ck pulsar 125 Werkplaats-Handboek : Bladzijde 23

          1. GENERAL INFORMATION                                                   Pulsar     CK     125


 NO SPARK AT SPARK PLUG

 Inspection/Adjustment                      Symptom                  Probable Cause

 Replace with a new
 spark plug and inspect
 again


                            Weak or no spark           Good spark   Faulty old spark plug

 Check spark plug cap
 and ignition coil wire
 for looseness

                                Not loose                Loose      Loose spark plug cap


 Check CDI unit coupler
 for looseness


                                 Normal                Abnormal     Poorly connected coupler

 Measure resistance
 between CDI unit
 coupler wire terminals


                                 Normal                Abnormal


 Check related parts


                                                                    Faulty ignition switch
                                 Normal                Abnormal     Faulty exciter coil
                                                                    Faulty pulser coil
                                                                    Faulty ignition coil
                                                                    Broken wire harness
                                                                    Poorly connected coupler

 Check CDI unit with a
 CDI unit tester


                                 Normal                Abnormal     Faulty CDI unit


 Check ignition coil with
 a CDI unit tester
                                            Abnormal                Faulty ignition coil



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