Reference meaning
What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
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A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Before replacing a part
Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Scan worksheet →Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
C0031-01Left front speed sensor - General electrical failure
C0031-29Left front speed sensor - Invalid signal
C0031-1DLeft Front Wheel Speed Sensor-Circuit Current Out of Range
Manufacturer communications
18Original wording in English
RAM
Incorrectly Routed Wheel Speed Sensor Wiring Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● C0031-1D - Left Front Wheel Speed Sensor - Circuit Current Out Of Range. Customers may comment on one or more of the following: ● B…
FORD
This article supersedes TSB 21-2295 to update the Parts List. Some 2021 F-150 vehicles built on or before 14-June-2021 may exhibit a rubbing noise at the front of the vehicle while driving and/or diagnostic trouble codes (DTC) C0031 and/or C0034 in the anti-lock brake system (ABS) module. This may be caused by an incorrectly rou…
FORD
Some 2021 F-150 vehicles built on or before 14-June-2021 may exhibit a rubbing noise at the front of the vehicle while driving and/or diagnostic trouble codes (DTC) C0031 and/or C0034 in the anti-lock brake system (ABS) module. This may be caused by an incorrectly routed front brake flexible hose. To correct the condition, follo…
JEEP
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 in…
Check vehicle applicability
31A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Ford | ESCAPE ↗ | 2020 |
| Ford | EXPLORER ↗ | 2021 |
| Ford | EXPLORER ↗ | 2020 |
| Ford | F-150 ↗ | 2021 |
| Ford | TRANSIT ↗ | 2019 |
| Ford | TRANSIT ↗ | 2018 |
| Ford | TRANSIT ↗ | 2017 |
| Ford | TRANSIT ↗ | 2016 |
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.