9-3 (9440) L4-2.0L Turbo (2.0 HOT) (2003)
Compression Check: Testing and Inspection
Engine compression test
To remove
1. Man: Put the gear lever in neutral. Aut: Put the selector lever in position P. Remove the key from the ignition switch.
2. Remove relay no. 8 in the Underhood electrical centre 342.
3. Connect 83 93 886 Diagnostics cable, LH system to relay holder sleeves 87 and 30. Make sure that the switch is in the OFF position.
4. Remove the cover over the ignition coils, undo the ignition coils and move them aside.