Park Lamp Circuit Malfunction
What does B1007 mean?
The B1007 code means the vehicle's onboard diagnostic system has detected: Park Lamp Circuit Malfunction. This is a low severity code.
Common Symptoms
- Parking lights not working
- Dashboard warning for exterior lights
- One or more parking lights inoperative
- Intermittent parking light operation
- DRL system affected on some vehicles
Probable Causes (Ranked by Likelihood)
- Burned out parking light bulb Very High
- Corroded parking light socket High
- Faulty parking light relay or fuse Moderate
- Damaged wiring to parking light circuit Moderate
- BCM parking light output malfunction Low
Step-by-Step Diagnostic Procedure
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Inspect all parking light bulbs
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Check parking light fuse in fuse box
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Test voltage at parking light connectors
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Inspect sockets for corrosion
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Verify BCM is sending proper signals to parking light circuit
Frequently Asked Questions
What are parking lights used for?
Parking lights are low-intensity lights used to make a parked vehicle visible in low-light conditions. They also illuminate as part of the running lights on many vehicles.
Are parking lights required by law?
Requirements vary by jurisdiction, but functional parking lights are part of most vehicle safety inspections and are needed for street parking at night in many areas.
Can I drive with a parking light out?
Yes, you can drive safely with a parking light out during daytime, but you should replace it promptly for nighttime visibility and to pass inspection.