Troubleshooting - Suzuki DF 25 Service Manual

4-8 ELECTRICAL

TROUBLESHOOTING

NOTE:
Before troubleshooting the electric starter system, make sure of the following :
• Battery is fully charged.
• All cables / wires are securely connected.
• Shift is in "NEUTRAL" position.
Tiller handle model
Circuit check schematic
GND
To Rectifier & Regulator
Starter motor will not run.
Check for relay "click" sound when starter but-
ton depressed.
Is there "click" sound?
Measure voltage at terminal 2 with starter
button depressed. It must be above 12 V.
Is result OK?
Measure voltage at terminal 3 with starter
button depressed. It must be above 12 V.
Is result OK?
YES
Starter motor failure
Check starter motor.
(See page 4-16.)
Starter motor relay
+
-
1
W/R
Battery
Fuse
W/R
W
Y/G
YES
YES
NO
Sub cable failure
2
GND
Starter motor
Sub cable
3
GND
Neutral switch
Br
W/R
Measure voltage at
terminal 1. It must
be above 12V.
Is result OK?
YES
NO
Check 25A fuse and
fuse case.
(See page 4-4.)
Is result OK?
NO
YES
Check starter switch
function.
(See page 4-10.)
Is result OK?
YES
Check function of
neutral switch.
(See page 4-11.)
Is result OK?
YES
Starter motor relay
failure
Check starter motor
relay.
(See page 4-12.)
Starter motor
Starter switch
NO
Battery cable
failure
NO
25A fuse or
fuse case failure
NO
Starter switch
failure
NO
Neutral switch
failure