ELECTRICAL COMPONENTS
8-41
EAS30551
CHECKING THE FUSES
The following procedure applies to all of the fus-
es.
NOTICE
ECA13680
To avoid a short circuit, always set the main
switch to “OFF” when checking or replacing
a fuse.
1. Remove:
• Passenger seat/Rider seat
Refer to “GENERAL CHASSIS (1)” on page
4-1.
• Front panel (left)
Refer to “GENERAL CHASSIS (3)” on page
4-9.
2. Check:
• Fuse
a. Connect the digital circuit tester to the fuse
and check the continuity.
TIP
Set the digital circuit tester selector to “
Ω
”.
b. If the digital circuit tester indicates “O.L”,
replace the fuse.
3. Replace:
• Blown fuse
a. Set the main switch to “OFF”.
b. Install a new fuse of the correct amperage
rating.
c. Set on the switches to verify if the electri-
cal circuit is operational.
d. If the fuse immediately blows again, check
the electrical circuit.
WARNING
EWA13310
Never use a fuse with an amperage rating
other than that specified. Improvising or us-
ing a fuse with the wrong amperage rating
may cause extensive damage to the electri-
cal system, cause the lighting and ignition
systems to malfunction and could possibly
cause a fire.
4. Install:
• Rider seat/Passenger seat
Refer to “GENERAL CHASSIS (1)” on page
4-1.
• Front panel (left)
Refer to “GENERAL CHASSIS (3)” on page
4-9.
EAS31006
REPLACING THE ECU (Engine Control Unit)
1. Turn the main switch to “OFF”.
2. Replace the ECU (Engine Control Unit).
3. Clean the throttle bodies and reset the ISC
(Idle Speed Control) learning value.
Refer to “CHECKING AND CLEANING THE
THROTTLE BODIES” on page 7-14.
4. Check:
• Engine idling speed
Start the engine, warm it up, and then mea-
sure the engine idling speed.
Digital circuit tester (CD732)
90890-03243
Model 88 Multimeter with ta-
chometer
YU-A1927
Fuses
Amperage
rating
Q’ty
Main
50 A
1
Headlight
7.5 A
1
Signaling system
7.5 A
1
Ignition
15 A
1
Radiator fan motor
15 A
1
Sub radiator fan motor
10 A
1
Hazard
7.5 A
1
Fuel injection system
15 A
1
ABS motor
30 A
1
ABS ECU
7.5 A
1
ABS solenoid
15 A
1
Auxiliary
2 A
1
Backup
7.5 A
1
Electronic throttle valve
7.5 A
1
SCU (for YZF-R1M)
7.5 A
1
Spare
30 A
1
Spare
15 A
1
Spare
10 A
1
Spare
7.5 A
1
Spare
2 A
1
Engine idling speed
1200–1400 r/min
Fuses
Amperage
rating
Q’ty
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: ......