THROTTLE BODIES
7-17
b. Connect the pressure gauge “4” to the fuel
injector pressure adapter “1”.
c. Close the valve on the injector pressure
adapter.
d. Apply air pressure with the air compres-
sor.
e. Open the valve on the injector pressure
adapter until the specified pressure is
reached.
NOTICE
ECA17600
Never exceed the specified air pressure or
damage could occur.
f. Close the valve on the injector pressure
adapter.
g. Check that the specified air pressure is
held at least one minute.
Pressure drops
→
Check the pressure
gauge and adapter.
Check the seals and O-rings and then re-
install.
Out of specification
→
Replace the fuel in-
jectors.
EAS30482
CHECKING THE FUEL PRESSURE
1. Remove:
• Rider seat
Refer to “GENERAL CHASSIS (1)” on page
4-1.
• Fuel tank cover
Refer to “FUEL TANK” on page 7-1.
2. Check:
• Fuel pressure
a. Remove the fuel tank bolts and hold up the
fuel tank.
b. Disconnect the fuel hose “1” from the fuel
pump.
Refer to “FUEL TANK” on page 7-1.
WARNING
EWA17320
Cover fuel hose connections with a cloth
when disconnecting them. Residual pres-
sure in the fuel lines could cause fuel to
spurt out when removing the hose.
NOTICE
ECA17490
Be sure to disconnect the fuel hose by hand.
Do not forcefully disconnect the hose with
tools.
c. Connect the pressure gauge “2” and fuel
pressure adapter “3” to the fuel hose.
d. Start the engine.
Pressure gauge
90890-03153
Pressure gauge
YU-03153
Fuel injector pressure adapter
90890-03210
Fuel injector pressure adapter
YU-03210
Specified air pressure
490 kPa (5.0 kgf/cm², 71.1 psi)
G089041
Pressure gauge
90890-03153
Pressure gauge
YU-03153
Fuel pressure adapter
90890-03176
Fuel pressure adapter
YM-03176
1
2
3
Summary of Contents for YZF-R1 2020
Page 1: ...2020 SERVICE MANUAL YZF R1 YZF R1M YZF1000L YZF1000 YZF1000DL YZF1000D B3L 28197 20 ...
Page 2: ......
Page 6: ......
Page 8: ......
Page 38: ...SPECIAL TOOLS 1 29 ...
Page 55: ...TIGHTENING TORQUES 2 16 ...
Page 60: ...CABLE ROUTING 2 21 Frame rear right side view B A C D 2 1 2 3 4 5 6 7 ...
Page 82: ...CABLE ROUTING 2 43 Front brake hose left side view A 1 1 1 1 2 2 2 3 3 3 4 4 4 3 4 ...
Page 86: ...CABLE ROUTING 2 47 Fuel tank top and left side view A B 1 2 3 4 5 2 5 ...
Page 88: ...CABLE ROUTING 2 49 Canister A E 1 2 3 4 5 6 B B B C D 7 8 9 10 E F G H E 7 10 11 ...
Page 92: ...CABLE ROUTING 2 53 Air cut off valve right side view A B C C D E 1 2 2 3 3 3 4 4 5 5 5 6 7 ...
Page 100: ...CABLE ROUTING 2 61 Muffler top and left side view 1 1 2 3 3 4 5 5 6 6 4 4 5 6 5 6 A ...
Page 104: ...CABLE ROUTING 2 65 ...
Page 107: ......
Page 149: ......
Page 171: ...GENERAL CHASSIS 5 4 22 T R Front muffler protector bolt 7 N m 0 7 kgf m 5 2 lb ft b b a a 1 ...
Page 280: ...CHAIN DRIVE 4 131 ...
Page 335: ...ELECTRIC STARTER 5 52 1 2 3 a b ...
Page 388: ...TRANSMISSION 5 105 ...
Page 406: ...WATER PUMP 6 17 ...
Page 433: ......
Page 439: ...IGNITION SYSTEM 8 6 ...
Page 447: ...CHARGING SYSTEM 8 14 ...
Page 451: ...LIGHTING SYSTEM 8 18 ...
Page 486: ...ELECTRICAL COMPONENTS 8 53 ...
Page 495: ......
Page 505: ...SYSTEM DIAGRAM 9 10 ...
Page 531: ...STEERING DAMPER SYSTEM 9 36 ...
Page 815: ...91_ABS 9 320 4 Defective hydraulic unit assembly Replace the hydraulic unit assembly ...
Page 818: ......
Page 819: ......
Page 820: ......