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.
Inspection of ID Controller and Its Circuit (If Equipped): Notes
ID controller and its circuit can be checked at ID controller connector by measuring voltage.
- Remove ID controller.
- Connect ID controller connector.
- Check voltage and waveform at each terminal.
If check result is not as specified, check applicable circuit for open or short. If circuit is good condition, replace ID controller with new one.
NOTE: As each terminal voltage is affected by the battery voltage, confirm that it is 11 V or more when the ignition switch is turned to ON position.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.