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ELECTRICAL COMPONENTS
9-73
Radiator fan motor relay
EAS2GBB387
CHECKING THE DIODE
1. Check:
• Diode
Out of specification
Replace.
TIP
The pocket tester and the analog pocket tester
readings are shown in the following table.
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a. Disconnect the diode from the wire harness.
b. Connect the pocket tester (
1) to the di-
ode coupler as shown.
c. Check the diode for continuity.
d. Check the diode for no continuity.
▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲
EAS2GBB388
CHECKING THE IGNITION SPARK GAP
1. Check:
• Ignition spark gap
Out of specification
Perform the ignition
system troubleshooting, starting with step 4.
Refer to “TROUBLESHOOTING” on page 9-
4.
TIP
If the ignition spark gap is within specification,
the ignition system circuit is operating normally.
▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
a. Remove the spark plug cap from the spark
plug.
b. Connect the ignition checker “1” as shown.
c. Push the engine stop switch.
d. Measure the ignition spark gap “a”.
1. Positive battery terminal
2. Negative battery terminal
3. Positive tester probe
4. Negative tester probe
Result
Continuity
(between “3” to “4”)
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
No continuity
Tester positive lead
Sky blue
“1”
Tester negative lead
Green/
Black “2”
Continuity
Tester positive lead
Green/
Black “2”
Tester negative lead
Sky blue
“1”
No continuity
Tester positive lead
Red “3”
Tester negative lead
Red/Blue
“4”
Continuity
Tester positive lead
Red/Blue
“4”
Tester negative lead
Red “3”
1
2
3
4
P/L
R/L
R/W
Br,R/W
Minimum ignition spark gap
6.0 mm (0.24 in)
Ignition checker
90890-06754
Oppama pet–4000 spark checker
YM-34487
2. Spark plug cap
2
1
4
3
R
Sb
G/B
R/L
Summary of Contents for WR250F 2017
Page 4: ......
Page 10: ......
Page 12: ......
Page 16: ...LOCATION OF IMPORTANT LABELS 1 2 EUR...
Page 17: ...LOCATION OF IMPORTANT LABELS 1 3 AUS NZL ZAF...
Page 41: ...MULTI FUNCTION DISPLAY 1 27...
Page 78: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 25...
Page 80: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 27...
Page 82: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 29...
Page 84: ...CABLE ROUTING DIAGRAM 2 31 EAS2GBB073 CABLE ROUTING DIAGRAM...
Page 86: ...CABLE ROUTING DIAGRAM 2 33...
Page 88: ...CABLE ROUTING DIAGRAM 2 35...
Page 90: ...CABLE ROUTING DIAGRAM 2 37...
Page 92: ...CABLE ROUTING DIAGRAM 2 39...
Page 94: ...CABLE ROUTING DIAGRAM 2 41...
Page 96: ...CABLE ROUTING DIAGRAM 2 43...
Page 98: ...CABLE ROUTING DIAGRAM 2 45...
Page 152: ...CHASSIS 4 9...
Page 162: ...FRONT WHEEL 5 8 1 1...
Page 226: ...CHAIN DRIVE 5 72...
Page 270: ...ELECTRIC STARTER 6 41...
Page 294: ...OIL PUMP AND BALANCER GEAR 6 65 a 2 10 b 2 9 1 b 5 3 a 4 10 5 9 3 E c d 6 7 8 8 b 6...
Page 300: ...GENERATOR AND STARTER CLUTCH 6 71 1 a 3 3 2 4...
Page 351: ...CHARGING SYSTEM 9 15...
Page 355: ...LIGHTING SYSTEM 9 19...
Page 363: ...COOLING SYSTEM 9 27...
Page 395: ...FUEL PUMP SYSTEM 9 59...
Page 396: ...ELECTRICAL COMPONENTS 9 60 EAS2GBB381 ELECTRICAL COMPONENTS EAS2GBB382 9 10 11 1 3 2 4 5 6 7 8...
Page 398: ...ELECTRICAL COMPONENTS 9 62 12 11 10 2 3 1 6 7 4 5 8 9...
Page 400: ...ELECTRICAL COMPONENTS 9 64 EAS2GBB383 CHECKING THE SWITCHES 4 1 3 2 B B Sb B B B B B B B B...
Page 418: ...ELECTRICAL COMPONENTS 9 82...
Page 429: ......
Page 430: ...PRINTED IN JAPAN E PRINTED ON RECYCLED PAPER...