B1579 - Dim Panel Increase Input Circuit Failure
- Faulty Dim Panel Switch
- Dim Panel Switch harness is open or shorted
- Dim Panel Switch circuit poor electrical connection
- Faulty Body Control Module (BCM)
- Engine Light ON (or Service Engine Soon Warning Light)
B1579 DescriptionThe Body Control Module (BCM) monitors the Dim Panel Switch. The BCM sets the OBDII code when the Dim Panel Switch is not to factory specifications.
B1579 Information for specific makes
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