Code 43 Fuel system voltage (monitor voltage) Power supply to the fuel
injectors and fuel pump is not normal/may or may not start
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Autopro
Fuel relay is wet and then at night time the dash will be on and draining battery.
Make sure you mount them upright in dry location.
Jumper wire from battery to fuel pump will get it started and home most times. www.powderlites.com
same happen to me, and i just keep turning the key on and off till if fired back up, never had a problem since my garage burnt down and took half my sled with it