OBD-II FAULT CODE
B2237
Vehicle Signal indicating Park While VSS Present
Meaning, symptoms, likely causes, diagnostic checks and repair guidance for B2237.
- Body/accessory warning lamp or feature not working
- Faulty speed sensor
- Damaged tone wheel
- Wiring fault
- ABS/TCM data issue
- Check related fuses, connectors, grounds and switch/module power supply
- Compare live speed data from relevant modules
- Inspect sensor and harness
- Repair wiring or replace confirmed faulty sensor/tone wheel
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Disclaimer: Information is provided for general guidance only and may not apply to all vehicles. Always consult a qualified technician.