B370B
Rear Wiper Function Control Circuit Short to Ground
B370B is an OBD-II diagnostic trouble code meaning: Rear Wiper Function Control Circuit Short to Ground. Common causes: wiring harness damage, wiper motor malfunction. Estimated repair cost: $11–56.
Symptoms
- Rear wiper doesn't work
- The janitor works erratically
- The rear wiper turns on spontaneously
Causes
- Wiring harness damage
- Wiper motor malfunction
- Short circuit in control circuit
- Problems with the control unit
How to Fix
- Check wiring harness for damage
- Check the operation of the wiper motor
- Check the integrity of the control circuit
- Diagnose the control unit for errors
Related codes
Error B370B by Vehicle Brand
FAQ
What does the B370B code mean?
B370B is an OBD-II diagnostic trouble code that indicates: Rear Wiper Function Control Circuit Short to Ground
What causes a B370B error code?
The most common causes of B370B include: Wiring harness damage; Wiper motor malfunction; Short circuit in control circuit; Problems with the control unit.
How do I fix a B370B diagnostic trouble code?
To fix B370B: Check wiring harness for damage. Check the operation of the wiper motor. Check the integrity of the control circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B370B?
Limited driving only, diagnose soon
How much does it cost to fix B370B?
The estimated repair cost for B370B is $11–56. Actual cost depends on your vehicle, location, and labor rates.
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