B1622
Wiper Rear Low Limit Input Circuit Short To Ground
B1622 is an OBD-II diagnostic trouble code meaning: Wiper Rear Low Limit Input Circuit Short To Ground. Common causes: wiring harness damage, low position sensor malfunction. Estimated repair cost: $56–167.
Symptoms
- Incorrect operation of the rear windshield wiper
- Stopping the wiper blades in any position
- Complete rear wiper failure
Causes
- Wiring harness damage
- Low position sensor malfunction
- Problems in the wiper control unit
- Short circuit to ground in the circuit
How to Fix
- Check the integrity of the wiring harness to the lower position sensor
- Check the resistance of the lower position sensor
- Check for a short circuit to ground in the circuit
- If necessary, replace the sensor or repair the wiring harness
- Check the operation of the windshield wiper control unit
Related codes
FAQ
What does the B1622 code mean?
B1622 is an OBD-II diagnostic trouble code that indicates: Wiper Rear Low Limit Input Circuit Short To Ground
What causes a B1622 error code?
The most common causes of B1622 include: Wiring harness damage; Low position sensor malfunction; Problems in the wiper control unit; Short circuit to ground in the circuit.
How do I fix a B1622 diagnostic trouble code?
To fix B1622: Check the integrity of the wiring harness to the lower position sensor. Check the resistance of the lower position sensor. Check for a short circuit to ground in the circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B1622?
Limited driving only, diagnose soon
How much does it cost to fix B1622?
The estimated repair cost for B1622 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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