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P2149 Diagnostic Trouble Code Discussion for February 2012

Injector Positive Voltage Relay Circuit Group 2 (Injectors 6 & 7)

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Trouble Ticket Help Requests for DTC P2149
Help Request Posted
2007 Dodge Ram 3500 ST 5.9L Misfire, MIL Lamp on VIN: 3D3MX48C17
P2149: Group 2 voltate low/open. ... came in running with a vibration that felt like a misfire. Scanning the ecm showed codes p0204, p2149. We replaced injector #4 and still had the same vibration. Upon further road testing we felt that maybe the vibration was a balance problem. We read up on...
February 13, 2012