P10C5 Possible Causes
- Faulty low fuel pressure sensor
- Low fuel pressure sensor wiring harness open or short circuit
- Poor electrical connection in low fuel pressure sensor circuit
How to Repair P10C5 Code
Start by checking the “possible causes” listed above. Visually inspect the corresponding 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)
P10C5 Meaning
The Engine Control Module (ECM) diagnostic function monitors pressure regulation in the low-pressure fuel supply system. The ECM sets the OBDII code when the low fuel pressure sensor does not meet factory specifications.