2000 Lexus SC 400FACTORY OEM SERVICE PROCEDURE

Passenger's Switch

Remove passenger's switch. Using DVOM, check for continuity between specified terminals of passenger's switch. Ensure continuity is present between specified terminals for each switch position. See PASSENGER'S SWITCH CONTINUITY SPECIFICATIONSΒ  table. If continuity is not as specified, replace passenger's switch.

PASSENGER'S SWITCH CONTINUITY SPECIFICATIONS

Switch Position (1)Terminals No.
OFF (Neutral) 1 & 2; 4 & 5
UP 1 & 2; 3 & 5
DOWN 1 & 3; 4 & 5
(1) See Fig 1.
Fig 1: Identifying Passenger's Switch Terminals
G96J07652Courtesy of Β© TOYOTA, LICENSE AGREEMENT TMS1002
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:

  • 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.