6A2-8 ENGINE MECHANICAL (M13 ENGINE)
Diagnosis
Diagnosis Table
Refer to “Engine and Emission Control System Check” in Section
6-2.
Compression Check
Check compression pressure on all 4 cylinders as follows:
1) Warm up engine to normal operating temperature.
2) Stop engine after warming up.
3) Disconnect ignition coil couplers (1).
4) Remove ignition coil assemblies (2) with high-tension cord
(3).
5) Remove all spark plugs.
6) Disconnect fuel injector wires (4) at the coupler.
7) Install special tools (compression gauge) into spark plug
hole.
Special tool
(A): 09915-64512
(B): 09915-64530
(C): 09915-67010
8) Disengage clutch (1) (to lighten starting load on engine) for
M/T vehicle, and depress accelerator pedal (2) all the way to
make throttle fully open.
9) Crank engine with fully charged battery, and read the highest
pressure on compression gauge.
NOTE:
After warming up engine, place transaxle gear shift lever
in “Neutral” (shift selector lever to “P” range for A/T
model), and set parking brake and block drive wheels.
(A)
(C)
(B)
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