DTC P0121: Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem: Procedure

1. Connect Techstream to the DLC3.
2. Turn the engine switch on (IG).
3. Turn the tester on.
4. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
5. Read the DTC.

   Result

   Display (DTC output)	Proceed to
   P0121	A
   P0121 and other DTCs	B

B → GO TO DTC CHART 

A → REPLACE THROTTLE BODY