Control Circuit Inspection

Check short in coil control
1. IG "OFF".
2. Disconnect Main Relay and PCM connector.
3. Measure resistance between harness terminal 4 and chassis ground.
4. Measure resistance between harness terminal 4 and 5 of Main Relay.
  Specification: Infinite
5. Is the measured resistance within specification?
  YES
  - Go to " 2Check open in coil control" as follows.
  NO
  - Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
Check open in coil control
1. IG "OFF".
2. Disconnect Main Relay and PCM connector.
3. Measure resistance between harness terminal 4 of Main Relay and harness terminal 43 of PCM harness connector.
  Specification: Approx. below 1Ω
4. Is the measured resistance within specifications?
  YES
  - Go to "COMPONENT INSPECTION " procedure.
  NO
  - Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.