Passenger's Door

1990 Toyota 4Runner 2D Utility, 3.0 V, AutomaticSECTION Passenger's Door

Disconnect the connector from the power window switch. Connect the positive (+) lead from the battery to terminal No. 1 and the negative (-) lead to terminal No. 4 on the wire harness side connector, and raise the window to full closed position. Continue to apply voltage, check there is a circuit breaker operation noise within about 4-40 seconds. Reverse the polarity, check that the window begins to descend within about 60 seconds. If operation is not as specified, replace the motor.

RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.