SmarTemp 3.0 fault codes
The most modern SmarTemp 3.0 controller fault codes are very different from others, as they only apply to the North American models. The user should be able to download the Webasto phone application to use the diagnostics feature. It goes into great detail as to what is wrong with the heater. If warranty assestment is needed, please download the report as a PDF file and send it to Heatso for evaluation.
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