Signal Circuit Inspection

Check short to ground in harness.
1. IG "OFF"
2. Disconnect MAPS and PCM connector.
3. Measure the resistance between terminal 1 of MAPS harness connector and ground.
  Specification : Infinite
4. Is the measured resistance within the specification?
  YES
  - Go to " 2Check open in the harness" procedure.
  NO
  - After repairing short to ground in harness and go to "VERIFICATION OF VEHICLE REPAIR "
Check open in the harness
1. IG "OFF"
2. Disconnect MAPS and PCM connector.
3. Measure the resistance between terminal 1 of MAPS harness connector and terminal 8 of PCM harness connector
  Specification: Approx. below 1 Ω
4. Is the measured resistance within the specification?
  YES
  - Go to "COMPONENT INSPECTION " procedure.
  NO
  - Repair open in the harness and go to "VERIFICATION OF VEHICLE REPAIR ".