Suzuki Samurai 1986, Service Manual

Page: 43 / 482

Condition
Possible cause
Correction
Not enough power Emission control
1. Malfunctioning EGR valve
Check and replace as
necessary.
Check and replace as
2. Malfunctioning bowl vent solenoid valve.
necessary.
Check and replace as
3. Malfunctioning high altitude switch.
necessary
Check nad replace as
4. Malfunctioning throttle position switch
(wide open switch)
necessary
Others
1.
Dragging brakes
2. Slipping clutch
.
Repair or replace
Adjust or replace
Engine hesitates
Abnormal condition in electrical systems
(Momentary lack of
1. Defective spark plug or plug gap out of Replace or adjust gap
response as the acceler-
ator
adjustment
is depressed. Can
2. Cracked rotor or cap in distributor,
Replace
occur at all car speeds. resulting in leakage
Usually most severe
3. Deteriorated ignition coil, or crack
Replace
when first trying to
resulting in leakage
make the car move, as
4. Leaky high-tension cords
Replace
from a stop sign.)
5. Ignition timing out of adjustment
Adjust as prescribed
Abnormal condition in fuel system
1. Improper adjustment of float level
2. Clogged carburetor jets
3. Malfunctioning accelerator pump
Adjust
Clean
Check and replace as
necessary
4. Inadequately discharging fuel pump
Replace
Abnormal condition in engine
1. Loss of compression pressure due to leaky
cylinder head gasket
Replace
2. Compression pressure too low because of
Replace and rebore as
worn pistons, rings, cylinders or burnt valves
necessary
Emission control
1. Malfunctioning bowl vent solenoid valve
Check and replace as
necessary
2. Malfunctioning throttle position switch
(wide open switch)
3. Malfunctionnig high altitude switch
4. Malfunctioning EGR valve
Check and replace as
necessary
Check and replace as
necessary
Check and replace as
necessary
5. Malfunctioning thermostatically controlled
air cleaner
Check and replace as
necessary
2-4