18-069-15 REV A

NUMBER:
GROUP:
DATE:
18-069-15 REV. A
Vehicle Performance
November 21, 2015
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 18-069-15, DATED OCTOBER
01, 2015, WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE
HIGHLIGHTED WITH **ASTERISKS** AND INCLUDES ADDITIONAL SYMPTOMS FOR
RT VEHICLES.
HELP USING THE wiTECH DIAGNOSTIC APPLICATION FOR FLASHING AN ECU IS
AVAILABLE BY SELECTING “HELP” THEN “HELP CONTENTS” AT THE TOP OF
THE wiTECH DIAGNOSTIC APPLICATION WINDOW.
THE wiTECH SOFTWARE IS REQUIRED TO BE AT THE LATEST RELEASE BEFORE
PERFORMING THIS PROCEDURE.
SUBJECT:
Flash: 3.6L Powertrain Diagnostic and System Improvements
OVERVIEW:
This bulletin involves selectively erasing and reprogramming the Powertrain Control
Module (PCM) with new software.
MODELS:
2014
(RT)
Chrysler Town & Country
Dodge Grand Caravan
2014
(JC)
Dodge Journey
NOTE: This bulletin applies to RT vehicles equipped with a 3.6L engine (sales code
ERB).
NOTE: This bulletin applies to JC vehicles built on or before September 11, 2013
(MDH 0911XX) equipped with a 3.6L engine (sales code ERB).
18-069-15 REV. A
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SYMPTOM/CONDITION:
A small number of customers may experience the following symptom or conditions or a
Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician
may find that the following Diagnostic Trouble Code:
•
•
•
•
•
•
**U0140 - Lost Communication With Body Control Module (BCM).**
Garage shift engagements into D may be harsh at times after shutdowns of 10-30
minute duration.
Harsh upshifts generated by backing out of the accelerator pedal.
Harsh shifts can be felt after acceleration/deceleration driving maneuvers from a
stop.
P0606 - Internal Control Processor.
Accuracy improvements for the Automatic Oil Change Indicator (AOCI) system.
DIAGNOSIS:
Using a Scan Tool (wiTECH) with the appropriate Diagnostic Procedures available in
TechCONNECT, verify all engine 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, 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.
1. Reprogram the PCM with the latest software. Detailed instructions for flashing control
modules using the wiTECH Diagnostic Application are available by selecting the
“HELP” tab on the upper portion of the wiTECH window, then “HELP CONTENTS.”
This will open the Welcome to wiTECH Help screen where help topics can be
selected.
2. Clear any 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.
POLICY:
Reimbursable within the provisions of the warranty.
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18-069-15 REV. A
TIME ALLOWANCE:
Labor Operation No:
18-19-06-ES
Description
Module, Powertrain Control
(PCM) - Reprogram (1 Semi-Skilled)
Skill Category
8 - Engine
Performance
Amount
0.2 Hrs.
NOTE: The expected completion time for the flash download portion of this
procedure is approximately 2 minutes. Actual flash download times may be
affected by vehicle connection and network capabilities.
FAILURE CODE:
The dealer must choose which failure code to use. If the customer came in with an
issue and if the dealer finds a software update to correct that issue, use failure code
CC, for all other use failure code RF.
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•
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