P0139 Diagnostic Trouble Code Discussion for February 2006
Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response
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| 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 |
