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On-Vehicle Inspection

  1. INSPECT EFI MAIN RELAY 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 1: Inspecting Battery Blower Terminal Relays
      GTY298943Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard Resistance

      Tester Connection Condition Specified Condition
      3 - 5 Battery voltage not applied 10 kΩ or higher
      3 - 5 Battery voltage applied to terminals 1 and 2 Below 1 Ω

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

  2. INSPECT C/OPN RELAY 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 2: Inspecting Battery Blower Terminal Relays
      GTY298943Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard Resistance

      Tester Connection Condition Specified Condition
      3 - 5 Battery voltage not applied 10 kΩ or higher
      3 - 5 Battery voltage applied to terminals 1 and 2 Below 1 Ω

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

  3. INSPECT F/PMP RELAY 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 3: Identifying F/PMP Relay
      GTY274977Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard Resistance

      Tester Connection Condition Specified Condition
      3 - 4 Battery voltage not applied Below 1 Ω
      3 - 5 Battery voltage not applied 10 kΩ or higher
      3 - 4 Battery voltage applied to terminals 1 and 2 10 kΩ or higher
      3 - 5 Battery voltage applied to terminals 1 and 2 Below 1 Ω

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

  4. INSPECT IG2 RELAY (w/ Smart Key System) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 4: Inspecting Battery Blower Terminal Relays
      GTY298943Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard Resistance

      Tester Connection Condition Specified Condition
      3 - 5 Battery voltage not applied 10 kΩ or higher
      3 - 5 Battery voltage applied to terminals 1 and 2 Below 1 Ω

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

  5. INSPECT AIR FUEL RATIO SENSOR HEATER RELAY 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 5: Inspecting Battery Blower Terminal Relays
      GTY298943Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard Resistance

      Tester Connection Condition Specified Condition
      3 - 5 Battery voltage not applied 10 kΩ or higher
      3 - 5 Battery voltage applied to terminals 1 and 2 Below 1 Ω

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

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