6) Upon completion of check and adjustment, install cyl-
inder valve cover and torque bolts to specification.
Tightening torque for cylinder
head cover bolts
Engine OIl
Refer to SECTION 1 of this manual.
Engine Oil Filter
For removal and installation of filter, refer to SECTION
1 of this manual.
Engine Coolant
This subject is covered in SECTION 7, Engine Cooling
System.
Exhaust System
Inspect each exhaust pipe connection for tightness, and
examine muffler and other parts for evidence of break-
age and leakage of gases. Repair or replace defective
parts, if any.
Compression Pressure Measurement
Check compressin pressure on all three cylinders as fol-
lows:
1) Warm up engine.
2) Stop engine after warming up.
3) Remove all spark plugs and disconnect high tension
coil wire from ignition coil.
4) Install compression gauge (special tool) into spark
plug hole.
5) Depress accelerator pedal all the way to make throttle
open fully.
9–12 N–m
6) Crank engine with fully charged battery, and read the
0.9–1.2 kg–m
highest pressure on compression gauge.
7.0–8.5 lb–ft
between any two cylin-
7) Carry out steps 4) through 6) on each cylinder to obtain
readings.
NOTE:
Compression pressure value is measured by using
compression gauge (Special tool).
Oil Pump Discharge Pressure Measurement
Compression pressure
12.5 kg/cm2 (177.8 psi)/
Standard
9.5 kg/cm2 (135.1 psi)/
Limit
Max. difference
ders
400 RPM
400 RPM
1.0 kg/cm2 (14.2 psi)/
400 RPM
89
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