P1120

DTC P1120 Accelerator Pedal Position Sensor Circuit Malfunction

CIRCUIT DESCRIPTION
The accelerator pedal position sensor mounted on the accelerator pedal has main and sub sensors and detects the accelerator pedal position and the malfunction of the accelerator position sensor itself.

HINT:
- When using an OBD II scan tool other than TOYOTA hand-held tester, check all the steps.
- When using TOYOTA hand-held tester, confirm the information code and check it.

Detecting Condition:

Wiring Diagram:

Step 1:

INSPECTION PROCEDURE

Detecting Condition:

INSPECTION PROCEDURE
If the information code 106 or 109 - 114 is output, check and replace the accelerator pedal position sensor.