1805514

NUMBER:
GROUP:
DATE:
18-055-14
Vehicle Performance
October 11, 2014
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 Chrysler Group LLC.
THIS SERVICE BULLETIN IS ALSO BEING RELEASED AS RAPID RESPONSE
TRANSMITTAL (RRT) 14-086. ALL APPLICABLE SOLD AND UN-SOLD RRT VIN's
HAVE BEEN LOADED. TO VERIFY THAT THIS RRT SERVICE ACTION IS
APPLICABLE TO THE VEHICLE, USE VIP OR PERFORM A VIN SEARCH IN
TECHCONNECT. ALL REPAIRS ARE REIMBURSABLE WITHIN THE PROVISIONS OF
WARRANTY.
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 MUST BE AT RELEASE 15.02 OR HIGHER TO PERFORM
THIS PROCEDURE.
SUBJECT:
Flash: Malfunction Indicator Lamp (MIL) Illumination, P06EF-Engine Restart Performance
OVERVIEW:
This bulletin involves reprogramming the Powertrain Control Module (PCM) with new
software.
MODELS:
2015
(KL)
Cherokee
NOTE: This bulletin applies to vehicles built on or before September 17, 2014 (MDH
0917XX) equipped with 3.2L (sales code EHB) and Start-Stop System (sales
code XBU).
SYMPTOM/CONDITION:
The customer may experience that the vehicle may not auto-start after the first auto-stop.
This condition may occur if someone tried to start the vehicle with the engine already
running. The vehicle will restart if the ignition is cycled off and than back on. A MIL lamp
may turn on and a message “Service start/stop” may be displayed. On further inspection
DTC P06EF-Engine Restart Performance, may be found.
18-055-14
-2-
DIAGNOSIS:
Using a Scan Tool (wiTECH) with the appropriate Diagnostic Procedures available in
TechCONNECT, verify all engine systems are functioning as designed. If DTCs other than
the one listed above are present record them on the repair order and repair as necessary
before proceeding further with this bulletin.
If a customer’s VIN is listed in VIP or your RRT VIN list, perform the repair. For all other
customers that describe the symptom/condition above or if the DTC is found, 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. Instructions for flashing 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. After PCM reprogramming, the following must be performed: clear any DTCs that
may have been set in other modules due to reprogramming. The wiTECH application
will automatically present all DTCs after the flash and allow the tech to clear them.
POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
Labor Operation
No:
18-19-06-C9
Description
Module, Powertrain Control (PCM) Inspect and/or Reprogram
(0 - Introduction)
Skill Category
8 - Engine
Performance
Amount
0.2Hrs.
NOTE: The expected completion time for the flash download portion of this
procedure is approximately 5 minutes. Actual flash download times may be
affected by vehicle connection and network capabilities.
FAILURE CODE:
FM
Flash Module