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Home >> Lexus >> 2007 >> LX 470 V8-4.7L (2UZ-FE) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Sensors and Switches - Computers and Control Systems >> Coolant Temperature Sensor/Switch (For Computer) >> Service and Repair
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Coolant Temperature Sensor/Switch (For Computer): Service and Repair

REMOVAL

1. 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.

2. DRAIN ENGINE COOLANT
3. REMOVE V-BANK COVER SUB-ASSEMBLY
4. REMOVE INTAKE AIR CONNECTOR PIPE
5. REMOVE THROTTLE BODY




6. REMOVE ENGINE COOLANT TEMPERATURE SENSOR
a. Disconnect the sensor connector.
b. Remove the sensor.
c. Remove the gasket from the sensor.

INSTALLATION




1. INSTALL ENGINE COOLANT TEMPERATURE SENSOR
a. Install a new gasket to the sensor.
b. Install the sensor.

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

c. Connect the sensor connector.

2. INSTALL THROTTLE BODY
3. INSTALL INTAKE AIR CONNECTOR PIPE
4. INSTALL V-BANK COVER SUB-ASSEMBLY
5. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

6. PERFORM INITIALIZATION
a. Perform initialization.

NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.

7. ADD ENGINE COOLANT
8. CHECK FOR ENGINE COOLANT LEAKS
a. Check for engine coolant leaks.
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