B163A
Front Left Turn Lamp Control Circuit Short
B163A is an OBD-II diagnostic trouble code meaning: Front Left Turn Lamp Control Circuit Short. Common causes: short circuit in wiring harness, turn signal lamp malfunction. Estimated repair cost: $11–56.
Symptoms
- Left front turn signal flashing quickly
- Left front turn signal not working
- Warning on the dashboard about the malfunction of the turn signals
Causes
- Short circuit in wiring harness
- Turn signal lamp malfunction
- Problems with turn signal relay
- Control unit malfunction
How to Fix
- Check the integrity of the left front turn signal lamp
- Inspect the wiring harness for damage
- Check turn signal relay
- Scan the control unit for additional errors
- Replace damaged components if necessary
Related codes
FAQ
What does the B163A code mean?
B163A is an OBD-II diagnostic trouble code that indicates: Front Left Turn Lamp Control Circuit Short
What causes a B163A error code?
The most common causes of B163A include: Short circuit in wiring harness; Turn signal lamp malfunction; Problems with turn signal relay; Control unit malfunction.
How do I fix a B163A diagnostic trouble code?
To fix B163A: Check the integrity of the left front turn signal lamp. Inspect the wiring harness for damage. Check turn signal relay. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B163A?
Limited driving only, diagnose soon
How much does it cost to fix B163A?
The estimated repair cost for B163A is $11–56. Actual cost depends on your vehicle, location, and labor rates.
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