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Home >> Toyota >> 2005 >> MR2 C65M >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (SFI) >> EFI Main Relay >> Inspection

EFI Main Relay: Inspection

  1. REMOVE EFI MAIN RELAY (Marking: EFI MAIN) 
    Fig 1: Removing EFI Main Relay
    G02631074Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSPECT EFI MAIN RELAY 
    1. Inspect the resistance.
      1. Using an ohmmeter, measure the resistance between the terminals.

      Standard: 

    EFI MAIN RELAY - TESTER CONDITION TABLE

    Tester Connection Specified Condition
    3-5 10 kΩ or higher
    3-5 Below 1Ω (Apply battery voltage to terminals 1 and 2)
    Fig 2: Measuring Resistance Between Terminals Using An Ohmmeter
    G02631075Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

  3. REINSTALL EFI MAIN RELAY 
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