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.

2001 Toyota 4Runner BaseFACTORY OEM SERVICE PROCEDURE

Land Cruiser

CAUTION: Wire harness must be connected properly or damage to sensor may result.

Disconnect 5-pin power window motor connector located in power window regulator assembly. Connect positive lead of DVOM to connector terminal No. 3, and negative lead to connector terminal No. 5. See Figure. Connect positive battery lead to connector terminal No. 1 and negative battery lead to connector terminal No. 4. Ensure pulse is generated while motor is running. Reverse polarity. Ensure pulse is generated. If operation is not as specified, replace motor. See POWER WINDOW MOTOR under REMOVAL & INSTALLATION.

Factory Service Tools

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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.