2007 Arctic Cat ATVs 400/500/650/700 Service Manual, Page 468Get this manual

2007 Arctic Cat ATVs 400/500/650/700 Service Manual, Page 468

Electrical Problem: Spark absent or weak Condition Ignition coil defective Spark plug defective Magneto defective CDI unitECU
2Magneto coils shortedgroundedopen 3Regulatorrectifier defective 1Repairreplacetighten lead wires 2Replace magneto coils
3Replace regulatorrectifier Problem: Magneto charges, but charging rate is below the specification Condition Remedy Lead
wires shortedopenloose (at terminals) Stator coils (magneto) groundedopen Regulatorrectifier defective Electrolyte low Cell
plates (battery) defective Repairtighten lead wires Replace stator coils Replace regulatorrectifier Add distilled water Replace
battery Problem: Magneto overcharges Condition 1Internal battery short circuited 2Regulatorrectifier resistor damageddefective
3Regulatorrectifier poorly grounded Problem: Charging unstable Condition 1Replace battery 2Replace resistor 3Cleantighten
ground connection 1Lead wire intermittently shorting 2Magneto internally shorted 3Regulatorrectifier defective 1Replace lead