Service Manual

Starter Motor Troubleshooting Guide
TROUBLESHOOTING 8-7
1. Disconnect spark plug cap, and ground the cap
terminal.
2. Turn engine switch to “START” position and check
condition.
Engine may be cranked in this test. Do not touch any
rotating parts of engine and equipment during test.
disconnect negative (-) lead from battery as soon as
[STARTER DOES NOT ROTATE]
~rfj-“” ~~/~~
YES
0 Weak battery.
@Faulty leads or connection
(Solenoid to motor).
) @Faulty solenoid (switch)
(Main terminal in solenoid).
0 Faulty starter motor.
- Charge or replace
- Repair or replace
- Replace
- Repair or replace
[STARTER ROTATES BUT SLOW]
Is battery normal and well -
charged?
NO
- l Weak battery. Charge or replace
YES
l Faulty leads or connection
(Solenoid to motor).
Repair or replace
1 -1 l Faulty solenoid (switch)
(Main terminal in solenoid).
t
Replace
0 Faulty starter motor.
l Faulty engine.
Repair or replace
Repair or replace
[STARTER ROTATES BUT CAN NOT CRANK ENGINE]
Does pinion mesh with
NO
ring gear?
YES
7
m l Worn pinion or ring gear. - Replace
l incorrect starter alignment.
- Correct
I I I
-1 @Faulty clutch. 1
- Replace
[STARTER DOES NOT STOP IN ENGINE SWITCH “OFF”]
Can stop starter by engine
switch “OFF”?
YES
m *Faulty engine switch.
@Faulty solenoid (switch).
- Repair or replace
- Replace
Repair or replace