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P0150 Diagnostic Trouble Code Discussion for April 2008

Air Fuel Sensor (Bank 2 Sensor 1) Closed Loop Performance

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Trouble Ticket Help Requests for DTC P0150
Help Request Posted
2003 Land Rover Discovery SE 4.6L MIL Lamp on VIN: SALTY16473
P0150: O2 Sensor Circuit Malfunction Bank 2 Sensor 1. Hello techs - I hope someone here and help shed some light on this mystery, besides the obvious possiblities. Both O2 sensors were replaced about a year ago, and the right side went bad 3 to 4 days after we replaced the intake manifold, valve cover gaskets and...
April 03, 2008