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    L3901 P0605 what to do before buying a new ECU

    Hi folks, my L3901 had to have a new battery connector. The battery was drained because of a loose connection. I got a new connection, Negative Positive side The new connector was not copper but silver (not lead). I connected the positive to the new connector but it was not as snug. The...
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    QH05 or QH15

    I was wondering. Could I, or should I, use a QH05 on my L3901? It is cheaper and most of my implements work on it, but over the life of the tractor is it right for the L3901? Can I use it or would it be better to buy the QH15?