Possible Causes
NOTE: The listed causes may not be a complete list of all potential problems and there may be other causes.
- Blocked oil passage
- Incorrect mechanical valve timing
- Faulty camshaft or crankshaft position sensor
- Incorrect oil viscosity
Description
Fault bank 1 of the variable valve timing system is the generic description for Isuzu code P1348, but the manufacturer may have a different description for your vehicle model and year. Currently, we have no other information about the Isuzu OBDII P1348 code.
How to Repair
Check the “Possible Causes” listed above. Visually inspect the wiring harness and related connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
- Check engine light on (or service engine soon warning light)