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Home >> Scion >> 2006 >> tC Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (2AZ-FE) >> IG1 Relay >> On-Vehicle Inspection
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On-Vehicle Inspection

  1. REMOVE RELAY (Marking: IG1) 
    1. Remove the IG1 relay from the instrument panel junction block.
  2. INSPECT RELAY 
    1. Measure the IG1 relay resistance.

    Standard resistance 

    TESTER CONNECTION SPECIFIED CONDITION CHART

    Tester Connection Specified Condition
    3 - 5 10 kΩ or higher
    3 - 5 Below 1 Ω (when battery voltage is applied to terminals 1 and 2)

    If the result is not as specified, replace the relay.

  3. INSTALL RELAY 
    Fig 1: Identifying IG1 Relay Terminals
    G04221408Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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