In Part 1 of this two-part series, we presented a 3-phase, 480VAC motor circuit with its associated controls (Figure). We stepped through a logical, systematic approach to troubleshoot the main power ...

According to Maserati, the affected vehicles have an improper Y-connection crimp in the alternator-starter motor wiring harness. This crimp could cause the battery’s positive cable to short to ...

Troubleshooting Motor Control Circuits — Part 1 Isolating problems in the main power circuit Feb. 16, 2015 5 min read ...