Popped code P0054 on OBD 2

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Popped code P0054 on OBD 2 #1778984 03/13/15 05:52 PM 03/13/15 05:52 PM
Joined: Mar 2007 Posts: 23 WV, USA D donsdart OP member
donsdart OP member D Joined: Mar 2007 Posts: 23 WV, USA	(HO2S) bank 1 sensor 2 heater resistance, code on OBD 2. Is this the relay or heater elements malfunctioning? Any help would be appreciated! Don '03 2500 Diesel Last edited by donsdart; 03/13/15 05:55 PM.

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