18-033-15 REV A

Service Bulletin Details

Public Details for: 18-033-15 REV A

Flash: 1.4l powertrain diagnostic and system improvements this bulletin involves reprogramming the powertrain control module (pcm) with the latest available software. A small number of customers may experience a malfunction indicator lam


- 2014 -

Models from 2014
2014 FIAT 500L
NUMBER:
GROUP:
DATE:
18-033-15 REV. A
Vehicle Performance
December 05, 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 18-033-15, DATED APRIL 16,
2015, WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE
HIGHLIGHTED WITH **ASTERISKS** AND INCLUDES UPDATES TO wiTECH
SOFTWARE LEVEL, SYMPTOMS/CONDITIONS, LABOR OPS AND FAILURE CODE.
THIS SERVICE BULLETIN IS ALSO BEING RELEASED AS RAPID RESPONSE
TRANSMITTAL (RRT) 14-026. 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 IS REQUIRED TO BE AT THE LATEST RELEASE BEFORE
PERFORMING THIS PROCEDURE.
SUBJECT:
Flash: 1.4L Powertrain Diagnostic And System Improvements
OVERVIEW:
This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest
available software.
MODELS:
2014
(BF)
500L
NOTE: This bulletin applies to vehicles equipped with a 1.4L Engine (Sales Code
EAM).
18-033-15 REV. A
-2-
SYMPTOM/CONDITION:
**A small number of customers may experience a Malfunction Indicator Lamp (MIL)
illumination. Upon further investigation the technician may find that one or more of the
following Diagnostic Trouble Codes (DTCs) stored in the PCM:
•
•
•
P1128 - Closed Loop Fueling Not Achieved.**
P1524 - Oil Pressure out of range - Camshaft advance/retard disabled.
P113D - O2 Sensor 1/1 Slow Response.
**In addition, some customers may experience one or more of the following conditions:
•
•
•
Engine cranks but sounds like it has no compression.
Ticking noise from the engine, at idle.**
Long crank times on engine start up.
DIAGNOSIS:
Using a Scan Tool (wiTECH) with the appropriate Diagnostic Procedures available in
TechCONNECT, verify all engine systems are functioning as designed. If DTC's 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, 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.
NOTE: If the PCM already has the latest software, use inspection LOP
**18-19-06-GK** to close the RRT portion of this service action.
1. Reprogram the PCM with the latest available 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. Is vehicle equipped with a manual transmission?
a. Yes >>> DTC P1302 - Transmission Self Learning will be active. Depress clutch
pedal fully to allow DTC to store, proceed to Step #3.
b. No >>> Proceed to Step #3.
3. Perform Cruise Control Learn Procedure.
a. Turn the ignition key to the OFF/LOCK position for 10 seconds to allow the module
to power down.
b. Turn the ignition key to the ON/RUN position.
c. Press and hold the Cruise ON/OFF button on the steering wheel for 10 seconds.
d. Start the engine.
e. Press the Cruise ON/OFF button to verify that the Cruise indicator illuminates on the
cluster.
-3-
18-033-15 REV. A
4. 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.
POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
Labor Operation
No:
Description
Skill Category
Amount
**18-19-06-GK**
Module, Powertrain Control
(PCM) - Inspect
(0 - Introduction)
8 - Engine
Performance
0.2 Hrs
**18-19-06-GL**
Module, Powertrain Control
(PCM) - Reprogram
(0 - Introduction)
8 - Engine
Performance
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 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.
•
•
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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