11-002-14

NUMBER:
GROUP:
DATE:
11-002-14
Exhaust System
April 24, 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 BULLETIN SUPERSEDES SERVICE BULLETIN 11-002-13, DATED DECEMBER
13, 2013, WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE
HIGHLIGHTED WITH **ASTERISKS** AND INCLUDES THE WORD **BUILT** IN THE
CLEAN POINT STATEMENT.
SUBJECT:
Exhaust Rattle At Idle Speeds
OVERVIEW:
This bulletin involves replacing the catalytic converter with a new assembly and hanger
system.
MODELS:
2010 -2014
(JK)
Wrangler (International Excluding China And
India Markets.)
NOTE: **This bulletin applies to JK Wrangler models with 2.8L Turbo Diesel Engine
(sales code ENS) built on or before January 06, 2014 (MDH 0106XX).**
SYMPTOM/CONDITION:
The customer may experience a buzz, squeak or rattle (BSR) at idle speeds.
DIAGNOSIS:
If the customer describe the symptom/condition, perform the Repair Procedure.
PARTS REQUIRED:
Qty.
Part No.
Description
1
68231948AA
Converter, Catalytic
1
68231947AA
Bracket, Catalytic Converter
SPECIAL TOOLS/EQUIPMENT REQUIRED:
NPN
REPAIR PROCEDURE:
Torque Wrench
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1. Raise the vehicle on a suitable hoist. Refer to the detailed service procedures
available in DealerCONNECT> TechCONNECT under: Service Info> 04- Vehicle
Quick Reference> Hoisting> Standard Procedure> Hoisting.
2. Inspect catalytic converter and DPF brackets for cracks.
3. Is there a cracked bracket?
a. Yes >>> Proceed to Step #4.
b. No >>> Further diagnostics required.
4. Inspect the DPF bracket for cracks.
5. Is just the DPF bracket cracked?
a. Yes >>> Proceed to Step #6.
b. No >>> Proceed to Step #7.
NOTE: The catalytic convertor can cause the DPF bracket to crack, if the DPF
bracket is cracked it must be replaced with the new catalytic converter.
6. ** Replace the DPF and the new catalytic converter.**
7. Remove the wheel house splash shield on the passenger side for access to catalytic
converter assembly.
8. Remove the 02 sensor and temperature sensors from the catalytic converter assembly
(Fig. 1).
Fig. 1 Exhaust
1 - O2 Sensor
2 - Heat Shield
3 - Shield Mounting Bolts
2 - Temperature Sensor
9. Remove the (3) bolts holding the catalytic converter assembly to the DPF assembly
(Fig. 2).
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Fig. 2 Catalytic Convertor
1 - Catalytic Converter Hanger Bracket
2 - Catalytic Converter
3 - Bolts
10. Remove the 4 nuts holding the catalytic converter assembly to the turbo (Fig. 3).
Fig. 3
1 - Catalytic Converter Nuts
11. Remove the 2 bolts holding the bracket to the engine(Fig. 2).
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12. Install new bracket hanger to the new catalytic converter assembly.
13. Loosely assemble the catalytic converter assembly to the DPF assembly.
14. Loosely assemble the catalytic converter assembly to the turbo and secure using the 4
existing fasteners.
15. Install Temperature and 02 sensors.
16. Loosely assemble hanger bracket with existing 2 bolts to engine and secure.
17. Secure the catalytic converter to the DPF assembly.
18. Ensure all bolts are secure.
19. Re-install the wheel house splash shield.
20. Repair complete.
POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
Labor Operation No:
11-50-01-9B
Description
Converter, Catalytic Replace
(2 - Skilled)
FAILURE CODE:
ZZ
Service Action
Skill Category
8 - Engine Performance
Amount
1.0 Hrs.