Invalid Data Received from Wheel Speed Sensor (Front, Driver Side)
ABS reports invalid front-driver wheel speed data. ABS, ESP and traction control are deactivated; the speedometer can be inaccurate.
Affected components
- Wheel speed sensor fl
Common causes
- High likelihood: Excessive air gap or contaminated tone ring
- Low likelihood: Gateway module routing CAN messages incorrectly
- Low likelihood: CAN terminating resistor (120 Ω) drifted out of spec
Possible symptoms
- Multiple warning lights may illuminate
- Affected modules may go into limp mode or shut down
- Specific functions inoperative depending on module
- Diagnostic tools may show communication faults
Diagnostic notes
- The malfunction indicator lamp may illuminate
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.