What does Bank 1 mean on an oxygen sensor?
What does Bank 1 mean on an oxygen sensor? This indicates the PCM has detected a problem with the bank 1 oxygen sensor. Bank 1 refers to the side of the engine that has the #1 cylinder. Bank 2 is the opposite side of the engine. If you’ve got a four-cylinder, there will only be one bank. What is the OBD II code on a BMW? Refer to our Generic OBD II code list for definitions on all other BMW diagnostic trouble codes. Manufacturer Specific Codes P1083Fuel Control Mixture Lean (Bank 1 Sensor 1) P1084Fuel Control Mixture Rich (Bank 1...