Open Circuit
- If there is no continuity, there is an open circuit. Repair or replace the wiring harness.
- EGR valve terminal A and PCM terminal 2G
- EGR valve terminal B and PCM terminal 2L
- EGR valve terminal E and PCM terminal 2K
- EGR valve terminal F and PCM terminal 2H
- EGR valve terminal C and main relay
- EGR valve terminal D and main relay