2007 Lexus GS 430FACTORY OEM SERVICE PROCEDURE

Engine Coolant Temperature Sensor: Installation

  1. INSTALL ENGINE COOLANT TEMPERATURE SENSOR 
    Fig 1: Identifying Sensor Connector
    G05291597Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Install a new gasket to the sensor.
    2. Install the sensor.

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

    3. Install a new gasket to the sensor.
  2. INSTALL INTAKE AIR CONNECTOR PIPE (See  INSTALLATION  ) 
  3. INSTALL NO. 1 AIR CLEANER INLET (See  CAMSHAFT POSITION SENSOR  ) 
  4. INSTALL ENGINE ROOM SIDE COVER RH (See  CAMSHAFT POSITION SENSOR  ) 
  5. INSTALL COOL AIR INTAKE DUCT SEAL (See  CAMSHAFT POSITION SENSOR  ) 
  6. INSTALL V-BANK COVER (See  CAMSHAFT POSITION SENSOR  ) 
  7. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 
  8. PERFORM INITIALIZATION 
    1. Perform initialization (see INITIALIZATION ).
      NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.
  9. ADD ENGINE COOLANT (See  COOLANT  ) 
  10. CHECK FOR ENGINE COOLANT LEAKS 
    1. Check for engine coolant leaks (see COOLING SYSTEM ).
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready ToolsCompare Repair QuoteQuote Shield Pro

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.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.