BMW X5: Connecting Rod With Bearing
REPLACING ALL CONROD BEARINGS (N62/N62TU)
Special tools required:
- 00 2 590
- 00 9 120
- 11 2 110
(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).
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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.
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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.
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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.
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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.
- Remove plastic thread.
- Lubricate crankshaft and bearing shells.
- Install new conrod bolts.
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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.
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Fig. 160: Identifying Special Tool (00 9 120)
READ NEXT:
Piston With Ring And
REMOVING AND INSTALLING/REPLACING ALL PISTONS (N62TU)
Special tools required:
00 9 120
11 5 430
11 5 440
11 5 450
IMPORTANT: Re-install piston, conrod and bearing shells back in the
same positi
V-Ribbed Belt W. Tensioner
REPLACING ALTERNATOR DRIVE BELT (N62/N62TU)
Special tools required:
11 3 340
Necessary preliminary tasks:
Remove fan clutch with fan impeller (E65/66).
NOTE: If the drive belt is to be reused:
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SEE MORE:
Replacing Backrest Cover For Left Or Right Front Seat
(Normal/Semi-Electric)
Special tools required:
00 9 317.
52 0 050.
Necessary preliminary tasks:
Remove front seat.
Remove rear panel on front seat backrest.
Detach plug connection (1) by twisting from backrest frame.
Disconnect plug-in connection.
Fig. 12: Detaching Plug Connection
Release all retainers (1) on
Butt Connector For Repairing A Plug Connection
Special tools required:
61 0 300
61 9 040
IMPORTANT:
Identify cause of damage (e.g. sharp-edged body parts, faulty
electrical
loads, jammed mechanisms, corrosion caused by ingress of water, etc.).
Read out fault memory.
Eliminate cause of damage.
Disconnect battery negative terminal.
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