engine oil YAMAHA YZF-R1S 2004 Repair Manual

YAMAHA YZF-R1S 2004 Repair Manual YZF-R1S 2004 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/57533/w960_57533-0.png YAMAHA YZF-R1S 2004 Repair Manual

Page 357 of 457

YAMAHA YZF-R1S 2004 Repair Manual 7-13
FUEL INJECTION SYSTEMFI
Diagnostic
codeItemDescription of actionData displayed on meter
(reference value)
32
Ignition coil #3After the engine stop switch has been turned from OFF to
ON, it actuat

Page 397 of 457

YAMAHA YZF-R1S 2004 Repair Manual 8-4
11Neutral switch
12Rear brake light switch
13Fuse box
1Main switch
2Horn switch
3Dimmer switch
4Turn signal switch
5Clutch switch
6Sidestand switch
7Engine stop switch
8Front brake light switch
9S

Page 402 of 457

YAMAHA YZF-R1S 2004 Repair Manual 8-9
IGNITION SYSTEMELEC
1Main switch
4Fuse (main)
6Battery
10Starting circuit cut-off relay
11Neutral switch
12Sidestand switch
14E.C.U.
15Ignition coil #1
16Ignition coil #2
17Ignition coil #3
18Igni

Page 403 of 457

YAMAHA YZF-R1S 2004 Repair Manual 8-10
YESNO 2. Battery
Check the condition of the battery.
Refer to “CHECKING AND CHARGING
THE BATTERY” in chapter 3.
Minimum open-circuit voltage
12.8 V or more at 20C (68F)
Is the battery OK?

Page 404 of 457

YAMAHA YZF-R1S 2004 Repair Manual 8-11
IGNITION SYSTEMELEC
NOYES
1
a
2
4. Ignition spark gap
The following procedure applies to all of the
spark plugs.
Disconnect the spark plug cap from the
spark plug.
Connect the ignition checker

Page 418 of 457

YAMAHA YZF-R1S 2004 Repair Manual 8-25
NOYES
3. Charging voltage
Set the engine tachometer to the ignition coil
of cylinder #1.
Connect the pocket tester (DC 20 V) to the
battery as shown.
The charging circuit
is OK. Positive tester

Page 433 of 457

YAMAHA YZF-R1S 2004 Repair Manual 8-40
SIGNALING SYSTEMELEC
YESNO
Replace the starting
circuit cut-off relay.
YESNO 4. Voltage
Connect the pocket tester (DC 20 V) to the
meter assembly coupler (wire harness side)
as shown.
The wiring

Page 446 of 457

YAMAHA YZF-R1S 2004 Repair Manual 8-53
SELF-DIAGNOSISELEC
SELF-DIAGNOSIS
The YZF-R1(S) features a self-diagnosing system for the following circuit(-s):
Fuel pump thermistor
Oil level switch
If any of these circuits are defective, th

Page 449 of 457

YAMAHA YZF-R1S 2004 Repair Manual 9-1
STARTING FAILURES
TRBL
SHTG
NOTE:
FUEL SYSTEM
Fuel tankEmpty fuel tank
 Clogged fuel filter
 Clogged fuel strainer
 Clogged fuel tank drain hose
 Deteriorated or contaminated fuel
Fuel pump 

Page 450 of 457

YAMAHA YZF-R1S 2004 Repair Manual 9-2
9
Starting systemFaulty starter motor
 Faulty starter relay
 Faulty starting circuit cut-off relay
 Faulty starter clutch
STARTING FAILURES / INCORRECT ENGINE IDLING SPEED /
POOR MEDIUM-AND-HI