2012 Toyota Camry LEFACTORY OEM SERVICE PROCEDURE

Engine Coolant Temperature Sensor: Removal: Removal

  1. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH 
  2. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH 
  3. REMOVE ENGINE UNDER COVER LH 
  4. REMOVE ENGINE UNDER COVER RH 
  5. DRAIN ENGINE COOLANT  . Refer to REPLACEMENT - Step 1
  6. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY  . Refer to REMOVAL - Step 18
  7. REMOVE COOL AIR INTAKE DUCT SEAL  . Refer to REMOVAL - Step 1
  8. REMOVE INLET AIR CLEANER ASSEMBLY  . Refer to REMOVAL - Step 19
  9. REMOVE ENGINE COOLANT TEMPERATURE SENSOR 
    1. Disconnect the engine coolant temperature sensor connector.
      Fig 1: Identifying Engine Coolant Temperature Sensor
      GTY322183Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 bolts and disconnect the wire harness.
      Fig 2: Identifying Bolts
      GTY316142Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Using a 19 mm ball joint lock nut wrench, remove the engine coolant temperature sensor.
      Fig 3: Removing Engine Coolant Temperature Sensor
      GTY322202Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Ball Joint Lock Nut Wrench
      *2 Gasket
    4. Remove the gasket from the engine coolant temperature sensor.
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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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