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Service bulletin 05-003-21

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10188819
Published by NHTSA2021-03-15
Manufacturer's number05-003-21
Manufacturer's date2021-02-16
NHTSA componentWHEELS

NHTSA's summary

Replacement of Front and Rear Wheel Speed Sensors Due to Oxidation or Water Intrusion Setting Diagnostic Trouble Codes (DTCs) This bulletin involves replacing all four wheel speed sensors due to oxidation or water intrusion into the sensor. 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. 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.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Wheels

Trouble codes named

C0031, C0034, C0037, C003A

Vehicles listed
JEEP COMPASS2018, 2019, 2020
JEEP RENEGADE2018, 2019, 2020

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
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