BMW X5 Owners & Service Manuals

BMW X5: Checking Timing Of Camshaft(s) (N52K)

Special tools required:

Necessary preliminary tasks:

Remove fastener (1) in direction of arrow.


Install fastener (1) with bore facing outwards.

Fig. 156: Fastener

Rotate crankshaft at central bolt into TDC position.

Slide special tool 11 0 300 in direction of arrow into special tool bore and secure crankshaft.

IMPORTANT: On vehicles with optional extra SA205 (automatic transmission), there is a large bore for the TDC position shortly before the special tool bore. This bore can be confused with the special tool bore.

If the flywheel is secured in the correct special tool bore with special tool 11 0 300 , the engine can no longer be moved at the central bolt.

Fig. 157: Securing Crankshaft Using Special Tool (11 0 300)

With 1st cylinder in firing TDC position, cams of inlet camshaft (1) at 1st cylinder point upwards at an angle.

Fig. 158: Inlet Camshaft

The timings are correct when the part numbers (2) on the inlet and exhaust camshafts (1) point upwards.

Fig. 159: Part Numbers On Inlet And Exhaust Camshafts

With 1st cylinder in firing TDC position, cams of exhaust camshaft (3) at 6th cylinder point downwards at an angle.

Cam follower (1) is not actuated.

NOTE: When the engine is installed, the position of the exhaust camshaft (3) for the timing can only be checked with a mirror.

Fig. 160: Exhaust Camshaft And Cam Follower

Secure special tool 11 4 283 to cylinder head with bolts (1).

NOTE: Fit special tool 11 4 282 underneath on side of inlet camshaft.

Mount special tool 11 4 281 on inlet and exhaust camshafts.

Fig. 161: Cylinder Head Bolts And Special Tools (11 4 282) And (11 4 281)

If necessary, adjust valve timing.

Assemble engine.


 Removing And Installing/Replacing Inlet Camshaft (N52K)

Special tools required: 11 4 281 11 4 481 IMPORTANT: Aluminium screws/bolts must be replaced each time they are released. The end faces of aluminium screws/bolts are painted blue for the purpose

 Removing And Installing/Replacing Exhaust Camshaft (N52K)

Special tools required: 00 9 120 11 4 350 11 4 461 11 4 462 11 4 463 11 9 000 IMPORTANT: It is absolutely essential to follow an exact procedure for removing and installing the exhaust camsha

 Replacing Timing Chain (N52K)

Special tools required: 00 9 140 11 0 300 11 4 280 11 4 281 11 4 282 11 4 283 11 4 360 11 4 362 11 5 200 11 9 280 Necessary preliminary tasks: Remove cylinder head cover Remove all spar


 Alternator With Drive

REPLACING ALTERNATOR BELT PULLEY Special tools required: 12 7 110. Remove and install alternator drive belt. Depending on alternator type, grip shaft with: hexagon socket multi-tooth socket or Torx socket wrench Release nut with special tool 12 7 110. Installation: Tightening torque, 12 31

 Runflat tires

Principle Run-flat tires permit continued driving under restricted conditions even in the event of a complete tire pressure loss. General information The wheels consist of tires that are self-supporting, to a limited degree, and possibly special rims. The reinforcement of the sidewall allows the ti

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