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.
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HOMESERVICE MANUALSMITSUBISHI2004FE639 L4-3.9L DSL TURBOREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSACCELERATOR PEDAL POSITION SENSORTESTING AND INSPECTION
2004 Mitsubishi FE639 L4-3.9L DSL Turbo
Accelerator Pedal Position Sensor: Testing and Inspection
2004 Mitsubishi FE639 L4-3.9L DSL TurboSECTION Testing and Inspection
[3] Inspect the accelerator pedal position sensor
[Inspection]
- Set the starter switch to ON.
- Measure the output voltage of the accelerator position sensor 3 from the back side of harness connector A according to the following table.
- If the output voltage is out of the standard value range, adjust by the following procedures.
RENDER: 1.0x
NO RELATED
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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.