Open circuit
- If there is no continuity, there is an open circuit. Repair or replace the wiring harness.
- MAF sensor terminal A (harness-side) and main relay terminal C (harness-side)
- MAF sensor terminal B (harness-side) and PCM terminal 2AC (harness-side)
- MAF sensor terminal C (harness-side) and PCM terminal 1 P (harness-side)