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P0154 Diagnostic Trouble Code Discussion for October 2005

Heated Oxygen Sensor (Bank 2 Sensor 1) Signal Remains At Center

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Trouble Ticket Help Requests for DTC P0154
Help Request Posted
2000 Volvo S80 T6 2.8L MIL Lamp on VIN: YV1TS90D2Y
P0154: Bank 2 Sensor 1 no activity. ... light on. Checked for codes, one only [p0154] Cleared code and drove vehicle, light stayed off. Checked for oil leaks, etc... everything OK.Customer takes car ,Returns next day[works very close] Checked for codes,P0154, Cleared code, drove car for half hou...
October 12, 2005
1995 Mazda Millenia 2.5L MIL Lamp on, lack of power VIN: JM1TA2215S
P0154: knock sensor 1. Hello, fellow techs. Have a 95 millenia that was brought in from another shop that had previously replaced (1) cylinder head that was cracked. When the engine is cold before it goes into closed loop, the car runs good - no problems, as soon as it goes into clo...
October 24, 2005