Home >> BMW >> 2014 >> 650i 2D Convertible >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes - Bank 1 (N63TU) >> Fault Code Tests >> DTC P3022: BMW DTC 129202; DME -- O2 Sensor Disturbed SPI Communication To WRAF-Ic (Bank 1 Sensor 1) >> Fault effect and breakdown warning