Will voltage regulator affect spark?
Will voltage regulator affect spark? Bad Voltage regulator can affect the ignition and cause a no spark condition. Can a stuck regulator cause an alternator to overcharge? The external regulator usually has three electromagnetic contact switches inside its housing that open and close. A stuck contact switch that refuses to disengage will cause an overcharging problem. The internal regulator, or "internally regulated" regulator, has been used as a replacement for older, externally mounted regulators. What should I do if my alternator is not charging? The alternator normally lasts longer than the battery. There are some easy steps you can go...