Suzuki Boulevard M50 User Manual

ELECTRICAL SYSTEM 9-1
9
CONTENTS
ELECTRICAL SYSTEM
CAUTIONS IN SERVICING ..........................................................................9- 3
CONNECTOR..........................................................................................9- 3
COUPLER ...............................................................................................9- 3
CLAMP ....................................................................................................9- 3
FUSE .......................................................................................................9- 3
SEMI-CONDUCTOR EQUIPPED PART .................................................9- 4
BATTERY ................................................................................................9- 4
CONNECTING THE BATTERY...............................................................9- 4
WIRING PROCEDURE............................................................................9- 4
USING THE MULTI-CIRCUIT TESTER ..................................................9- 5
LOCATION OF ELECTRICAL COMPONENTS ...........................................9- 6
CHARGING SYSTEM ...................................................................................9- 8
TROUBLESHOOTING ............................................................................9- 8
INSPECTION ...........................................................................................9- 9
STARTER SYSTEM AND SIDE-STAND/IGNITION INTERLOCK
SYSTEM ........................................................................................................9-12
TROUBLESHOOTING ............................................................................9-12
STARTER MOTOR REMOVAL AND DISASSEMBLY...........................9-14
STARTER MOTOR INSPECTION...........................................................9-15
STARTER MOTOR REASSEMBLY........................................................9-15
STARTER RELAY INSPECTION............................................................9-16
SIDE STAND/IGNITION INTERLOCK SYSTEM PARTS
INSPECTION ...........................................................................................9-17
IGNITION SYSTEM .......................................................................................9-20
TROUBLESHOOTING ............................................................................9-20
INSPECTION ...........................................................................................9-22
SPEEDOMETER AND PILOT LAMP BOX ..................................................9-25
DESCRIPTION ........................................................................................9-25
SPEEDOMETER REMOVAL AND DISASSEMBLY...............................9-26
PILOT LAMP BOX REMOVAL AND DISASSEMBLY............................9-28
INSPECTION ...........................................................................................9-29
LAMPS ..........................................................................................................9-33
HEADLIGHT, BRAKE LIGHT/TAILLIGHT, LICENSE PLATE LIGHT
AND TURN SIGNAL LIGHT....................................................................9-33
RELAYS ........................................................................................................9-35
TURN SIGNAL/SIDE-STAND RELAY ....................................................9-35
STARTER RELAY...................................................................................9-35
FUEL PUMP RELAY ...............................................................................9-35
SAMPLE

Suzuki Boulevard M50 Specifications

General

Compression Ratio	9.4:1
Fuel System	Fuel injection
Ignition	Electronic ignition (transistorized)
Transmission	5-speed constant mesh
Final Drive	Shaft drive
Front Suspension	Inverted telescopic, coil spring, oil damped
Front Tire	130/90-16M/C 67H, tubeless
Rear Tire	170/80-15M/C 77H, tubeless
Ground Clearance	140 mm (5.5 in)
Seat Height	700 mm (27.6 in)
Engine Type	4-stroke, liquid-cooled, V-twin
Bore x Stroke	83.0 mm x 74.4 mm
Rear Suspension	coil spring, oil damped
Front Brakes	Single hydraulic disc
Rear Brakes	Drum
Fuel Tank Capacity	15.5 L (4.1 US gal)
Wheelbase	1, 655 mm (65.2 in)