bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

3 RA Removing And Installing Or Replacing An Injector (N54, N53) > < 2 RA Removing And Installing Or Replacing A High-pressure Line (N54, N53)|Page 551
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Adhere to tightening sequence:

First tighten down nut (1) on injector.

Then tighten down nut (2) on high-pressure rail.

When tightening nut (1) on injector, grip hexagon head of injector
with wrench (3).

Tighten down nuts with special tool  37 1 151 .

Tightening torque 13 53 8AZ

.

Assemble engine.

Check fuel system for leaks.

Check function of DME.

RA  Removing and installing or replacing a high-pressure line (N54, N53)

BMW AG - TIS

12.02.2013  02:20

Issue status (12/2007) Valid only until next DVD is issued

Copyright

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3 RA Removing And Installing Or Replacing An Injector (N54, N53) > < 2 RA Removing And Installing Or Replacing A High-pressure Line (N54, N53)|Page 551