BMW X5 Owners & Service Manuals

BMW X5: Connecting Rod With Bearing

REPLACING ALL CONROD BEARINGS (N62/N62TU)

Special tools required:

(piston removed)

IMPORTANT: Note grinding stages on crankshaft.

The letter (1) denotes the crankshaft construction stage.

The numbers (2) denote the bearing shell classification for the relevant bearing position from 1 to 5 (main bearing cap).

Connecting Rod With Bearing
Fig. 155: Identifying Letter Crankshaft Construction Stage

Install new conrod bearing shells.

Insert one red and one blue bearing shell for each conrod.

Install piston.

Connecting Rod With Bearing
Fig. 156: Installing Conrod Bearing Shells

Check connecting-rod bearing clearance:

Piston in BDC position.

Fit special tool 00 2 590 (Plastigage Type PG 1) to the oil-free crankshaft.

Fit bearing caps so that pair numbers match up.

Connecting Rod With Bearing
Fig. 157: Locating Connecting-Rod Bearing Clearance

IMPORTANT: Do not distort conrods or crankshaft.

Use conrod bolts to check conrod bearing clearance.

Tighten down conrod bolts with special tool 00 9 120 or special tool 11 2 110.

Tightening torque 11 24 1AZ.

Connecting Rod With Bearing
Fig. 158: Identifying Special Tool (00 9 120)

Remove bearing cap and read off bearing play at width of flattened plastic thread with assistance of measurement scale.

Conrod bearing clearance.

Connecting Rod With Bearing
Fig. 159: Locating Conrod Bearing Clearance

Tighten down conrod bolts with special tool 00 9 120 or special tool 11 2 110.

Tightening torque 11 24 1AZ.

Connecting Rod With Bearing
Fig. 160: Identifying Special Tool (00 9 120)

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