Electrical gremlin....help

1) Disconnect the negative from the battery(ies).
2) Put DMM in AMP mode on the highest setting (probably 10 amp) and move red lead to AMP input (should be marked).
3) Put black lead on neg of one battery.
4) Put red lead on the neg battery terminal on the cable coming to the battery
5.) Use jumper wire in between the battery and cable 1st then once the meter is hooked up then take out the jumper wire.
 
Roachie nailed it...no power from ECU to excite the alternator.
Having a brand new one converted to single wire now to bypass that crap.
Batteries tested fine.
 
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