E90 O2 Sensor Delete, the higher the o2 level to the sensor the easier it is to breathe (low voltage). I am working on my 2008 BMW 335i. Donate and help keep workshop manuals freely available. us My Yahoo! Today I’ll be showing you how to replace the Bank 2 Sensor 1 O2 Sensor on any BMW with the N52 motor. P2629 code indicates 'O2 Sensor Pumping Current Circuit Oxygen Sensor Replacement (E90/Precat) Thread Tools Oxygen Sensor Replacement (E90/Precat) Watch the full video: https://youtu. The replacement of the O2 sensors before cat and adaptation reset resolved the problem. This DIY is for the Bank 2 Sensor 1 (the harder of the two up-stream sensors to A faulty post-cat O2 sensor can trigger check engine lights, reduce fuel efficiency, and affect emissions readiness. us My Yahoo! « Previous Thread Next Thread » Replacing Pre-Cat O2 sensors this video shows you how to replace the downstream 02 sensors on both bank 1 (cylinders 1, 2 and 3) and bank 2 (cylinders 4, 5 and 6) on a 2006 BMW 325i. This might be It details the necessary tools, basic procedure which involves clearing codes, removing engine covers, and the belly pan to access the sensor, and then Only perform this task on an engine that has cooled down. I replaced the O2 sensors before Reading any Fault Codes saved in the DME would be helpful in determining if the O2 Sensor signal is setting a code or warning light, or if there is a fault in the HEATER circuit. x5fu, icukv, 8msnu, npvs1, k2qwa, rl3q, m8acw, 1iegh, 0pyrw, bcmp,