Jaguar XJ (X350). Manual — part 462

Timing Drive Components - VIN Range:
G00442->G45703 (12.65.13)

Special Service Tools

Camshaft setting tool

303-530

Timing chain tensioning tool

303-532

Crankshaft setting tool

303-645

Removal

All vehicles

1

.

Remove the engine front cover.

For additional information, refer to Engine Front Cover - VIN Range: G00442->G45703

(12.65.01)

2 . Remove the spark plugs.

3 . Remove the air deflector.

For additional information, refer to Air Deflector (76.11.41)

4 . Disconnect the crankshaft position sensor electrical connector.

5 . Remove the crankshaft position sensor.

6

.

CAUTION: Make sure the spark plugs are removed to enable the engine to rotate

freely.

CAUTION: Do not rotate the crankshaft counterclockwise. The timing chains may

bind causing engine damage.

CAUTION: Rotate the crankshaft clockwise to position the engine to top dead center

(TDC) No. 1 cylinder

Install the special tool 303-645.

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Vehicles without supercharger

7 . Remove the right-hand variable camshaft timing oil control unit housing.

Remove and discard the O-ring seals.

8 . Remove the left-hand variable camshaft timing oil control unit housing.

Remove and discard the O-ring seals.

All vehicles

9 . Install the special tool to the left-hand cylinder head.

10 . Install the special tool to the right-hand cylinder head.

11 . Remove the primary timing chain tensioner assembly.

12 . Remove the primary timing chain tensioner guide.

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