21-021-16

Service Bulletin Details

Public Details for: 21-021-16

Flash: transmission shift and drivability enhancements this bulletin involves reprogramming the transmission control module (tcm) with the latest available software. A small number of customers may experience a malfunction indicator lamp


- 2015 -

Models from 2015
2015 JEEP RENEGADE
NUMBER:
GROUP:
DATE:
21-021-16
Transmission and
Transfer Case
June 04, 2016
This bulletin is supplied as technical information only and is not an authorization for repair. No part of this publication may be reproduced, stored in a retrieval system,
or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise, without written permission of FCA US LLC.
THIS BULLETIN SUPERSEDES SERVICE BULLETIN 21-030-15 REV. A, DATED
SEPTEMBER 02, 2015 WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL
REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDE UPDATED
SYMPTOM/CONDITION, DIAGNOSTIC TROUBLE CODES (DTCs) AND LABOR OP.
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 Shift And Drivability Enhancements
OVERVIEW:
This bulletin involves reprogramming the Transmission Control Module (TCM) with the
latest available software.
MODELS:
2015
(BU)
Jeep Renegade
NOTE: This bulletin applies to vehicles equipped with a 2.4L Engine (Sales Code
ED6) and 948TE transmission (Sales Code DFH).
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SYMPTOM/CONDITION:
A small number of customers may experience a Malfunction Indicator Lamp (MIL)
illumination. Upon further investigation the technician may find one or more of the following
Diagnostic Trouble Codes (DTCs):
•
•
•
•
•
•
•
**P061B-00 - Internal Control Module Torque Calculation Performance.
P072F-00 - Stuck In Gear 4.**
P0711 - Transmission Fluid Temperature Sensor A Circuit Range-Performance.
P1DAD - Input Shaft-Output Shaft Direction Correlation.
P1CC9 - Unable to Engage Gear.
P1D98 - Incorrect Gear Ratio Clutch B or D Defective.
U1424 - Implausible Engine Torque Signal Received.
In addition to correcting the DTCs listed this software update includes the following
enhancements:
•
•
•
•
•
•
•
•
•
•
•
**Coast down bump on 7-6, 6-5, 5-4, 5-3 downshift improvements.
Cold 1-2, 2-3 upshift improvements.
1-2, 2-3 upshift flare control improvements.
Power-on upshift improvements.
Lift foot upshift 2-3, 4-5, 8-9 improvements.**
Garage shift improvements (Shifting from Park or Neutral to Drive or Reverse).
1-2 Shift Quality improvements.
Improved engine performance under certain operating conditions (High Altitude,
High Ambient Temperatures and High Humidity).
Hill shift pattern optimization.
Improved redline shift performance.
Improved upshifts, downshifts, coast down shifts and tip shifts.
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.
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21-021-16
REPAIR PROCEDURE:
NOTE: The Engine Control Module (ECM) must be updated to the latest available
software at the conclusion of this repair procedure. Refer to all applicable
published service bulletins for detailed repair procedures and labor times
regarding updating the ECM software.
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.
1. 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.
2. 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.
3. Verify the ECM is programmed with the latest available software. Refer to all
applicable published service bulletins for detailed repair procedures and labor times
regarding updating the ECM software.
POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
Labor Operation
No:
**18-19-05-DG
Description
Module, Transmission
Control (TCM) Reprogram
(0 - Introduction)
Skill Category
21 - Transmission
and Transfer Case
Amount
0.2 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.
21-021-16
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FAILURE CODE:
The dealer must choose which failure code to use. If the customer came in with an
issue and the dealer found updated software to correct that issue, use failure code
CC, for all other use failure code RF.
•
•
If the customer’s concern matches the SYMPTOM/CONDITION identified in the
Service Bulletin, failure code CC is to be used.
If an available flash is completed while addressing a different customer concern,
failure code RF is to be used.
CC
Customer Concern
RF
Routine Flash


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