Signal Circuit Inspection

Check short to battery in harness.
1. IG "OFF".
2. Disconnect MAFS and ECM/PCM connector.
3. Measure resistance between terminal 2 and 3 of MAFS harness connector.
  Specification: Infinite
4. Is the measured resistance within specification ?
  YES
  - Go to "COMPONENT INSPECTION " procedure.
  NO
  - Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.