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Home >> Lexus >> 2006 >> ES 330 V6-3.3L (3MZ-FE) >> Repair and Diagnosis >> Powertrain Management >> 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

REPLACEMENT

1. DISCONNECT ENGINE WIRE NO. 3 (BATTERY NEGATIVE TERMINAL)
2. REMOVE RADIATOR LOWER AIR DEFLECTOR
3. DRAIN ENGINE COOLANT
4. REMOVE ENGINE COOLANT TEMPERATURE SENSOR




a. Disconnect the engine coolant temperature sensor connector.
b. Using a deep socket wrench 19, remove the engine coolant temperature sensor and gasket.

5. INSTALL ENGINE COOLANT TEMPERATURE SENSOR
a. Using a deep socket wrench 19, install a new gasket and the engine coolant temperature sensor.

Torque: 20 N.m (200 kgf.cm, 14 ft.lbf)

b. Connect the engine coolant temperature sensor connector.

6. CONNECT ENGINE WIRE NO. 3 (BATTERY NEGATIVE TERMINAL)

Torque: 5.4 N.m (55 kgf.cm, 48 in.lbf)

7. ADD ENGINE COOLANT
8. CHECK FOR ENGINE COOLANT LEAKS
9. INSTALL RADIATOR LOWER AIR DEFLECTOR
10. SYSTEM INITIALIZATION