Suzuki DF 50 Service Manual

3-5 ENGINE CONTROL SYSTEM
ECM CONNECTORS / TERMINALS LAYOUT
ECM CIRCUITS
TERMI-
NAL
WIRE
COLOR
CIRCUIT
A1 Bl No.2 Ignition (–)
A2 B Ground for power source
A3 G No.3 Ignition (–)
A4 O/B No.1 Fuel injector (–)
A5 O No.1 Ignition (–)
A6 B Ground for power source
A7 B/Y No.2 Fuel injector (–)
A8 R/W No.3 Fuel injector (–)
B1 B/W Fuel pump (–)
B2 P/B Ground for ECM main relay
B3 B Ground for ECM
B4 B/R IAC valve solenoid (–)
B5 Gr ECM power source
B6 B Ground for ECM
C1 Bl/R Emergency stop switch
C2 Y/B Tachometer
C3 G/W CHECK ENGINE lamp
C4 G/Y TEMP lamp
C5 P REV-LIMIT lamp
C6 Bl/B OIL lamp
C7 Bl/W Buzzer
C8 Br Neutral switch
C9 V/W Ex-manifold temperature sensor
C10 Bl/Y PC communication
C11 R/Y PC communication
C12 O Buzzer cancel
TERMI-
NAL
WIRE
COLOR
CIRCUIT
D1 B/W Ground for sensors
D2 R Power source for MAP sensor
D3 Lg/W Cylinder temperature sensor
D4 Bl Oil pressure switch
D5 B/G O
2
feed-back / PC communication
D6 Lg/B IAT sensor
D7 W MAP sensor
D8 Lg/R CTP switch
D9 G/Y PC communication
D10 — —
D11 Y/G Engine start switch (signal)
D12 O/Y PC communication
E1 R/W CKP sensor No.3
E2 O/G CMP sensor
E3 W/B CKP sensor No.2
E4 R/B CKP sensor No.1
A
BC D E

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.)