Suzuki drz 400 2002 Service Manual

4-12 FUEL AND LUBRICATION SYSTEM
REASSEMBLY
Reassemble the carburetor in the reverse order of disassembly.
Pay special attention to the following pOints:
PILOT SCREW
•
After cleaning, install the pilot screw CD to the original setting
by turning the screw in until it lightly seats, and then backing it
out the same number of turns cOlintArl rlilrino disassembly.
CD Pilot s crew
® Carburetor body
[ ACAUTION j
Replace the removed O-ring with a new one .
THROTTLE
POSITION SENSOR INSTALLATION
In stall the throttle position sensor as described below.
•
Measure the resistance @ between the throttle position sen-
sor terminals as shown
in the illustration.
~ Throttle positiOn sensor resistance @: 3.5 - 6.5 IUl
•
Measure the resistance @ between the throttle position sen-
sor terminals ac chown in the illustration.
• Fully open the throttle valve with the throttle lever.
•
Adjust the throttle position sensor's angle until resistance @
is 78 % of resistance @ .
For example: When @ is 5 1Ul , @ should be 3.9 1Ul .
•
When th e resistance @ is within specification, tighten the
throttle position sensor mounting screws.
REMOUNTING
Remount the carburetor assembly in the reverse order of re-
moval. After the carburetor assembly has been remounted onto
the engine perform the following adjustments:
* Throttle cable play ................................................ c::::r 2-13
* Engine idle speed ................................................. c::::r 2-14
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Suzuki drz 400 2002 Specifications

General

Displacement	398 cc
Bore x Stroke	90.0 mm x 62.6 mm
Compression Ratio	11.3:1
Cooling System	Liquid-cooled
Fuel System	Mikuni BSR36 carburetor
Starter	Electric
Transmission	5-speed constant mesh
Final Drive	Chain
Front Suspension	Telescopic, coil spring, oil damped
Rear Suspension	Link type, coil spring, oil damped
Front Tire	80/100-21
Seat Height	935 mm (36.8 in)
Ground Clearance	300 mm (11.8 in)
Wheelbase	1, 485 mm (58.5 in)
Dry Weight	119 kg (262 lbs)
Engine Type	4-stroke, single cylinder, DOHC
Ignition	CDI
Front Brakes	Disc
Rear Brakes	Disc
Rear Tire	120/90-18
Fuel Capacity	10.0 L (2.6 US gal)