• Faulty rectifier/ regulator• Improperly grounded circuit• Faulty main switch• Faulty dimmer switch• Headlight bulb li fe expiredTail/brake light does not come on• Too many electrical accessories• Incorrect connectionTurn s ign al does not come on• Fa ul ty tu rn signal switch• Faulty turn signal/hazard re lay• Burnt-out turn signal bulb• Incorrect connection• Damaged or faulty w ire harness• Improperly grounded circuit• Fa ul ty battery• Blown, damaged or incorrect fuseTurn signal bli nks slowly• Faulty tu rn signal/hazard re lay• Fa ul ty main switch• Faulty tu rn signal switch• Incorrect tum signal bulbTurn signal r emai ns lit• Fa ul ty tu rn signal/hazard re lay• Burnt-out turn signal b ul bTurn s ign al blinks quickly• Incorrect tum signal bulb• Faulty tu rn signal/hazard re lay• Burnt-out turn signal bulbHorn does not sound• Damaged or faulty horn• Faulty main switch• Faulty horn switch• Faulty battery• Blown, damaged or incorrect fuse• Faulty wire harnessTROUBLESHOOTING9-4