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P0139 Diagnostic Trouble Code Discussion for April 2011

Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response

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Trouble Ticket Help Requests for DTC P0139
Help Request Posted
2000 Volkswagen Beetle GLS 2.0L MIL Lamp on VIN: 3VWCA21C3Y
P0139: 02 bank1 sen 2. i have a vw code p0102 will come back hard code.test maf has power with car runinng. has ground 2.5 k hi needs to be 1.5 omes ? .car runs ok i think a new maf ?.the 02 sensore look ok are moving .
April 21, 2011