Ok, I figured this out.
The 2005 bf150 has a red 12v cable going to the starter, a black ground going to the engine block from the battery, there is also a white wire with some single round plug to the right side of the ecu that goes to the positive battery terminal.
I was missing the white...
Thanks, I'm pretty sure the ecu is not seeing power, how do I verify power to the ecu?
I don't think its a ignition harness issue, as even without that harness connected to the engine with only the battery cable connected to the starter and engine block, the tilt trim should at least function...
Hello experts,
I recently picked up 2 used and unknown condition 2005 honda bf150 motors for cheap cheap. Guy said one ran great, other was acting up, so he repowered with Suzukis.
I have one of the motors on a stand, I drained fuel filters, and drained vst tank.
I pulled the spark plugs to do...