ELECTRICAL COMPONENTS
8-47
b. Start the engine and let it run at approxi-
mately 5000 r/min.
c. Measure the rectifier/regulator input volt-
age.
2. Check:
• Rectifier/regulator output voltage
Out of specification
→
Replace the rectifier/
regulator.
a. Connect the digital circuit tester (DC V) to
the battery as shown.
b. Start the engine and let it run at approxi-
mately 5000 r/min.
c. Measure the charging voltage.
EAS30569
CHECKING THE HORN
1. Check:
• Horn sound
Faulty sound
→
Replace.
EAS30573
CHECKING THE FUEL SENDER
1. Disconnect:
• Fuel pump coupler
(from the wire harness)
• Fuel hose
(from the fuel tank)
2. Remove:
• Fuel tank
Refer to “FUEL TANK” on page 7-1.
3. Remove:
• Fuel pump
(from the fuel tank)
4. Connect:
• Fuel pump coupler
• Fuel hose
5. Turn the main switch to “ON”.
6. Check:
• Fuel level warning light
Out of specification
→
Replace the fuel
pump.
Digital circuit tester (CD732)
90890-03243
Model 88 Multimeter with ta-
chometer
YU-A1927
• Positive tester probe
white “1”
• Negative tester probe
white “2”
• Positive tester probe
white “1”
• Negative tester probe
white “3”
• Positive tester probe
white “2”
• Negative tester probe
white “3”
Regulated voltage (DC)
14.3–14.7 V
Digital circuit tester (CD732)
90890-03243
Model 88 Multimeter with ta-
chometer
YU-A1927
• Positive tester probe
positive battery terminal “1”
• Negative tester probe
negative battery terminal “2”
W W W
1
2
3
• Fuel pump is atmosphere “A”
→
Fuel level warning light is come on
• Fuel pump is soaked in fuel “B”
→
Fuel level warning light is goes off
1
2
Summary of Contents for YZF-R1
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 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 144: ...PERIODIC MAINTENANCE 3 37 ...
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 336: ...ELECTRIC STARTER 5 53 1 2 3 a b ...
Page 406: ...WATER PUMP 6 17 ...
Page 432: ...AIR INDUCTION SYSTEM 7 25 ...
Page 435: ......
Page 441: ...IGNITION SYSTEM 8 6 ...
Page 449: ...CHARGING SYSTEM 8 14 ...
Page 453: ...LIGHTING SYSTEM 8 18 ...
Page 488: ...ELECTRICAL COMPONENTS 8 53 ...
Page 497: ......
Page 507: ...SYSTEM DIAGRAM 9 10 ...
Page 525: ...STEERING DAMPER SYSTEM 9 28 ...
Page 800: ...91_ABS 9 303 4 Defective hydraulic unit assembly Replace the hydraulic unit assembly ...
Page 801: ...91_ABS 9 304 ...
Page 804: ......
Page 805: ......
Page 806: ......