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P0139 Diagnostic Trouble Code Discussion for February 2006

Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response


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Trouble Ticket Help Requests for DTC P0139
Help Request Posted
2003 Land Rover Discovery SE 4.6L MIL Lamp on VIN: SALTY16413
P0139: O2 sensor circuit slow response bank 1 sensor 2. This Land Rover is a new client who just moved here. A previous shop replaced the MAF and left oxygen sensor very recently for what she describes as the same symptom. The engine idles rough. We read codes and checked for vacuum leaks and didn't find any. We w...
February 13, 2006
2003 Land Rover Discovery SE 4.6L MIL Lamp on VIN: SALTY16413
P0139: O2 sensor circuit slow response bank 1 sensor 2. This Land Rover is a new client who just moved here. A previous shop replaced the MAF and left oxygen sensor very recently for what she describes as the same symptom. The engine idles rough. We read codes and checked for vacuum leaks and didn't find any. We w...
February 13, 2006