Jaguar XJ (X350). Manual - part 1029

4 . Disconnect the engine coolant temperature (ECT) sensor electrical connector.

5 . Remove the ECT sensor.

1) Lift the locking tang.

2) Rotate the ECT sensor counterclockwise to remove.

Installation

1 . To install, reverse the removal procedure.

Fill the cooling system up to the MAX mark on the coolant expansion tank.

Exhaust Gas Temperature Sensor

Special Service Tools

Exhaust gas temperature sensor wrench

303-1184

Removal

1 . Remove the air deflector.

For additional information, refer to Air Deflector (76.11.41)

2 . Disconnect the exhaust gas temperature sensor electrical connector.

3 . Detach the exhaust gas temperature sensor wiring harness from the transmission.

4 . Remove the exhaust gas temperature sensor.

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Installation

CAUTION: Make sure the torque wrench setting procedure is followed correctly.

Failure to follow this instruction may result in damage to the vehicle.

Calculate the setting for the torque wrench.

Stage 1: Multiply the required torque by the effective length of the torque

wrench (1).

Stage 2: Add the effective length of the special tool (2) to the effective

length of the torque wrench.

Stage 3: Divide the total of stage 1 by the total of stage 2.

Stage 4: Set the torque wrench to the figure arrived at in stage 3.

CAUTION: Make sure the torque wrench setting procedure is followed correctly.

Failure to follow this instruction may result in damage to the vehicle.

Install the exhaust gas temperature sensor.

Tighten to 35 Nm.

3 . Attach the exhaust gas temperature sensor wiring harness to the transmission.

4 . Connect the exhaust gas temperature sensor electrical connector.

5 . Install the air deflector.

For additional information, refer to Air Deflector (76.11.41)

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