Quote:
Originally Posted by tonupkid
There must be some other reason why jump starting can mess up the ECU etc. Anyone know why this might be?
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01) Voltage spikes.
02) Current surges.
03) Short-circuit in dead car.
04)
Short-circuit or high-resistance in dead battery, due to damaged plates.
I would invest in a set of jumper-cables with built-in surge protection. A lot safer for the donor car's semi-conductor electronics. I had a set, lent them out to a buddy, and never got them back. They cost me £60 at the time.