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Home >> Lexus >> 2003 >> GX 470 >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Combination Meter - Diagnosis >> Seat Belt Warning Lamp For Driver's Seat Does Not Operate >> Inspection Procedure

Inspection Procedure

  1. CHECK COMBINATION METER ASSY 
    1. Remove the combination meter assy.
    2. Driver sits on the seat.
    3. Check the continuity between the terminal C11-17 of combination meter connector and body ground.

    Standard: 

    CONDITION

    Condition Continuity
    Seat belt is fastened Continuity
    Seat belt is unfastened No continuity
    Fig 1: Checking Continuity Between Terminal C11-17 And Body Ground
    G03470552Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. OK: CHECK AND REPLACE COMBINATION METER ASSY 
    2. NG: GO TO NEXT STEP 
  2. INSPECT FRONT SEAT INNER BELT ASSY 
    1. Check resistance.
      1. Driver sits on the seat.
      2. Check resistance between terminals 3 and 6 of front seat inner belt assy.

    Standard: 

    CONDITION

    Condition Resistance (Ω)
    Seat belt is fastened 1,330
    Seat belt is unfastened 330
    Fig 2: Checking Resistance Between Terminals 3 And 6
    G03470553Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. NG: REPLACE FRONT SEAT INNER BELT ASSY 
    2. OK: REPAIR OR REPLACE HARNESS OR CONNECTOR