Audi AMB Service Manual page 458

ENGINE 1.8 Liter 4-Cyl. 5V Turbo Engine Mechanical, Engine Code(s): AMB
Fig. 170: Compression Tester VAG1381 Or VAG1763
Courtesy of VOLKSWAGEN UNITED STATES, INC.
Compression tester VAG1381 or VAG1763
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Requirements
Engine oil temperature at least 30 °C
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Battery voltage at least 12.7 V
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Work sequence
Fig. 171: Removing Engine Cover
Courtesy of VOLKSWAGEN UNITED STATES, INC.
Remove engine cover - arrows -.

Switch off ignition.
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2005 Audi A4 Quattro
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