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P0150 Diagnostic Trouble Code Discussion for February 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
2004 Land Rover Discovery HSE 4.6L Poor Idle Quality, MIL Lamp on VIN: SALTL1946A
P0150: b2/s1 circut malfunction. Both front sensors read right .5v KOEO, as soon as you start the engine the bank1 reading slowly drops all the way to 0v, bank2 trys to switch at times. the pid readings match the readings at the sensors with a DVOM, found oil in connecters and cleaned out due...
February 04, 2008
2001 Audi A8 Quattro L 4.2L MIL Lamp on VIN: WAUML54DX1
P0150: O2 Sensor Bank 1 Sensor 1 Malfunction. Vehicle came in with P0150 AND P0130 both front O2 sensor malfunctions, also had random misfire codes for cylinders 5,6 and 8. (bank 2).I replaced both front O2 sensors. Now code for #2 bank sensor 1 comes up quick. On the VAG in Basic setting group 33 #1 look...
February 06, 2008