B1578 Possible Causes
- Faulty Lamp Park
- Lamp Park harness is open or shorted
- Lamp Park circuit poor electrical connection
- Faulty Body Control Module (BCM)
First diagnose B1578 code
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.
Cost of diagnosing the B1578 code
Labor: 1.0The cost of diagnosing the B1578 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
B1578 Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B1578 MeaningThe Body Control Module (BCM) monitors the Lamp Park. The BCM sets the OBDII code when the Lamp Park is not to factory specifications.
B1578 More InformationNeed more information on how to fix the B1578 code?
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