mxu 500 irs efi Manuale-dofficina : Pagina 370

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Pagina 368

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Pagina 369

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Pagina 371

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Pagina 372

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          18. IGNITION SYSTEM                                                               MXU 500 IRS


TROUBLESHOOTING
LOW PEAK VOLTAGE
 Cranking speed is too low (battery is undercharged).
 Poorly connected connectors or an open circuit in the ignition system.
 Faulty ignition-coil.
 Faulty ignition control module.

NO PEAK VOLTAGE
 Short circuit in engine stop switch or ignition switch wire.
 Faulty engine stop switch or ignition switch.
 Loose or poorly connected ignition control module connectors.
 Open circuit or poor connection in ground wire of the ignition control module.
 Faulty ignition pulse generator.
 Faulty ignition control module.

PEAK VOLTAGE IS NORMAL, BUT NO SPARK JUMPS AT THE PLUG
 Faulty spark plug or leaking ignition coil secondary current.
 Faulty ignition coil.




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