The Ultimate Guide to Automotive Diagnostics The PO141 Code

What does the code “P0141” mean? It means that the heating element of the second oxygen sensor (bank 1) is not warming up quickly enough for the device to ... Sensor 2 is typically a heated oxygen sensor (HO2S.) A short circuit or excessive resistance in the HO2S heater circuit can create improper current flow to the ... The difference between code P0139 and P0141 is location of the O2 sensor. Anyone know which code refers to which O2 sensor? Causes and Fixes P0141 Code: O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 2). 25K views · 1 year ago ...more ... P0141 indicates a problem with the secondary O2 sensor heater element not the cat. Did you replace the primary or secondary O2 sensor? Trending ... CEL will only go out after so many warm up cycles with the error absent. You can use an OBD2 code reader/data viewer/logger to erase the code. This code typically refers to a 4 wire O2 sensor although sometimes you'll see a 3 wire sensor also. The 5 and 7 wire sensors are actually called AF (Air Fuel) ... The code refers to the O2 bank2 sensor. It's the one on the exhaust pipe after the cat. It's connector is on the gearbox body. P0141 O2 sensor heater circuit, bank 1, sensor 2 and P2096 Post Catalyst Fuel Trim System Too Lean. Mechanic's Assistant: Are you certain it's the fuel ... Code P0141 (O2 Sensor Heater Circuit Bank 1 Sensor 2) and Code 61-1 / 61-2 are reported from my check engine light OBD read.