B1504
Lamp Turn Signal Right Circuit Open
B1504 is an OBD-II diagnostic trouble code meaning: Lamp Turn Signal Right Circuit Open. Common causes: burnt out turn signal lamp, broken or damaged wires. Estimated repair cost: $6–56.
Symptoms
- Right turn signal does not work
- Flashing of indicators with increased frequency
- Dashboard warning
Causes
- Burnt out turn signal lamp
- Broken or damaged wires
- Oxidation of contacts in the lamp socket
- Turn signal relay malfunction
- Problems with the control unit
How to Fix
- Check the condition of the right turn signal lamp
- Inspect the lamp socket contacts for oxidation.
- Check the integrity of wires and connectors
- If necessary, replace the lamp or repair the wiring
- Reset the error and check the system operation
Related codes
FAQ
What does the B1504 code mean?
B1504 is an OBD-II diagnostic trouble code that indicates: Lamp Turn Signal Right Circuit Open
What causes a B1504 error code?
The most common causes of B1504 include: Burnt out turn signal lamp; Broken or damaged wires; Oxidation of contacts in the lamp socket; Turn signal relay malfunction.
How do I fix a B1504 diagnostic trouble code?
To fix B1504: Check the condition of the right turn signal lamp. Inspect the lamp socket contacts for oxidation.. Check the integrity of wires and connectors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B1504?
Limited driving only, diagnose soon
How much does it cost to fix B1504?
The estimated repair cost for B1504 is $6–56. Actual cost depends on your vehicle, location, and labor rates.
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