B356A
Vehicle Direction Warning Switch Circuit
B356A is an OBD-II diagnostic trouble code meaning: Vehicle Direction Warning Switch Circuit. Common causes: open or short circuit in wiring harness, direction warning switch malfunction. Estimated repair cost: $56–167.
Symptoms
- The passive safety system fault indicator is on
- No directional warnings
- Incorrect operation of security systems
Causes
- Open or short circuit in wiring harness
- Direction warning switch malfunction
- Problems with the control module
- Contact corrosion
- Bad connection
How to Fix
- Check the wiring harness for damage
- Check directional warning switch
- Check connections and contacts for corrosion
- Replace faulty components if necessary
- Reset the error and check if it appears again
Related codes
Error B356A by Vehicle Brand
FAQ
What does the B356A code mean?
B356A is an OBD-II diagnostic trouble code that indicates: Vehicle Direction Warning Switch Circuit
What causes a B356A error code?
The most common causes of B356A include: Open or short circuit in wiring harness; Direction warning switch malfunction; Problems with the control module; Contact corrosion.
How do I fix a B356A diagnostic trouble code?
To fix B356A: Check the wiring harness for damage. Check directional warning switch. Check connections and contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B356A?
Do not drive — repair immediately
How much does it cost to fix B356A?
The estimated repair cost for B356A is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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