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Home >> Lexus >> 2007 >> RX 400h AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 367 (Engine Control (Service Information)) >> Knock Sensor >> Removal >> Removal
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Knock Sensor: Removal: Removal

WARNING: This page is about a different car, the 2009 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
  1. DISCHARGE FUEL SYSTEM PRESSURE 
    1. Discharge fuel system pressure. Refer to PRECAUTION .
  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    WARNING:

    Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.

    NOTE:

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected. Refer to INITIALIZATION .

  3. REMOVE INTAKE AIR SURGE TANK ASSEMBLY 
    1. Remove the intake air surge tank assembly. Refer to REMOVAL .
  4. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY  . Refer to REMOVAL - Step 11
  5. REMOVE NO. 2 ENGINE COVER SUB-ASSEMBLY LH  . Refer to REMOVAL - Step 12
  6. REMOVE NO. 4 FUEL PIPE SUB-ASSEMBLY  . Refer to REMOVAL - Step 13
  7. REMOVE CASE SEPARATOR 
    1. Disconnect the fuel pressure sensor connector.
      Fig 1: Identifying Fuel Pressure Sensor Connector
      GTY105299Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 4 bolts and case separator.
      Fig 2: Locating Case Separator & Bolts
      GTY102394Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE KNOCK CONTROL SENSOR 
    Fig 3: Locating Knock Control Sensor Connectors And Bolts
    GTY147488Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the 4 knock control sensor connectors.
    2. Remove the 4 bolts and 4 knock control sensors.
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