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Home › Lexus › 2011 › LS 600hL › Repair and Diagnosis › Engine Performance › Remove, Overhaul & Install › Engine Control System (Service Information) › Fuel Pump Relay › On-Vehicle Inspection › On-Vehicle Inspection

On-Vehicle Inspection

  1. REMOVE FUEL PUMP RELAY (F/PMP) 
    1. Remove the fuel pump relay from the engine room No. 2 relay block.
  2. INSPECT FUEL PUMP RELAY 
    Fig 1: Identifying Fuel Pump Relay
    GTY123760Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Measure the resistance according to the value(s) in the table below.

      Standard resistance

      Tester Connection Condition Specified Condition
      3 - 4 When no battery voltage is applied to terminals 1 and 2 Below 1 Ω
      3 - 4 When battery voltage is applied to terminals 1 and 2 10 kΩ or higher

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

  3. INSTALL FUEL PUMP RELAY 
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