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On-car alternator test possible?
Posted to Technical Theory Forum on 5/23/2012 29 Replies

Alternator is not charging. Simple, two-wire alternator: Terminal 1 (indicator lamp circuit) has 11.4v with key on. Terminal 2 has B+ (sense wire). If I apply my own B+ to terminal 2, and - with engine running - apply B+ with a hot, bulb-style test light -- sh... Login to read more.

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car Vehicle Data

2003 Mitsubishi Diamante VR-X 3.5L

VIN 6MMAP87P13
Engine3.5 L
Trans4-speed Automatic (Electronic)