Jaguar XJ (X350). Manual — part 442

9 . Disconnect the brake booster vacumn pipe.

10 . Disconnect the secondary air injection (AIR) vacuum line.

11 . Remove the positive crankcase ventilation (PCV) valve.

12 . Disconnect the throttle body electrical connector.

13 . Disconnect the evaporative emission vent hose.

14

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WARNING: When relieving cooling system pressure, cover the expansion tank cap

with a thick cloth to prevent the possibility of scalding. Failure to follow these instructions

may result in personal injury.

Remove the coolant expansion tank cap.

15 . NOTE:

Cap the coolant hose to minimize coolant loss.

Disconnect the throttle body coolant hose.

16 . Disconnect the engine cooolant temperature (ECT) sensor electrical connector.

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17 . Disconnect the evaporative emission cannister purge valve electrical connector.

18 . Detach the knock sensor (KS) electrical connector.

19 . Reposition the engine cover left-hand bracket.

20 . Disconnect the KS electrical connector.

21 . NOTE:

Left-hand shown, right-hand similar.

Remove the on-plug coil covers.

22 . NOTE:

Right-hand shown, left-hand similar.

Detach the engine wiring harness.

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