B2135
Park Brake Applied Warning Lamp Circuit Failure
B2135 is an OBD-II diagnostic trouble code meaning: Park Brake Applied Warning Lamp Circuit Failure. Common causes: open or short circuit in wiring harness, warning lamp fault. Estimated repair cost: $22–111.
Symptoms
- The parking brake warning light does not light up when the brake is applied.
- The lamp is constantly on, even when the brake is off
- The lamp flashes or is unstable
Causes
- Open or short circuit in wiring harness
- Warning lamp fault
- Relay or fuse problems
- Control unit malfunction
How to Fix
- Check the fuse and relay associated with the lamp circuit
- Inspect the wiring harness for damage
- Check the lamp itself for serviceability
- Check the operation of the control unit using a diagnostic scanner
Related codes
FAQ
What does the B2135 code mean?
B2135 is an OBD-II diagnostic trouble code that indicates: Park Brake Applied Warning Lamp Circuit Failure
What causes a B2135 error code?
The most common causes of B2135 include: Open or short circuit in wiring harness; Warning lamp fault; Relay or fuse problems; Control unit malfunction.
How do I fix a B2135 diagnostic trouble code?
To fix B2135: Check the fuse and relay associated with the lamp circuit. Inspect the wiring harness for damage. Check the lamp itself for serviceability. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B2135?
Limited driving only, diagnose soon
How much does it cost to fix B2135?
The estimated repair cost for B2135 is $22–111. Actual cost depends on your vehicle, location, and labor rates.
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