B1829
Wiper Rear High Limit Input Circuit Short To Ground
B1829 is an OBD-II diagnostic trouble code meaning: Wiper Rear High Limit Input Circuit Short To Ground. Common causes: damaged rear wiper wiring harness, short circuit in switch. Estimated repair cost: $22–89.
Symptoms
- Incorrect operation of the rear windshield wiper
- Spontaneous switching on/off of the wiper
- Lack of response to switching commands
- Rear wiper runs continuously
Causes
- Damaged rear wiper wiring harness
- Short circuit in switch
- Faulty relay or control module
- Corrosion of contacts in connectors
- Mechanical damage to wiring
- Internal short circuit in the electric motor
How to Fix
- Check fault codes in body module memory
- Visually inspect the rear wiper wiring harness for damage.
- Check the resistance of the wiper control circuit
- Test the operation of the switch and relay
- Check the power and ground on the wiper motor
- Replace damaged wires or components
- Clean and treat connector contacts
- Reset errors and check system operation
Related codes
FAQ
What does the B1829 code mean?
B1829 is an OBD-II diagnostic trouble code that indicates: Wiper Rear High Limit Input Circuit Short To Ground
What causes a B1829 error code?
The most common causes of B1829 include: Damaged rear wiper wiring harness; Short circuit in switch; Faulty relay or control module; Corrosion of contacts in connectors.
How do I fix a B1829 diagnostic trouble code?
To fix B1829: Check fault codes in body module memory. Visually inspect the rear wiper wiring harness for damage.. Check the resistance of the wiper control circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B1829?
Limited driving only, diagnose soon
How much does it cost to fix B1829?
The estimated repair cost for B1829 is $22–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat