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Home >> Lexus >> 2006 >> LX 470 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (2UZ-FE) - System And CIRUIT Testing, On-Vehicle Inspection, Removal, Inspection And Installation >> Circuit Opening Relay >> On-Vehicle Inspection

On-Vehicle Inspection

  1. REMOVE CIRCUIT OPENING RELAY (Marking: C/ OPN) 
    1. Remove the engine room relay block cover.
    2. Remove the relay from the engine room relay block.
  2. CHECK CIRCUIT OPENING RELAY 
    1. Measure the resistance of the relay.

    Standard resistance 

    TESTER CONNECTION SPECIFIED CONDITION

    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 CIRCUIT OPENING RELAY 
    Fig 1: Identifying Circuit Opening Relay
    G04061682Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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