Automotive Enigma Solved The PO141 Code Explained

The rear O2 sensor isn't used by the ECM for engine operation. It's function is to monitor the exhaust flow for excess O2 when the engine is running too rich ... A bad O2 sensor can cause the p0420. P0141 is an O2 heater open code. Use a voltmeter or ohmmeter to check out the O2 sensor in the converter. P0141 code definition O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 2) What the P0141 code means P0141 is the OBD-II generic code indicating the ... The rear O2 sensor is protected by 2 fuses. Usually it's the lower amperage fuse that is either missing or blown. The lower amperage fuse is ... Po141 code heater circuit malfunction where is it located. The difference between code P0139 and P0141 is location of the O2 sensor. Anyone know which code refers to which O2 sensor? Getting a code in the first couple of weeks is normal. It is a part of the break-in period. If you are still getting the code, after 100 miles, contact active ... It sounds like a transient reading. Each time you start the car and begin to drive, the computer checks to make sure that the proper current is flowing through ... codes p0141 and p0161 ... Both codes refer to problems with oxygen sensors used by the PCM to control the engine. These codes should have nothing ... Code P0141 is set when the Rear Oxygen Sensor does not show signal activity indicative of closed loop fuel system operation within the required time.