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Be sure that you perform a ground fault test on the heater. It may or may not have been the cause of this. Frequently, it is just the heater relay board, but you don't want to fry a new board just because you forget to check.
: yeah that was my bad. it is an iq2020. Called a dealer and they said the
: daughtercard can be ordered separeltly. Little more research today i
: guess the 2001 boards has some problems with these relay boards or
: something...dunno. I'm going to ohm test the heater element also just
: to be sure . thanks!
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