Yamaha YZF-R1 2007 Service Manual

COOLING SYSTEM
8-27
EAS27320
TROUBLESHOOTING
NOTE:
• Before troubleshooting, remove the following part(s):
1Rider seat
2 Passenger seat
3 Fuel tank
4Side cowling
NG→
OK↓
NG→
OK↓
NG→
OK↓
NG→
OK↓
NG→
OK↓
NG→
OK↓
1 Check the fuses.
(Main, ignition and radiator fan
motor)
Refer to "CHECKING THE FUSES"
on page 8-89.
Replace the fuse(s).
2 Check the battery.
Refer to "CHECKING AND
CHARGING THE BATTERY" on
page 8-89.
• Clean the battery terminals.
• Recharge or replace the battery.
3 Check the main switch.
Refer to "CHECKING THE
SWITCHES" on page 8-85.
Replace the immobilizer unit.
4 Check the radiator fan motor.
Refer to "CHECKING THE RADIA-
TOR FAN MOTORS" on page 8-
100.
The radiator fan motor is faulty and
must be replaced.
5 Check the radiator fan motor relay.
Refer to "CHECKING THE
RELAYS" on page 8-92.
Replace the radiator fan motor relay.
6 Check the coolant temperature.
Refer to "CHECKING THE COOL-
ANT TEMPERATURE SENSOR"
on page 8-100.
Replace the coolant temperature sen-
sor.
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Yamaha YZF-R1 2007 Specifications

General

Bore x Stroke	77.0 mm x 53.6 mm
Compression Ratio	12.7:1
Fuel System	Fuel Injection
Ignition	TCI (Transistor Controlled Ignition)
Starter	Electric
Transmission	6-speed
Final Drive	Chain
Front Tire	120/70-ZR17
Rear Tire	190/50-ZR17
Seat Height	835 mm
Wheelbase	1, 415 mm
Minimum Ground Clearance	135 mm
Wet Weight	177 kg
Fuel Capacity	18 liters
Engine Type	Liquid-cooled, 4-stroke, DOHC, 4-valve, inline-four
Maximum Power	180 hp (134 kW) @ 12, 500 rpm
Maximum Torque	112.7 Nm @ 10, 000 rpm
Front Suspension	43mm
Rear Suspension	Single shock, fully adjustable
Front Brakes	Dual 310mm disc
Rear Brakes	220mm disc; single-piston caliper