P257E Possible Causes
- Faulty hood switch
- Hood switch harness is open or shorted
- Poor electrical connection in hood switch circuit
How to Fix Code P257E
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 connector pins.
Possible Symptoms
Check engine light illuminated (or service engine soon warning light)
P257E Meaning
The Powertrain Control Module (PCM) monitors the signal from the hood switch circuit. The PCM sets the OBDII code when the hood switch signal is outside factory specifications.