Power Circuit Inspection

NOTE: Check for open or short circuit in harness. Refer to "SIGNAL WAVEFORM & DATA " in the "General Information" procedure

Ignition "OFF"
Disconnect TPS connector
Ignition "ON" & Engine "OFF"
Measure voltage between terminal 3 of the sensor harness connector and chassis ground
Specification: Approx. 5V
Is voltage within the specification?
YES
- Go to SIGNAL CIRCUIT INSPECTION
NO
- Possibility of open or short to ground in 5V reference circuit. Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure