Bank 1 Sensor 2 Oxygen Sensor Replacement A Step-by-Step Guide for DIYers

Symptoms of a Failing Oxygen Sensor · Illuminated Check Engine Light · Poor Gas Mileage (Plus Bad Smells & Black Smoke) · Poor Engine Performance. Performance & Maintenance - O2 - Bank 1 Sensor 2 - Hello, my 97 sc400 has a code for a bank 1 sensor 2 o2 sensor, a mechanic told me that ... This is BMW parts item 1788058647 (11-78-8-058-647), described as Genuine BMW Post-Cat Oxygen Sensor (Bank 1, Sensor 2) for S55 engine on F97 X3M (2020+), ... OXYGEN SENSOR BANK 1 SENSOR 2 LOCATION, DOWNSTREAM O2 LAMBDA SENSOR If you have engine light and code that relates to oxygen sensor bank 1 ... When I connect my OBD2 Tool it's telling me that O2B1S2 (V) = 0.000 all the time, regardless of the car being on, off, accelerating, decelerating, driving or ... ... sensor 2 would be either on or just after the catalytic converter. ... Note: Some older vehicles with V type engines may only have 1 upstream O2 ... If its reading 0volts you can have a wiring problem, a faulty sensor, no power to the sensor, etc. If the cat has gone south then you will ... P0138 stands for O2 Sensor Circuit High Voltage (Bank 1, Sensor 2). The code will set when your car's primary computer—also called the ... By all means, let that little light shine, but there are not 3 O2 sensors, there are only 2. ... (Bank 1, Sensor 2) to check that the Catalyst is ... The code reader is telling me that this is the "Bank 1 Sensor 2" O2 sensor. Just trying to confirm that the Bank 1 Sensor 2 is also known as the Downstream ...