Yamaha XT660R S Service Manual

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CHK
ADJ
ADJUSTING THE EXHAUST GAS VOLUME
EAS00869
ADJUSTING THE EXHAUST GAS VOLUME
NOTE:
_
Be sure to set the CO density level to stan-
dard, and then adjust the exhaust gas volume.
1. Turn the main switch to “OFF” and set the
engine stop switch to “”.
2. Simultaneously press and hold the
“SELECT” and “RESET” buttons, turn the
main switch to “ON”, and continue to press
the buttons for 8 seconds or more.
NOTE:
_
“dIAG” appears on the odometer/fuel reserve
tripmeter/tripmeter 2 LCD.
3. Press the “SELECT” button to select the CO
adjustment mode “Co” or the diagnostic
mode “dIAG”.
4. After selecting “Co”, simultaneously press
the “SELECT” and “RESET” buttons for 2
seconds or more to execute the selection.
NOTE:
_
• The tachometer mode is executed and it is
displayed on the tripmeter 1 LCD.
•“C1” appears on the odometer/fuel reserve
tripmeter/tripmeter 2 LCD.
5. Press the “SELECT” and “RESET” buttons
to change the CO adjustment volume.
NOTE:
_
The CO adjustment volume appears on the
odometer/fuel reserve tripmeter/tripmeter 2
LCD.
• To decrease the CO adjustment volume,
press the “RESET” button.
• To increase the CO adjustment volume,
press the “SELECT” button.
6. Release the switch to execute the selection.
7. Turn the main switch to “OFF” to cancel the
mode.

Yamaha XT660R S Specifications

General

Displacement	660 cc
Bore x Stroke	100.0 mm x 84.0 mm
Compression Ratio	10.0:1
Fuel System	Fuel Injection
Ignition System	TCI
Starter System	Electric
Transmission System	5-speed
Final Drive	Chain
Front Suspension System	Telescopic forks
Front Tyre	90/90-21 M/C 54S
Rear Tyre	130/80-17 M/C 65S
Overall Width	865 mm
Overall Height	1, 230 mm
Seat Height	865 mm
Wheelbase	1, 505 mm
Wet Weight	181 kg
Fuel Tank Capacity	15 litres
Oil Tank Capacity	2.9 litres
Engine Type	Liquid-cooled, 4-stroke, single cylinder, SOHC
Maximum Power	48hp (35kW) @ 6, 000rpm
Frame	Steel diamond
Rear Suspension System	Swingarm, (link suspension)
Front Brake	Single 298mm disc, 2-piston caliper
Rear Brake	Single Disc, 245 mm