
Originally Posted by
mtb_gary
derpomz, thankfully the p38 has a pretty good heating system! I would more likely expect it to be one of the blend motors that controls the recirculation/fresh air control. As a quick test, whilst the heater is working without the book symbol push the recirculation button. If it comes on then then one of the blend motors that opens and closes the flaps is either jammed or broken. If it is jammed you may be able to , free it up by accessing the flap located below the pollen filter. Sing out if you need assistance locating them.
Gary
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