P1121 AUDI – HO2S Sensor Heater Circuit Short To Ground Bank 2 Sensor 2

P1121 AUDI Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P1121 AUDI Possible Causes

Faulty HO2 Sensor Bank 2 Sensor 2,HO2 Sensor Bank 2 Sensor 2 harness is open or shorted,HO2 Sensor Bank 2 Sensor 2 circuit poor electrical connection

P1121 AUDI Description

HO2S Sensor Heater Circuit Short To Ground Bank 2 Sensor 2 is the generic description for the P1121 Audi code, but the manufacturer may have a different description. Currently we have no further information abouth the P1121 Audi OBDII code.