Signal Circuit Inspection
- Check For Short To Ground In Signal Circuit
- IG KEY OFF.
- Disconnect PCM/ECM and APS harness connector.
- Measure resistance between APS2 signal terminal of APS harness connector and chassis ground.
Specification : Infinite
- Is resistance within specification?
YES
- Go to next procedure.
NO
- Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
- Check For Open In Signal Circuit
- IG KEY OFF.
- Disconnect APS harness connector and PCM/ECM harness connector.
- Measure resistance between both ends of APS2 signal line.
Specification: Below 1Ω.
- Is resistance within specification?
YES
- Go to next procedure.
NO
- Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.