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So have no forward and reverse. went through the full trouble tree everything in the canbus tests good. pulled the TCM out and nothing on the LCD screen have power at 2 wires going in and 2 grounds. tested the tranzorb and that also tests good. what am i missing here


***update**
So back probed the three power wires 2 are always on an one is key on. with the controller hooked up all of them drop to like 4-5 volts swapped out PDM with known good one and no change. am i starting to look at a VSM here ?? thanks

Thanks
  • Posted 18 Aug 2022 03:31
  • Modified 19 Aug 2022 03:33 by poster
  • By Nwrecchian
  • joined 18 Aug'22 - 19 messages
  • Maine, United States

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The black box flight recorder was invented by Australian scientist David Warren in the mid-1950s. While initially met with indifference in Australia, his invention gained international recognition, particularly in the UK, and is now a mandatory piece of safety equipment on all commercial aircraft.