o2 sensor

Hi! My car recently failed a emissions test because of too high CO. The car seems to be running rich too. I have not noticed the car running worse/rough or smell from exhaust but fuel consumption feels exsessive. The car is throwing the following DTC codes: P0170, P0137, P0172, P0138, P0136...

Hey fellow Merc lovers, I just wanted some advice please - my W221 320CDI has the EML recently come on and the following codes have come up on my OBD reader (I know Star is better and I will get this done once work permits): **** AFTER EML **** Fault log report generated by Torque for Android...

Hi I have a Mercedes C200 Kompressor 2001 Saloon. I have been getting a P0131error code for the 02 Sensor. Low voltage Bank 1 Sensor 1. Could someone please send photos of where this sensor is located, or send my links. Even better any videos of how to change it. Also can someone recommend...

Hello to all-- I thank you in advance for any assistance you may be able to provide. I was wondering where I can possibly buy a part online. Do you have any good recommendations? I live in Brazil and would need to get the part shipped here, most likely from the UK as the car is a European...