- Faulty Lamp Turn Signal Left
- Lamp Turn Signal Left harness is open or shorted
- Lamp Turn Signal Left circuit poor electrical connection
- Engine Light ON (or Service Engine Soon Warning Light)
B1500 DescriptionThe Body Control Module (BCM) monitors the Lamp Turn Signal Left. The BCM sets the OBDII code when the Lamp Turn Signal Left is not to factory specifications.
B1500 Information for specific makes
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