2007 Lexus RX 350 FWDFACTORY OEM SERVICE PROCEDURE

Engine Coolant Temperature Sensor: Installation

  1. INSTALL ENGINE COOLANT TEMPERATURE SENSOR 
    1. Install the engine coolant temperature sensor.

      Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf) 

    2. Connect the engine coolant temperature sensor connector.
  2. INSTALL AIR CLEANER CASE SUB-ASSEMBLY  (See INSTALLATION )
  3. INSTALL AIR CLEANER CAP SUB-ASSEMBLY  (See INSTALLATION  )
  4. INSTALL NO. 1 AIR CLEANER INLET  (See INSTALLATION )
  5. INSTALL NO. 2 AIR CLEANER INLET  (See INSTALLATION )
  6. ADD ENGINE COOLANT  (See ON-VEHICLE INSPECTION )
  7. CHECK FOR ENGINE COOLANT LEAKS  (See ON-VEHICLE INSPECTION )
  8. INSTALL V-BANK COVER SUB-ASSEMBLY 
    Fig 1: Locating Engine Coolant Temperature Sensor With Connector
    G04973881Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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