17-1
17. IGNITION SYSTEM
SERVICE INFORMATION
GENERAL SAFETY
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Follow the steps described in the troubleshooting flow chart when servicing the ignition system.
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The CDI unit may be damage if dropped. Also, if the connector is disconnected when current is flowing, the excessive
voltage may damage the unit. Always turn off the ignition switch before servicing.
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The CDI unit use an electrically controlled ignition timing system. No adjustments can be made to the ignition timing.
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Use spark plug of the correct heat range. Using spark plug with an incorrect heat range can damage the engine.
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Connect the same color cords. Pay particular attention to colors prior to removing wiring. Connect the same color
couplers.
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A faulty ignition system is often related to poorly connected connectors. Check those connections before proceeding.
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This manual gives explanations on inspections to receive peak voltage. As inspections for coil resistance values are also
included, it may be difficult to make a correct determination.
●
Conduct inspection on the main switch by referring to the wiring diagram continuity chart.
SPECIFICATIOS
17
SERVICE INFORMATION
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17-1
TROUBLESHOOTING
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17-2
IGNITION COIL INSPECTION
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17-3
A.C. GENERATOR INSPECTION
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17-4
IGNITION UNIT
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17-4
TOOLS
DIGITAL TESTER
PVA MULTI-TESTER
CDI TESTER
BATTERY TESTER
ITEM
PRIMARY COIL
SECONDARY
COIL
WITHOUT PLUG CAP
WITH PLUG CAP
SPARK PLUG
SPARK PLUG GAP
IGNITION COIL RESISTANCE
PULSER COIL RESISTANCE
STANDARD VALUE
NGK DPR7EA9
0.8~1.0mm
1.5~3.5
12~16
17~21
50~170
Summary of Contents for S2-250
Page 1: ......
Page 3: ......
Page 23: ...MEMO...
Page 35: ...MEMO...
Page 44: ...MEMO...
Page 45: ...4 0 LUBRICATION SYSTEM ROCKER ARM SHAFT CRANK SHAFT OIL FILTER SCREEN OIL PUMP...
Page 52: ...MEMO...
Page 53: ...5 0 FUEL SYSTEM...
Page 66: ...MEMO...
Page 67: ...6 0 COOLING SYSTEM...
Page 81: ...MEMO...
Page 86: ...MEMO...
Page 87: ...8 0 LH CRANKCASECOVER CONTINUOUSLYVARIABLE TRANSMISSION...
Page 100: ...MEMO...
Page 101: ...9 0 A C GENERATOR STARTER CLUTCH...
Page 107: ...10 0 CYLINDER HEAD VALVE...
Page 116: ...MEMO...
Page 117: ...11 0 CYLINDER PISTON...
Page 125: ...12 0 CRANKSHAFT CRANKCASE...
Page 132: ...MEMO...
Page 133: ...13 0 FINAL REDUCTION...
Page 139: ...14 0 FRONT WHEEL FRONT FORK STEERING BRAKE...
Page 160: ...MEMO...
Page 161: ...15 0 REAR WHEEL BRAKE SUSPENSION REAR SWING ARM...
Page 169: ...16 0 CHARGING SYSTEM REGULATOR RECTIFIER MAIN SWITCH A C GENERATOR...
Page 180: ...MEMO...
Page 188: ...MEMO...
Page 189: ...MEMO...
Page 197: ...MEMO...
Page 199: ...MEMO...
Page 200: ...SERVICEMANUAL 2004 9 PRINTED 2004 9 PUBLICATION NO COPY...