Complete digital official shop manual contains service, maintenance, and troubleshooting information for the 2008-2013 BMW 128i (E82/E88 Series). Diagnostic and repair procedures are covered in great detail to repair, maintain, rebuild, refurbish or restore your vehicle like a professional mechanic in local service/repair workshop. This cost-effective quality manual is 100% complete and intact as should be without any missing pages. It is the same factory shop manual used by dealers that guaranteed to be fully functional to save your precious time.
This manual for 2008-2013 BMW 128i (E82/E88 Series) is divided into different sections. Each section covers a specific component or system and, in addition to the standard service procedures, includes disassembling, inspecting, and assembling instructions. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. It is in the cross-platform PDF document format so that it works like a charm on all kinds of devices. You do not need to be skilled with a computer to use the manual.
EXCERPT:
2013 BMW 128i – ENGINE Engine – Repair Instructions – 128i
CRANKSHAFT WITH BEARING
11 21 500 REPLACING CRANKSHAFT (N51)
Special tools required:
For the following special tools, refer to MAINTENANCE AND GENERAL INFORMATION – SPECIAL TOOLS — 128I .
00 2 510
00 9 120 .
For the following special tools, refer to ENGINE – SPECIAL TOOLS (N51) .
11 4 370
11 4 440
11 9 360
IMPORTANT: Aluminum-magnesium materials. No steel screws/bolts may be used due to the threat of electrochemical corrosion. A magnesium crankcase requires aluminum screws/bolts exclusively. Aluminum screws/bolts must be replaced each time they are released . Aluminum screws/bolts are permitted with and without color coding (blue). For reliable identification: Aluminum screws/bolts are not magnetic . Jointing torque and angle of rotation must be observed without fail (risk of damage).
Necessary preliminary tasks:
Remove engine . See 11 00 050 REMOVING AND INSTALLING ENGINE (N51).
Mount engine on assembly stand . See MOUNTING ENGINE ON ASSEMBLY STAND (N51).
Remove vibration damper . See 11 23 010 REMOVING AND INSTALLING OR REPLACING
VIBRATION DAMPER (M51)
Removing oil sump . See 11 13 000 REMOVING AND INSTALLING, SEALING OR REPLACING OIL SUMP (N51).
Remove oil pump . See 11 41 000 REMOVING AND INSTALLING OIL PUMP (N51).
Remove oil pump/vacuum pump chain module . See 11 41 010 REMOVING AND
INSTALLING/REPLACING CHAIN MODULE FOR OIL PUMP/VACUUM PUMP (N51).
Remove timing chain module . See 11 31 051 REPLACING TIMING CHAIN (N51).
Release screws (1).
Tightening torque: 11 13 5AZ .
Installation:
Replace aluminum screws.
Remove oil deflector (2).
Fig. 104: Identifying Oil Deflector With Screws
Release screws (1).
Tightening torque: 11 11 2AZ .
Unfasten screws (2).
Tightening torque: 11 11 3AZ .
Installation:
Replace aluminum screws.
Fig. 105: Identifying Aluminum Screws
Release screws (1).
Tightening torque: 11 11 2AZ .
Unfasten screws (2).
Tightening torque: 11 11 4AZ .
Installation:
Replace aluminum screws.
Release steel screws (1 to 14) from outside inwards.
Tightening torque: 11 11 1AZ .
Fig. 106: Steel Screws Removing Order
Release screws (1).
Tightening torque 11 11 3AZ .
Installation:
Replace aluminum screws.
Remove crankcase lower section in upward direction.
Fig. 107: Identifying Screws
Remove crankshaft (1) in direction of arrow.
IMPORTANT: Remove crankshaft with aid of a second person. Weight of crankshaft approx. 25 kg.
Remove main bearing shells , replace if necessary.
Fig. 108: Removing Crankshaft
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