Terminal And Connector Inspection

Refer to DTC P0121 .

TPS CIRCUIT INSPECTION 

1. Ignition "OFF"
2. Disconnect TPS connector.
3. Ignition "ON"
4. Measure voltage between terminal "1", "2" and "3" of sensor harness connector and chassis ground

   Specification:

   Terminal 1: Approx. 5V

   Terminal 2: Approx. 5V

   Terminal 3: Approx. 0V

5. Is the measured voltage within specifications?

   YES 

   • Go to "COMPONENT INSPECTION " procedure.

   NO 

   • Check for Open or Short in TPS circuit. Repair as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.