APRILIA QUASAR 125 2003 Workshop Manual page 105

ELECTRIC SYSTEM
5.1 FOREWORD.............................................................................................................................. 5-3-00
5.1.1 CABLE COLOURS.......................................................................................................................................... 5-3-00
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5.1.2 ELECTRICAL CONNECTORS........................................................................................................................ 5-3-00
5.2 ELECTRICAL COMPONENTS ................................................................................................... 5-4-00
5.3 TROUBLESHOOTING............................................................................................................... 5-5-00
5.3.1 STARTER MOTOR - BATTERY RECHARGE - GENERATOR...................................................................... 5-5-00
5.3.2 CHECKING THE CHARGE VOLTAGE........................................................................................................... 5-6-00
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5.3.3 RECTIFIER ...................................................................................................................................................... 5-6-00
5.4 IGNITION SYSTEM .................................................................................................................. 5-7-00
5.4.1 HIGH TENSION COIL...................................................................................................................................... 5-8-00
5.5 CHECKING THE GENERATOR IDLE OPERATION ................................................................... 5-9-00
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5.6 CHECKING THE ALTERNATOR CONTINUITY......................................................................... 5-9-00
5.7 CHECKING THE IGNITION COIL ............................................................................................. 5-9-00
5.7.1 CHECKING THE PICK-UP SENSOR.............................................................................................................. 5-9-00
5.8 AUTOMATIC STARTER.......................................................................................................... 5-10-00
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5.9 CHECKING THE C.D.I. CONTROL UNIT ................................................................................ 5-11-00
5.9.1 CHECK DATA ............................................................................................................................................... 5-11-00
5.10 FUEL LEVEL SENSOR............................................................................................................ 5-12-00
5.11 SWITCHES ............................................................................................................................. 5-13-00
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5.12 STARTING CIRCUIT .............................................................................................................. 5-15-00
5.12.1 WIRING DIAGRAM........................................................................................................................................ 5-15-00
5.12.2 TROUBLESHOOTING................................................................................................................................... 5-16-00
5.12.3 CHECK DATA ............................................................................................................................................... 5-16-00
5.13 BULBS ................................................................................................................................... 5-18-00
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5.13.2 CHANGING THE HEADLIGHT BULBS ........................................................................................................ 5-20-00
5.13.3 CHANGING THE TAIL LIGHT BULB............................................................................................................ 5-21-00
5.13.4 CHANGING THE HANDLEBAR COVER LIGHTS........................................................................................ 5-22-00
5.13.5 ADJUSTING THE HEADLIGHT BEAM......................................................................................................... 5-23-00
5.13.6 CHANGING THE FUSES .............................................................................................................................. 5-23-00
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5.14 WIRING DIAGRAM ................................................................................................................. 5-24-00
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ELECTRIC SYSTEM
CONTENTS
QUASAR 125-180
Release 00/2003 - 09