Alternator Bench Test
Very popular easy to operate.
Alternator bench test. All connectors available from factory. The voltage should increase by between 0 5 and 2 volts to around 13 6 to 15 8. If the old alternator passes the tests the problem is obviously not the alternator and you ve missed something.
If the unit tests bad your customer needs a replacement alternator. Bench testing an alternator on a test stand should verify whether or not its output is within specifications. Otc minitune late model alternator starter test bench.
Ideal for shop auto parts house salvage yard. But if the unit tests good the problem is something else such as a bad voltage regulator pcm or wiring harness. Another approach for reducing comebacks and unnecessary warranty returns is to ask your parts supplier to bench test your customer s old alternator and to bench test the new alternator before you install it.
If it s less than 12 2 you ll need to charge your battery before you can test the alternator. The fast and easiest way to test an alternator with a drill a socket and multimeter this way by spinning will produce electricity and therefore test for its.