2000 Lexus LS 400FACTORY OEM SERVICE PROCEDURE

Passenger's Switch

Remove appropriate passenger's window switch. Check for continuity between specified terminals of switch. See Fig 1. Ensure continuity is as specified in appropriate switch positions. See PASSENGER'S SWITCH CONTINUITY TESTΒ  table. If continuity is not as specified, replace window switch.

PASSENGER'S SWITCH CONTINUITY TEST

Position Terminals No.
OFF (Neutral) (1)
UP (Auto) 1 & 6; 2 & 6
UP (Manual) 2 & 6
DOWN (Auto) 1 & 6; 5 & 6
DOWN (Manual) 5 & 6
(1) Continuity should not be present between any terminals.
Fig 1: Identifying Passenger's Switch Terminals
G96B07653Courtesy of Β© TOYOTA, LICENSE AGREEMENT TMS1002
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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.