Jetta Sedan L5-2.5L (CBTA) (2009)
‹› 18 - O2 Connector Engine Code CBUA: 6 pin
‹› 19 - Heated Oxygen Sensor (HO2S) -G39- in front of the catalytic converter
‹› 20 - O2 Connector Engine Code CBUA: 4 pin
‹› 21 - Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC), Bank 1
‹› 22 - O2 Connector 4 pin
‹› 23 - Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC)
. 6 - Secondary air injection (AIR) solenoid valve 11 - E-box, in engine compartment