I have a code P2BAD what does it mean I tried to reset it

Peugeot Citroen DeNOx System Pollution Particulate Filter U029D P2BAD P2200 P1199

Tata bs6 Ace Gold Dpf lait issue problem solve P203F # P2BAD tata bs6 ace gold dpf lait flash

p2bad SCR system fault DEF level low full code P203F P2BAD P2BAF P241D #SCR#DEF

p2bad Peugeot Citroen DeNOx System Pollution Particulate Filter U029D P2BAD P2200 P1199