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Home >> Lexus >> 2003 >> GX 470 >> Repair and Diagnosis >> Suspension >> Electronic Suspension >> Electronic Modulated Suspension & Rear Air Suspension System - Diagnosis >> Height Control Indicator Lamp Circuit >> Inspection Procedure

Inspection Procedure

  1. INSPECT HEIGHT CONTROL INDICATOR LAMP 

    HINT:

    See combination meter troubleshooting on HOW TO PROCEED WITH TROUBLESHOOTING .

    1. NG: REPAIR OR REPLACE BULB OR COMBINATION METER ASSEMBLY 
    2. OK: Go To Next Step 
  2. CHECK HARNESS AND CONNECTOR (SUSPENSION CONTROL ECU - COMBINATION METER ASSY) 
    1. Check for open and short circuit in the harness and the connector between the suspension control ECU and the combination meter assy (height control indicator lamp) (See ELECTRONIC CIRCUIT INSPECTION PROCEDURE ).
    1. NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 
    2. OK: CHECK AND REPLACE SUSPENSION CONTROL ECU (See  ELECTRONIC CIRCUIT INSPECTION PROCEDURE  ) 
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