LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2007 >> RX 400h AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 931 (Engine Control System - System And Component Testing) >> Knock Sensor >> Removal
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Knock Sensor: Removal

WARNING: This page is about a different car, the 2006 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
  1. DISCHARGE FUEL SYSTEM PRESSURE (See  ON-VEHICLE INSPECTION  ) 
  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
  3. DRAIN ENGINE COOLANT (See  COOLANT  ) 
  4. REMOVE V-BANK COVER SUB-ASSEMBLY (See  REMOVAL   ) 
  5. DISCONNECT FUEL RETURN HOSE (See  REMOVAL  ) 
  6. DISCONNECT FUEL MAIN HOSE (See  REMOVAL  ) 
  7. REMOVE INTAKE AIR CONNECTOR PIPE (See  REMOVAL   ) 
  8. REMOVE INTAKE MANIFOLD ASSEMBLY (See  REMOVAL  ) 
  9. REMOVE AIR PUMP ASSEMBLY (See  REMOVAL  ) 
  10. REMOVE KNOCK CONTROL SENSOR 
    1. Disconnect the 2 knock sensor connectors.
    2. Remove the nut and 2 knock sensors.
    Fig 1: Removing Knock Control Sensor
    G04435547Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002