Check Short in Power Circuit
- Ignition "ON".
- Measure resistance between Pin No. 3 (Engine Control Relay) terminal of ECM and chassis ground.
- Measure resistance between Pin No. 5 (Engine Control Relay) terminal of ECM and chassis ground.
- Measure resistance between Pin No. 6 (Engine Control Relay) terminal of ECM and chassis ground.
Specification: B+
- Is the measured value within specification?
YES
- Go to "SYSTEM INSPECTION " procedure.
NO
- Repair as necessary and go to "VERIFICATION OF REPAIR " procedure.