Power Supply Circuit Inspection
- Ignition "OFF".
- Disconnect TPS connector.
- Ignition "ON" & Engine "OFF".
- Measure voltage between terminal 1 of the TPS harness connector and chassis ground.
Specification: Approx. 5V
- Is voltage within the specification?
YES:
- Go to "SIGNAL CIRCUIT INSPECTION " procedure.
NO:
- Possibility of open or short to ground in 5V reference circuit.
- Repair as necessary. Go to "VERIFICATION OF VEHICLE REPAIR " procedure.