Possible Causes
NOTE: The listed causes may not be a complete list of all potential issues and there may be other causes.
- Faulty EGR valve
- EGR valve wiring harness is open or short-circuited
- Poor electrical connection in the EGR valve circuit
Description
Code P1335 is defined when the closed position voltage of the EGR is higher than 1.30 volts, which may be caused by excessive carbon buildup on the EGR valve.
How to Fix
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
- Engine light on (or engine service warning light soon)