2015 Audi Q5 with an AdBlue issue. | Audi Q5 | 2015 Audi Q5 with an AdBlue issue. Fault code P20BD (Reductant Heater Circuit Fault). Thanks to Rob Romano who had already
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P20bd Reductant Heater 'B' Control Circuit/Open OBDII Engine Light 2016 Ecodiesel | RAM 1500 Diesel Forum
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