Signal Circuit Inspection
- Check For Short To Power In Signal Circuit
- IG KEY OFF.
- Disconnect VCMA harness connector.
- Measure resistance between signal terminal and power terminal of VCMA harness connector.
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 VCMA harness connector and PCM/ECM harness connector.
- Measure resistance between both ends of signal line.
Specification: Approx. 0 Ω
- Is resistance within specification?
YES
- Go to next procedure.
NO
- Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.