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 Using Ammeter
Disconnect the connector from the master switch. Connect the positive (+) lead from the ammeter to terminal No. 6 on the wire harness side connector and the negative (-) lead to negative terminal of the battery. Connect the positive (+) lead from the battery to terminal No. 13 on the wire harness side connector. As the window goes down, check that the current flows about 7 amps. Check that the current increases about 14.5 amps or more when the window stops going down.
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.