Suzuki Samurai 1986, Service Manual

Page: 41 / 482

2-1. ENGINE
Cond it ion
Poor starting
(Hard starting)
Possible cause
Starter will not run
1. Main
fuse blown off
2. Contact not closing in main switch, or this
switch open-circuited
3. Run-down battery
4. Defective magnetic switch of starter
5. Loose battery terminal connection
6. Defective brushes in starter
7. Loose battery cord connection
8. Open in field or armature circuit of starter
.
Correction
Replace
Repair or replace
Recharge
Replace
Clean and retighten
Replace
Retighten
Repair or replace
No sparking
1. Defective spark plug
Adjust gap, or replace
2. High tension cord short-circuited (grounded)
Repair or replace
3. Cracked rotor or cap in distributor
Replace
4. Defective signal generator or ignitor
Replace
5. Maladjusted signal rotor air gap.
Adjust
6. Contact not closing positively in main switch,
Replace
or this switch open-circuited
7. Loose or blown fuse
Set right or replace
8. Improper ignition timing
Adjust
9. Defective ignition coil.
Replace
Faulty intake and exhaust systems
1. Carburetor out of adjustment
2. Fuel pump not discharging adequately
3. Clogged fuel filter
4. Defective choke mechanism
5. Loose intake manifold
6. Dirty and clogged carburetor
7. Float level out of adjustment
8. Clogged fuel hose or pipe
9. Not enough fuel in the tank
10. Malfunctioning fuel cut solenoid valve
Adjust
Replace
Clean, or replace
Repair or replace
Retighten
Disassemble and clean
Adjust
Clean or replace
Refill
Check solenoid valve for
proper operation and
replace if necessary
Abnormal engine internal condition
1. Ruptured cylinder head gasket
2. Improper valve clearance
3. Weakened or broken valve spring
4. Loose manifold, permitting air to be
drawn in
5. Worn pistons, rings or cylinders
Replace
Adjust
Replace
Retighten and, as
sary, replace gasket
Replace worn rings and
pistons and rebore as
necessary
2-2