NUMBER: 05-003-21
GROUP: 05 - Brakes
DATE: February 16, 2021
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 Technical Service Bulletin (TSB) 05-001-20, date of issue October
02, 2020, which should be removed from your files. All revisions are highlighted with
**asterisks** and include additional vehicle, market, build date and parts.
SUBJECT:
Replacement of Front and Rear Wheel Speed Sensors Due to Oxidation or Water Intrusion Setting
Diagnostic Trouble Codes (DTCs)
OVERVIEW:
This bulletin involves replacing all four wheel speed sensors due to oxidation or water intrusion into
the sensor.
MODELS:
**2018 - 2019 (M6) Jeep Compass**
2018 - 2020 (B1) Jeep Renegade
2018 - 2020 (M1) Jeep Compass
NOTE: This bulletin applies to vehicles within the following markets/countries: LATAM and
**APAC**.
NOTE: **This bulletin applies to M6 vehicles built on or before March 31, 2020 (MDH
0331XX).**
NOTE: This bulletin applies to B1 vehicles built on or before July 31, 2019 (MDH 0731XX).
NOTE: This bulletin applies to M1 vehicles built on or before July 31, 2019 (MDH 0731XX)
equipped without either Parallel & Perpendicular Park Assist ((Sales Code XAU) or
Adaptive Cruise Control W/Stop & Go (Sales Code NHZ).
SYMPTOM/CONDITION:
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).
M1 & **M6** vehicles may have one or more of the following DTCs:
• C0031-1D - Left Front Wheel Speed Sensor-Circuit Current Out of Range.
• C0034-1D - Right Front Wheel Speed Sensor-Circuit Current Out of Range.
• C0037-1D - Left Rear Wheel Speed Sensor-Circuit Current Out of Range.
• C003A-1D - Right Rear Wheel Speed Sensor-Circuit Current Out of Range.
• C0031-62 - Left Front Wheel Speed Sensor-Signal Compare Failure.
• C0034-62 - Right Front Wheel Speed Sensor-Signal Compare Failure.
• C0037-62 - Left Rear Wheel Speed Sensor-Signal Compare Failure.
• C003A-62 - Right Rear Wheel Speed Sensor-Signal Compare Failure.
• C0031-2F - Left Front Wheel Speed Sensor-Signal Erratic.
• C0034-2F - Right Front Wheel Speed Sensor-Signal Erratic.
• C0037-2F - Left Rear Wheel Speed Sensor-Signal Erratic.
05-003-21 -2-
• C003A-2F - Right Rear Wheel Speed Sensor-Signal Erratic.
B1 vehicles may have one or more of the following DTCs:
• C0031-01 - Left front speed sensor - General electrical failure.
• C0031-29 - Left front speed sensor - Invalid signal.
• C0034-01 - Right front speed sensor - General electrical failure.
• C0034-29 - Right front speed sensor - Invalid signal.
• C0037-01 - Left rear speed sensor - General electrical failure.
• C0037-29 - Left rear speed sensor - Invalid signal.
• C003A-01 - Right rear speed sensor - General electrical failure.
• C003A-29 - Right rear speed sensor - Invalid signal.
DIAGNOSIS:
If the customer describes the symptom/condition listed above or if the technician finds the DTC,
perform the Repair Procedure.
PARTS REQUIRED:
Qty. Part No. Description
2 68430134AA Sensor, Front Wheel Speed
(MOPAR)
53475747
(LATAM)
2 (AR) 68253916AC Sensor, Rear Wheel Speed
(MOPAR) M1 & B1
53479013
(LATAM)
**2 (AR) 68430135AA Sensor, Rear Wheel Speed
M6**
REPAIR PROCEDURE:
1. Remove and replace the front wheel speed sensors. Refer to the detailed service procedures
available in DealerConnect> Service Library under: Service Info> 05 - Brakes / 05 - Brakes,
ABS / Electrical / Sensor, Wheel Speed, Front / Removal and Installation.
2. Remove and replace the rear wheel speed sensors. Refer to the detailed service procedures
available in DealerConnect> Service Library under: Service Info> 05 - Brakes / 05 - Brakes,
ABS / Electrical / Sensor, Wheel Speed, Rear / Removal and Installation.
3. Clear all DTCs that may have been set prior to the wheel speed sensors replacement. The
wiTECH application will automatically present all DTCs and allow them to be cleared.
-3- 05-003-21
POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
Labor Operation Description Skill Category Amount
No:
08-14-18-9F Sensor, All Four Wheel Speed Sensors - 6 - Electrical and 1.1 Hrs.
Replace Body Systems
(1 - Semi-Skilled)
FAILURE CODE:
ZZ Service Action
