Fault Code 4201

Fault Code 4201

Speed-sensor, front right

Diagnostic conditions
- Incorrect signal from speed sensor
- Vehicle speed is greater than 6 km/h (for at least 20 s)
- Short circuit to B+ or open circuit in circuit to control module terminal 6

Possible cause of fault
- Toothed disc/speed sensor soiled or damaged
- Speed sensor faulty

Affected terminals
Terminals 15, 16

Diagnosis/troubleshooting

Work Instruction 1 - 2:

Work Instruction 3 - 6: