Golf III L4-2.0L (ABA) (1995)
Compression Check: Testing and Inspection
Compression Pressure, Checking
Compression pressure, checking
- Engine oil temperature 30 C (86 F) minimum
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Disconnect ignition coil power output stage - N157-.
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Remove fuse 18 for Fuel Pump (FP) relay - J17-.
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Open throttle all the way.
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Check compression pressure with US1120.
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Operate starter until gauge shows no further pressure increase.
Compression pressure values
- New: ............................................................................................................................................................................................ 10-13 bar (145-189 psi)
- Wear limit: .............................................................................................................................................................................................. 7.5 bar (109 psi)
- Permissible difference between all cylinders: ............................................................................................................................................... 3 bar(44 psi)