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
- CHECK ACCELERATOR PEDAL ROD
- Check the voltage.
- Connect the intelligent tester to the DLC3.
- Turn the ignition switch ON.
- Turn the intelligent tester ON.
- Select the menu items: DIAGNOSIS / ENHANCED OBD II / DATA LIST / ALL / ACCEL POS #1, ACCEL POS #2.
- Operate the accelerator pedal, and then check that the ACCEL POS #1 and ACCEL POS #2 values are within the specifications.
Standard voltage:
ACCEL POS #1
ACCELERATOR PEDAL SPECIFIED CONDITION REFERENCE CHARTAccelerator Pedal Condition Specified Condition Released 0.5 to 1.1 V Depressed 2.5 to 4.5 V ACCEL POS #2
ACCELERATOR PEDAL SPECIFIED CONDITION REFERENCE CHARTAccelerator Pedal Condition Specified Condition Released 1.2 to 2.0 V Depressed 3.4 to 5.0 V If the result is not as specified, check the accelerator pedal rod, wire harness or ECM.
- Check the voltage.
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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