Suzuki Boulevard M50 User Manual

5-14 FI SYSTEM
FI SYSTEM WIRING DIAGRAM
Intake air pressure sensor (IAPS) Front Intake air pressure sensor (IAPS) Rear
Engine coolant temperature sensor (ECTS) Intake air temperature sensor (IATS)
Tip-over sensor (TOS)
ECM
Heated oxygen sensor (HO2S)
Fuel pump
Fuel injector (FI)
#1 #2
Ignition coil (IG COIL) PAIR control solenoid valve
Secondary throttle position sensor (STPS)
Clutch lever position switch
Starter motor
Starter relay
10 A 10 A 30 A 15 A
Side-stand switch
Side-stand relay
Engine stop switch
Starter switch
Fuel pump relay
Ignition switch
Neutral indicator light
Gear position switch
N
51
4
3
2
Crankshaft position sensor (CKPS)
Throttle position sensor (TPS)
Secondary throttle valve actuator (STVA)
#1 #2
Speedometer
R/Bl
Gr/B
Gr/W
Y/B
Y
O/Y
O/G (E-02, 19, 24) O/W (E-03, 28, 33)
W
B/Y
Br/B
Bl
P
Y/G
Y/B B/W
B/W B/W
P/W
B/Lg
B
G
B/G
G/Y
Br
R
Bl/B
G/B
G/W
B/Bl
Dg
B/Br
Br/W
O/G (E-02, 19, 24) O/W (E-03, 28, 33)
W/B
W/Bl
B/Br
Y/W
R
B/Br
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)