Volvo Workshop Manuals
V70 GL L5-2.4L VIN 55 B5254S (1998)
Powertrain Management > Tune-up and Engine Performance Checks > Compression Check > System Information > Technical Service Bulletins > Compression Test - Amended > Page 2914
Disconnect fuel pump (FP) and ignition system by removing fuse 11B3.
Service switch 17/1 can not be used.
Preparations for measuring
Use a compression meter 999 9689-4 with extension sleeve 115 8540-3.
Measure compression with the engine at operating temperature
Press down accelerator pedal (AP) all the way.
Turn the ignition key to the starting position.
Measure compression in all cylinders.
Reinstall the spark plugs so the gasket is placed against the cylinder head. Torque tighten to 25 Nm (18.4 ft. lbs).
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