air condition AUDI A6 2000 C5 / 2.G AEB ATW Engines Cylinder Head Remove And Install Workshop Manual

15-30

Compression, checking


Special tools and equipment

VAG1381 or VAG1763 compression tester
3122B spark plug removal tool

Test condition
Minimum engine oil temperature: 30 C (86
F)

Test procedure

- Remove engine covers.

- Switch ignition off and remove harness
connectors to ignition coils.

- Unbolt ignition coils (arrows).
- Remove all harness connectors to fuel injectors.
- Using 3122B spark plug removal tool, remove all spark plugs.
- Open throttle to Wide Open Throttle (WOT) position.
- Using VAG1381 or VAG1763 compression tester, test engine
compression.
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