9-3 (9440) V6-2.8L Turbo (2008)
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 the Spark plugs.
3. Remove relay no. 8 in the under hood electrical center 342.