audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

All Technical Service Bulletins for Compression Check:|010809|Page 7569 > < All Technical Service Bulletins for Compression Check:|010809|Page 7567
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On rear of left cylinder head, disconnect electrical harness connector -  3 - for fuel injectors.

‹› Ignore - 1 -, - 2 - and - arrow  -.

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On rear of right cylinder head, disconnect electrical harness connector -  1 - for fuel injectors.

‹› Disregard - arrow -.

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Using Spark Plug Removal Tool (3122 B), remove spark plugs.

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Check compression using Compression Tester (V.A.G 1763).

‹› Using tester => operating instructions.

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Have a second technician press accelerator pedal completely and at the same time operate starter long enough until pressure increase no longer
appears on tester.

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Repeat procedure on each cylinder.

Assembly is in reverse order of removal, note the following:

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Install spark plugs. 

All Technical Service Bulletins for Compression Check:|010809|Page 7569 > < All Technical Service Bulletins for Compression Check:|010809|Page 7567