LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 1998 >> LS 400 >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Body Control System >> Circuit Tests >> Right Rear Door Courtesy Light & Courtesy Switch Circuit
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Right Rear Door Courtesy Light & Courtesy Switch Circuit

  1. Check Right Rear Door Courtesy Light Operation

    Open and close right rear door while observing right rear door courtesy light operation. If right rear door courtesy light does not illuminate when door is opened and go out when door is closed, go to next step. If right rear door courtesy light operates as specified, go to next test listed in appropriate TROUBLE SHOOTING SYMPTOMS table.
  2. Check Right Rear Door Courtesy Light

    Check right rear door courtesy light. See DOOR COURTESY LIGHT under COMPONENT TESTS. If right rear door courtesy light is okay, go to next step. Replace right rear door courtesy light as necessary. Retest system operation.
  3. Check Right Rear Door Courtesy Switch

    Check right rear door courtesy switch. See DOOR COURTESY SWITCH under COMPONENT TESTS. If right rear door courtesy switch is okay, go to next step. Replace right rear door courtesy switch as necessary. Retest system operation.
  4. Check Circuits

    Check circuits for faults between right rear door courtesy light, right rear door courtesy switch and right rear door ECU. See WIRING DIAGRAMS. Repair or replace as necessary. If circuits are okay, go to next test listed in appropriate TROUBLE SHOOTING SYMPTOMS table.