Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Component Inspection (Accelerator Pedal Position Sensor)
- CHECK ACCELERATOR PEDAL POSITION SENSOR
- Turn ignition switch OFF.
- Reconnect all harness connectors disconnected.
- Turn ignition switch ON.
- Check the voltage ECM harness connector terminals under the following conditions.
ECM
Condition
Voltage (V)
Connector
+
-
Terminal
Terminal
M56
143 (APP sensor 2)
144
Accelerator pedal
Fully released
0.22 - 0.5
Fully depressed
2.1 - 2.5
150 (APP sensor 1)
151
Fully released
0.45 - 1.0
Fully depressed
4.4 - 4.8
Is the inspection result normal?
YES
INSPECTION END
NO
GO TO 2.
- REPLACE ACCELERATOR PEDAL ASSEMBLY
Replace accelerator pedal assembly.
Refer to Removal and Installation (Without distance control assist system).
Refer to Removal and Installation (With distance control assist system).
INSPECTION END
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.