[How To Read] Hitachi Alternator Wiring Plug Pinout

Wiring and Datasheets Resources

Hitachi Alternator Wiring Plug Pinout. Connect L of T-connector to CHG lamp wire in the wiring harness. The following information is presented as a guide when wiring and troubleshooting alternators.

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If the ECU senses a no load situation after 20 seconds 1 minute it will pull the C Terminal the blue wire to ground which reduces the Alternator output to around 129V from normal 142V 144V. A wiring diagram is a simplified traditional pictorial depiction of an electrical circuit. Here are instructions to rewire the alternator connector.

A wiring diagram is a simplified traditional pictorial depiction of an electrical circuit.

Connect L of T-connector to CHG lamp wire in the wiring harness. It goes to the battery side of the alternator - where all the other brown non-keyed power go to. Alternator Terminal Identification Guide. Here is how to wire a Hitachi 14231 alternator.