Jaguar XJ (X350). Manual — part 361

51 . Install the right-hand timing chain outer guide.

52

.

CAUTION: Use suitable protective covers on the vice jaws to protect the timing

chain tensioner.

Secure the right-hand timing chain tensioner in the vice jaws.

53

.

CAUTION: During timing chain tensioner compression, do not release the ratchet

stem until the timing chain tensioner piston is fully bottomed in its bore or damage to the

ratchet stem will result.

Using a suitable tool, hold the right-hand timing chain tensioner ratchet lock mechanism

away from the ratchet stem.

54

.

NOTE:

The timing chain tensioner piston should retract with minimal force. If binding occurs,

reposition the timing chain tensioner to eliminate side loading.

Slowly compress the right-hand timing chain tensioner.

55

.

NOTE:

The retaining tool must remain in the timing chain tensioner until the timing chain

tensioner is installed to the engine with the piston bottomed in the bore.

Using a suitable tool, retain the right-hand timing chain tensioner piston.

56 . Install the right-hand timing chain tensioner.

•

Tighten to 25 Nm.

57 . Release the tension in the right-hand timing chain tensioner.

•

Remove the retaining tool.

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58

.

CAUTION: Make sure the right-hand timing chain alignment marks have remained

correctly positioned to the camshaft sprocket and crankshaft sprocket alignment marks.

Make sure all the timing chain alignment marks are in the positions shown.

59

.

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

bind causing engine damage.

Install the crankshaft pulley retaining bolt and washer.

60

.

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

bind causing engine damage.

Check the engine valve timing is correctly set.

•

Rotate the crankshaft two complete turns clockwise. Make sure the alignment marks

on the camshaft sprockets are in the positions shown when the crankshaft keyway is at

the 11 O'clock position.

61

.

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

bind causing engine damage.

Remove the crankshaft pulley retaining bolt and washer.

62

.

NOTE:

Make sure the CKP sensor pulse wheel is correctly installed with the teeth pointing

outwards.

Install the CKP sensor pulse wheel.

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