Suzuki DF 40 User Manual

5-2FUEL SYSTEM
FUEL PRESSURE RELIEF PROCEDURE
After making sure that engine is cold, relieve fuel pressure as
follows.
1. Turn OFF ignition switch.
2. Disconnect high pressure fuel pump lead wire connector at
high pressure fuel pump.
3. Disconnect the ignition coil primary lead wire connector from
all ignition coils.
4. Crank the engine 5 – 10 times (3 seconds each time) to
dissipate fuel pressure in lines.
5. Make sure fuel pressure has been removed by pinching high
pressure fuel hose with finger tips (line should feel soft with-
out pressure).
6. Upon completion of servicing, connect ignition coil primary
wire and fuel pump wire.

Suzuki DF 40 Specifications

General

Displacement	941 cc
Starting System	Electric
No. of Cylinders	3
Steering	Remote
Gear Ratio	2.27:1
Alternator Output	12V 19A
Engine Type	4-Stroke, DOHC
Maximum Output	40 hp
Fuel System	Multi-Point Sequential Electronic Fuel Injection
Shaft Length	S: 381 mm, L: 508 mm
Oil Capacity	2.7 L