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Home >> Audi >> 1994 >> V8 Quattro V8-4.2L (ABH) >> Repair and Diagnosis >> Powertrain Management >> Tune-up and Engine Performance Checks >> Compression Check >> Specifications
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Compression Check: Specifications

Compression pressures:
New: 9-14 bar (131-203 psi).
Wear limit: 7.5 bar (109 psi).
Maximum difference between cylinders: 3 bar (44 psi).

NOTE:
Oil temperature above 86°F and throttle plate completely open.
If the test values are not within the specifications, recheck compression pressure after a test drive.