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NUMBER: 21-022-17
GROUP: 21 – Transmission and Transfer Case
DATE: May 31, 2017
THIS BULLETIN SUPERSEDES SERVICE BULLETIN 21-016-16 REV. A DATED OCTOBER 28, 2016, WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDES AN ADDITIONAL DIAGNOSTIC TROUBLE CODE (DTC), FAILURE STATEMENT AND LOP.
FOR HELP WITH USING wiTECH FOR ECU FLASH REPROGRAMMING, CLICK ON THE APPLICATION’S “HELP” TAB.
THE wiTECH SOFTWARE IS REQUIRED TO BE AT THE LATEST RELEASE BEFORE PERFORMING THIS PROCEDURE.
SUBJECT:
Flash: Transmission Diagnostic And Shift Enhancements
OVERVIEW:
This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software.
MODELS:
| 2014 | (KL) | Jeep Cherokee |
NOTE: This bulletin applies to vehicles within the following markets/countries: NAFTA and EMEA.
NOTE: This bulletin applies to vehicles equipped with a 3.2L V6 24V VVT Engine (Sales Code EHB) or a 2.4L I4 MultiAir Engine (Sales Code ED6) and a 948TE 9-Speed Transmission (Sales Codes DFJ or DFH).
SYMPTOM/CONDITION:
Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following DTCs have been set:
- **P0887-00 – TCM Power Control Circuit High.**
- P061B-00 – Internal Control Module Torque Calculation Performance.
- P0711-00 – Transmission Fluid Temperature Sensor A Circuit Range-Performance.
- P072F-00 – Stuck In Gear 4.
- P076F-00 – Gear 7 shift Incorrect Ratio.
- P0810-00 – Clutch Position Control Error.
- P1CC9-00 – Unable To Engage Gear.
- P0734-00 – Gear 4 Shift Incorrect Ratio.
In addition, the following transmission shift and performance improvements are included in this software release:
- Transmission shift quality enhancement in conjunction with Powertrain Control Module (PCM) reprogram.
- 2-1 downshift quality when using Electronic Range Shifter (ERS) mode.
- Garage shifts (Park to Reverse or Drive) (Sales Code EHB).
- Poor 3-1 downshift quality when coasting to a stop (Sales Code ED6).
- 3-2 downshift delay while driving on inclines.
- Overall coastdown shift quality.
- Throttle response and performance feel.
- Management and prevention of busy shifting.
- Lift foot/change mind shift quality.
DIAGNOSIS:
Using a Scan Tool (wiTECH) with the appropriate Diagnostic Procedures available in TechCONNECT, verify all related systems are functioning as designed. If DTCs or symptom conditions, other than the ones listed above are present, record the issues on the repair order and repair as necessary before proceeding further with this bulletin.
If the customer describes the symptom/condition listed above or if the technician finds the DTC, perform the Repair Procedure.
REPAIR PROCEDURE:
NOTE: Install a battery charger 
to ensure battery voltage does not drop below 13.2 volts. Do not allow the charging voltage to climb above 13.5 volts during the flash process.
NOTE: If this flash process is interrupted/aborted, the flash should be restarted.
- Using the wiTECH, record the Clutch Fill and Fast Fill counter information.
- Reprogram the TCM with the latest software. Detailed instructions for flashing control modules using the wiTECH Diagnostic Application are available by selecting the application’s “HELP” tab.
- Using wiTECH, Perform the TCM “VIN Verification” routine located in the TCM “Misc Functions” menu and follow the on-screen prompts.
- Using wiTECH, perform a “PROXI Configuration Alignment” routine located in the “Vehicle Preparations” tab on the main vehicle view screen.
- Turn the ignition off and disconnect wiTECH for 1 minute. Open and close the driver’s door and let all modules go to sleep.
- Turn the ignition back on and reconnect wiTECH.
- From the vehicle view screen, select “PROXI Configuration Alignment” routine again in the “Vehicle Preparations” tab and verify all modules are properly aligned.
- Clear all DTCs that may have been set in any module due to reprogramming. The wiTECH application will automatically present all DTCs after the flash and allow them to be cleared.
NOTE: The Powertrain Control Module (PCM) must be updated to the latest available software. Refer to all applicable published service bulletins for detailed repair procedures and labor times regarding updating the PCM software.
- Using wiTECH, compare the current Clutch Fill and Fast Fill counter information and compare that to the values recorded in Step 1. Did all fill counters reset to 0?
- YES >>> Perform the 9-Speed Adaptation Drive Learn Procedure. Refer to all applicable published service bulletins regarding the 9-Speed Adaptation Drive Learn procedure for detailed repair procedures and labor times.
- NO >>> Procedure is complete. No further action is required.
- Perform the 9-Speed Adaptation Drive Learn Procedure. Refer to all applicable published service bulletins regarding the 9-Speed Adaptation Drive Learn procedure for detailed repair procedures and labor times.
POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
| Labor Operation No: | Description | Skill Category | Amount |
|---|---|---|---|
| **18-19-05-FB | Module, Transmission Control (TCM) Reprogram (Includes VIN Verification & Proxi-Align) (1 – Semi-Skilled) | 2 – Automatic Transmission | 0.3 Hrs.** |
NOTE: The expected completion time for the flash download portion of this procedure is approximately 4 minutes. Actual flash download times may be affected by vehicle connection and network capabilities.
FAILURE CODE:
**The dealer must use failure code CC with this Service Bulletin.
- If the customer’s concern matches the SYMPTOM/CONDITION identified in the Service Bulletin, failure code CC is to be used.
- When utilizing this failure code, the 3C’s (customer’s concern, cause and correction) must be provided for processing Service Bulletin flash/reprogramming conditions.**
| CC | Customer Concern |
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Reprogramming
Chrysler J2534 Application Overview
Flash Availability - J2534/Pass Thru Device
Vehicle to Diagnostic Tool Reference Chart
Chrysler Recommended J2534 Devices
For Chrysler recommended J2534 device, see below table.
| J2534 Device | Firmware Version |
| CTC Vehicle Box * | 1.9 |
| UCAN 2 | 1.0 |
| Blue Streak -2534 Global Programmer | 2.10 |
| Actia I+ME Passthru | 2.07 |
* Chrysler recommends the CTC Vehicle Box Device for Chrysler SCI ECU reprogramming. SCI reprogramming is used on most PCMs and TCMs prior to the introduction of CAN bus vehicles which began in 2004 (Durango).
Compatible J2534 Devices
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CarDAQ-Plus 3 All Makes J2534 Reprogramming Tool |
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CarDAQ-Plus 2 Diagnostic Code Reader and J2534 Programming Tool |
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CarDAQ-Plus |
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CarDAQ-M |
| VSI J2534 ECU Reprogrammer | |
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Click on the link below to:
Download J2534 Application
(Install the wiTECH 2.0 J2534 Application on your computer)
Download the Setup Utility
(Configure your microPod/MDP device)
Launch wiTECH 2.0
(Once subscription and users are assigned to a tool please follow this link to access wiTECH)
https://www.mopartsp.com/support
- J2534 Pass-Thru Programmer: TOPDON RLink J2534 is an advanced diagnostic and reprogramming tool that support all J2534 protocols, as well as D-PDU, CAN-FD and DoIP, ensuring compatibility with a wide range of modern vehicles. It offers extensive versatility with support for over 17 major automotive brands, including Chrysler, Ford, GM, Nissan, Toyota, Honda, Subaru, Land Rover/Jaguar, Volvo, Wuling, Volkswagen, Mercedes-Benz, and BMW, and so on, enjoy dealership-level functions at your fingertips
- All-in-One OEM Diagnostics: This J2534 ECU programming tool elevates your automotive repair capabilities to new heights by delivering complete OEM diagnosis. Boasting comprehensive full-system diagnostics, intuitive repair guides, advanced ECU programming and coding, common reset services, a vast library of repair information and more, this all-in-one solution empowers technicians to effortlessly tackle complex vehicle issues with ease
- Proven Performance You Can Trust: Backed by over 10000 real vehicle tests and benefit from a wealth of practical experience, this OEM reprogramming tool guarantees stable and exceptional performance. Supported by TOPDON's dedicated technical experts with in-depth knowledge of both auto repair and J2534 Pass-Thru programming, the RLink J2534 provides prompt and professional assistance, ensuring a smooth setup and reliable compatibility
- Integrated Excellence, Always Up-to-Date: Featuring the exclusive RLink Platform to provide a streamlined experience with one-click driver installation and management, ensuring flawless integration with your OE software, maintaining the original performance quality. The built-in operation guide makes mastering OE software quick and easy, so you can get started right away. Plus, with lifetime free updates, your diagnostics will stay current with the latest drivers and innovations
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- 【3000+ ACTIVE TEST/BI-DIRECTIONAL CONTROL LAUNCH SCANNER】 LAUNCH X431 PRO3S+ELITE HD automotive scanner is a cost-effective bidirectional scanner that deserves owned by every repairing DIYers and mechanics. You can easily send command signal at fingertips from the scanner to various module actuators to test component integrity and functionality in minutes or even seconds to tell if replacement or repair is needed.
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- 🌐【Works with Autel Elite II Elite MS908 MS908S Pro II MS908CV II MK908P MK908 Pro II】Autel J2534 work with these tools to program ECUs on specific BM.W/ BE.NZ for specific functions. ★★NOTE: J2534 CANNOT directly work with these single devices. After you received the J2534, you HAVE TO send us both the S/N(12 digits) of your scanner MS908S(etc.) and J2534. So, technically, Autel engineers can help you bind J2534 with your devices. If need any supports, contact us via: 🚘auteldirect @ outlook. com🚘.
- 🌐【SAE J2534-1 & J2534-2 Standards】Autel MaxiFlash Elite J2534 is a fully compliant SAE J2534-1 & SAE J2534-2 (March 2006) device, which performs standard PassThru J2534 functionality: Compatible with for Toyota Techstream, Volvo VIDA, Honda HDS, Jaguar-Land Rover IDS and BM.W 3G for OEM diagnostics. Autel MaxiFlash J2534 is also specially designed to provide users with P-C communication and ECU reprogramming capabilities on any modern vehicle diagnostic bus, reliability and flexibility.
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- 🌐【Extensive Compatibility】Autel MaxiFlash J2534 is compatible with Toyota Techstream, Volvo VIDA, Honda HDS, Jaguar-Land Rover IDS and BM.W 3G for OEM diagnostics. To check compatibility, please contact 🚘auteldirect @ outlook . com🚘 directly for satisfaction-guaranteed support!
- ALL OF THE J2534 PROTOCOLS - This single unit has all of the protocols you need for your OEM J2534 reprogramming and diagnostics including the latest in DoIP and CanFD
- J2534 TECHNICAL SUPPORT - FREE for the life of the tool. Staffed by technicians who understand vehicle repair and J2534 Pass‑thru
- TOOLBOX WITH OEM APPLICATION DESCRIPTIONS - educational video tutorials and real-time news – Giving you the confidence and up-to-date knowledge to get the job done
- J2534 v05.00 API - The newest version of J2534 to give you the latest in pass-thru technology
- FUTURE PROOF WITH 4 CAN CHANNELS - Going beyond the 3 required by select Chrysler/FCA models, CarDAQ-Plus 3 also provides a 4th to meet the needs of future OEM applications
- CUSTOM-DESIGNED FOR USE WITH FORSCAN: Works with all FORScan compatible vehicles and is recommended by the FORScan Team
- DEALERSHIP-LEVEL DIAGNOSTICS: OBDLink EX supports all Ford protocols, modules, and advanced features of FORScan
- ELECTRONIC SWITCH allows FORScan to access all CAN buses simultaneously and enables advanced functions not possible with “toggle switch” adapters
- MAXIMUM THROUGHPUT -- up to 20 times faster than “toggle switch” adapters
- ROCK-SOLID CONNECTION avoids data corruption and dropped packets
- [J2534 COMPLIANT] - The Mastertech II is a J2534-1 and J2534-2 compliant VCI for OEM reprogramming and diagnostic applications
- [FULLY VALIDATED BY TOP 6 OEMS] - Mastertech II has been fully validated to operate with the top 6 OEM reprogramming applications: GM, Ford, FCA, Nissan/Infinity, Honda/Acura, and Toyota/Lexus
- [PRE-CONFIGURED] - The pre-configured wireless and wired connections make it quick and easy to connect to a vehicle from your PC (requires PC compliant with OE specifications and software)
- [RIGHT TO REPAIR] - Supports 'Right to Repair' (R2R) initiatives
- [COMPREHENSIVE KIT] - Kit includes: VCI, WiFi adapters (wireless PC to VCI), J1962 Cable (connect to vehicle), USB cable (connect to PC for firmware updates and setup), and Quick Start Guide
Last update on 2025-05-08 / Affiliate links / Images from Amazon Product Advertising API
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