2005 E87 116I - 2C55 and 2C56 error!*
Heya.... need some help..
Last 10000 km get problem.... after car is warmingup and drive 150km without stoping get check engine lamp and two error 2C55 and 2C56 (bank 1 O2 sensor aging)..
When drive car on short trips no error (max 30-40 km) ...
My mehanick put new O2 senosor (Bosch) , temperatuere sensor, clean MAF, clean electro valve for Vanos, new thermostat, clean injector...but error is here dont know what is and where is problem..
I have not tried new gas cap, fuel filter or oil cap...
Car is 116i E87 2005 85kw 150000km
And yeah car goes normally and consumption is quite normal ( BC have info 8.3 l/100 average) ..most of the driving is city short trips
Last edited by VooDoo_; 07-09-2014 at 04:10 AM.