Disadvantages of Computer Controlled and External regulated Alternators How long can a car run with a bad alternator? Your car can run for a short time with a bad alternator. How long depends on how much electricity your car uses. A car with a mechanical fuel pump can go pretty far. An ...
Symptoms of a bad alternator Proper alternator operation Alternator Testing with a voltmeter Temperature Compensated Alternators A bad way to test an alternator Voltage regulator tests Wiring tests Older Vehicle Regulators How long can a car run with a bad alternator? Bypassing the Voltage Regulator on...