Bmw 5232i stikoxidsensor
1996 BMW 523i E39 specifications, technical data, performance
I'm driving an e39 i with M52TUB25 engine. right now the issue i'm experiencing is bad fuel economy and poor low end torque. But the issue is still there, i suspect its the o2 sensor thats not giving proper air fuel mixture info to the ECU. but before i replace the o2 sensor any way to test it.What Does the NOx Sensor Do in Your BMW? Problems, Errors Replace oxygen sensor before catalytic converter. - Check the sensor system for faults. Here, check in particular the charge-air temperature sensor on the display for plausible values. During a certain period, sensors were installed that displayed excessively high temperatures. - Check the occurrence of the fault with other faults.
Oxygen Sensor, Air Mass System - BIMMERPOST NOx sensors are responsible for reducing NOx (Diesel Nitrogen Oxide) after-treatment systems, which protect the environment in BMW vehicles with a urea-based SCR mechanism and minimize harmful exhaust gases.
BMW 5 Series bad O2 sensor symptoms, causes, and diagnosis NOx-Sensor | Funktionsprinzip der Sonde Ausfallursachen und Symptome Fehlersuche beim NOx-Sensor Steuergeräte-Diagnose.