VPWR5 Check PCM Relay
- Key OFF.
- Remove the PCM (ENGINE CONT.) relay.
PCM Relay:
- Apply battery power between PWR (terminal 1) and GND (terminal 2) at the PCM relay.
- Check the continuity between the other PWR (terminal 3) and VPWR (terminal 4) at the PCM relay.
- Is there continuity when power is applied, and no continuity when no power is applied?
YES -- GO to VPWR6. VPWR6 Check Ground at PCM
NO -- REPLACE the PCM (ENGINE CONT.) relay.