Suzuki DF 50 Service Manual

2-21 PERIODIC MAINTENANCE
FUEL MIXTURE CHECK (O
2
FEEDBACK)
Perform every 2 years.
B
Before performing a fuel mixture check (O
2
feedback),
the outboard motor must be checked to be sure that
it is free of any trouble codes or operational prob-
lems.
NOTE:
See “O
2
FEEDBACK SYSTEM” section on page 3-32 before
starting O
2
feedback operation.
There are two methods available for performing the O
2
feed-
back operation :
(a) Using a personal computer and the Suzuki Diagnostic Sys-
tem software.
(Suzuki recommends using this method as it is possible to
monitor the feedback condition.)
(b) Using the diagnostic harness without a personal computer.
Refer to the “ Suzuki Diagnostic System operation manual” for
the “a” method procedure.
The “b” method procedure is as follows :
A
To prevent any sudden boat movement, the boat must
be securely moored to the dock while the test wheel
equipped engine is running in gear during the feed-
back test procedure.
1. Remove propeller and install a test wheel.
09914-79410 : Test wheel
zz
zz
z

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.)