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Checking compression of all cylinders on engine BMW N63, N74, S63

11 00 039 

Attention!

High tension – mortal danger!
Interrupt power supply to ignition coils.

Necessary preliminary tasks:

Remove spark plugs

Disconnect the plug connection (1) to the injectors on the DME control unit (bank 1).
Graphic: N74O0

Disconnect the plug connection (1) to the injectors on the DME control unit (bank 2, if installed).

Unscrew tip (1) from special tool 11 0 222.

Attention!

Then check the Schrader valve that is now visible for secure seating.

Prepare special tool 11 0 222 in conjunction with 11 8 732 and 11 8 731.

Screw special tool 11 0 222 into special tool 11 8 731 to 10 Nm.

Attention!

Oil thread on special tool 11 8 731.

Connect special tool 2 410 242 to special tool 11 0 222 with the bayonet fitting.

Screw in the 100-bar sensor (1) on the special tool 2 410 242 hand-tight.

Connect 100-Bar sensor (1) with the Integrated Measurement Interface Box.

Screw special tool 11 0 222 by hand into the spark plug thread.

  1. Connect vehicle with diagnosis tester.
  2. Select service function “Check compression of all cylinders”.
  3. Observe diagnosis instructions.

Illustration: N74.

Note:

Always connect the IMIB (2) via the mains lead (1).
Vehicle with diagnosis
Connect 100-Bar sensor (1) with the Integrated Measurement Interface Box.
Observe diagnosis instructions.
Assemble engine.
Delete the fault memory.


Categories: 11 Engine
Tags: compressionn63n74s63
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