Power Circuit Inspection

Ignition switch "OFF"
Refer to "4WD ECU " and disconnect 4WD ECU connector.
Ignition switch "ON"
Measure the voltage between Pin No. 15 (Power) terminal of 4WD ECU harness connector and chassis ground.
Specification: B+
Is the measured value within specification?
YES
- Go to "GROUND CIRCUIT INSPECTION " procedure.
NO
- Repair open or short in power circuit and then go to "VERIFICATION OF REPAIR " procedure.