2001 Lexus RX 300 FWDFACTORY OEM SERVICE PROCEDURE

Window Switch

Remove window switch. Using DVOM, check for continuity between terminals of window switch. See Fig 1. Ensure continuity is as specified between appropriate terminals in indicated switch positions. See WINDOW SWITCH CONTINUITY SPECIFICATIONSΒ  table. If continuity is not as specified, replace window switch.

WINDOW SWITCH CONTINUITY SPECIFICATIONS

Switch Position Test Between Terminals No. Continuity
UP (Auto) 3 & 4; 3 & 6 Yes
UP (Manual) 3 & 6 Yes
OFF (Neutral) Any No
DOWN (Manual) 5 & 6 Yes
DOWN (Auto) 4 & 6; 5 & 6 Yes
Fig 1: Identifying Window Switch Terminals
G99H51513Courtesy of Β© TOYOTA, LICENSE AGREEMENT TMS1002
Factory Service Tools

Use the Manual With the Right Hardware

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

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

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.