Suzuki Baleno Manual page 1545

6A3-6 ENGINE MECHANICAL (J18 TYPE ENGINE)
DIAGNOSIS
DIAGNOSIS TABLE
Refer to Section 6.
COMPRESSION CHECK
Check compression pressure on all 4 cylinders as follows:
1) Warm up engine.
2) Stop engine after warming up.
NOTE:
After warming up engine, place transmission gear shift le-
ver in "Neutral" and set parking brake and block drive
wheels.
3) Remove ignition coil cover.
4) Disconnect ignition coil couplers.
5) Disconnect ignition coils.
6) Remove all spark plugs.
7) Disconnect fuel injector wire harness at coupler.
1. Ignition coil
2. Spark plug
8) Install special tool (Compression gauge) into spark plug hole.
Special Tools
(A): 09915-64510-001
(B): 09915-64510-002
(C): 09915-64530
(D): 09915-67010
9) Disengage clutch (to lighten starting load on engine) for M/T ve-
hicle, and depress accelerator pedal all the way to make throttle
fully open.