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.
On-Vehicle Inspection
- INSPECT ACCELERATOR PEDAL
- Connect the intelligent tester to the DLC3.
- Turn the engine switch on (IG).
- Turn the intelligent tester main switch ON.
- Select the following menus: DIAGNOSIS / ENHANCED OBD II / DATA LIST / ACCEL POS #1, ACCEL POS #2.
- When depressing or releasing the accelerator pedal, check that the values of the accelerator POS No. 1 and accelerator POS No. 2 are within the specification.
Accelerator POS No. 1 Standard voltage
VOLTAGE SPECIFICATIONCondition Specified Condition Accelerator pedal is released 0.5 to 1.1 V Accelerator pedal is depressed 2.6 to 4.5 V Accelerator POS No. 2 Standard voltage
VOLTAGE SPECIFICATIONCondition Specified Condition Accelerator pedal is released 1.2 to 2.0 V Accelerator pedal is depressed 3.4 to 5.0 V If the result is not as specified, check the accelerator pedal, wire harness or ECM.
Use the Manual With the Right Hardware
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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.
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