Suzuki DF 50 Service Manual

4-7 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.
Circuit check schematic
Check starter motor.
(See page 4-14.)
Sub cable
1
+-
3
Starter motor
GND
Ignition switch
Neutral switch
ST
BAT
GND
GND
Neutral
switch
30A Fuse
GND
GND
Battery
Starter motor relay
2
Starter motor will not run.
Check for relay “click” sound when turning
ignition switch to “START”.
Is there “click” sound?
Measure voltage at terminal2 with ignition
switch at “START”. It must be above 12 V.
Is result OK?
Measure voltage at terminal3 with ignition
switch at “START”. It must be above 12 V.
Is result OK?
Starter motor failure Sub cable failure
Measure voltage at
terminal1. It must be
above 12V.
Is result OK?
Check 30A fuse and
fuse case.
(See page 4-2.)
Is result OK?
Check ignition switch
function.
(See page 4-8.)
Is result OK?
Check function of
both neutral switches.
(See page 4-9.)
Is result OK?
Check starter motor
relay.
(See page 4-10.)
Starter motor relay
failure
Battery cable
failure
30A fuse or
fuse case failure
Ignition switch
failure
Neutral switch
failure
YES
YES
YES
NO
YES
YES
YES
NO
NO
NO
NO
NO
NO

Suzuki DF 50 Specifications

General

Engine Type	4-Stroke
Cylinders	3
Displacement	941 cc
Starting System	Electric
Steering	Remote
Engine Type Detail	DOHC 12-Valve
Maximum Output	50 HP
Ignition System	Digital CDI
Alternator	12V 19A
Gear Ratio	2.27:1
Exhaust	Through Prop Hub Exhaust
Trim Method	Power Trim and Tilt
Max Power	50 HP
Alternator Output	12V 19A
Fuel Delivery System	Sequential Multi Point Electronic Fuel Injection
Full Throttle Operating Range	5, 300 - 6, 300 rpm
Engine Oil Capacity	2.7 L
Full Throttle RPM Range	5300 - 6300 RPM
Oil Capacity	2.7 L
Bore x Stroke	72.5 x 76.0 mm (2.85 x 2.99 in.)