDC). The strip shift selector button position determines the switch state (low or high voltage) of each parallel data wire. Allison Transmission has the 06 most common shift selector problems, including delayed shifting, limp mode, mis-adjustment of gears and levers, fluid leakage, stuck gears, and slipping gears. everything else is normal. (two digits on Your shift Turns out the harness on top of the transmission had another heavier cable sitting on top or it. We found the short by having someone wiggle wires in the area of the transmission, while another watched the shifter pad. If your vehicle is not equipped with an Allison-supplied shift selector, contact your OEM. A. I’ve seen many faces of Allison transmission shift selector problems over the years. 1) Delayed Shifting. When experiencing gear shifting problems with the Allison Ht 740 transmission, it is important to understand the common issues that may arise. So the main power wiring to the shift selector is fine. Model Year 2004,Miles 3,600. Without power to the Allison transmission ECU the neutral safety switch will not let it start _____ Sep 25, 2014 · Allison MD 3060 Shift Issues and TPS: rwinslow: Allison Transmission Forum: 1: 08-18-2014 05:09 PM: Arens Shift Pad Allison 3000: mhughes: Monaco Owner's Forum: 5: 08-13-2014 08:33 AM: Allison HT740 shift problem: kawi027: Allison Transmission Forum: 1: 06-27-2014 11:08 AM: Allison transmission shift point: Blue Yonder: Winnebago Industries 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). On the selctor pad one of the number lights goes out when the problem happens. Most motorhomes with the MD-3060 transmission have the touch pads so we will focus on that type. OPERATION OF THE SHIFT SELECTOR The shift selector is used by the operator to select the following ranges. equiwszjnnexmyryrecgufrugerioqgrngqmifrksxdoanhjrdtirrdqgasfbaraneuhkiwephz