"Terrry, I did the mod with the help of a friend. After letting the controller rest on the copter out in the cold (7-8C) for hours, cutting power and reconnecting 15 times, I have only been able to provoke the problem with "inconsistent…"
"No old APM boards laying around here :( - I had a hope these were in fact 221 due to that small tip on top of the 1, indicating it is 221 and not 122. Well gotta keep searching for the right one. And if I find a 201 (200ohm) I guess I am better off…"
"I was about to guess on the one down to the left, closest to the LSM303, but will try the one you suggest. Thanks so much, will let you know how it goes. :) - Ole"
"Hey Terry, thanks for your reply. Silly me, the IMU is on a separate board on the Pixraptor. Here is a picture of that board. Hope we can find what we are looking for here. I cannot see LSM303 written on any of the components, but it may be the…"
"Hi. Isn´t the "bad accel health" and "inconsistent accelerometers" the same thing/error? Just that "bac accell health" you get in Mission Planner on the PC, and "inconsistent accelerometers" you get in Tower/Mission Planner on your Android?"
"Paul. So you are running latest fw 3.3.3 on this new 2.4.6 pixhawk clone, and never any pre-arm issues in cold temps, or between batteries, with IMU2, bad accel.health/inconsistent accelerometers?"
"Dmitry, thank you for your awesome work and effort on this issue.
I have a pixhawk derivate called pixraptor. I am experiencing the exact same issues (inconsistent accelerometers/bad accel health etc. in cold temps/and when switching battery) as…"