Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 1 Sensor 3– Heated Oxygen Sensor (H2OS) Bank 1 Sensor 3 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 1 Sensor 3 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 1 Sensor 3 fuse– Faulty Engine Control Module (ECM) Tech description The code means…
Tag: P0043
P0043 AUDI HO2S Heater Control Circuit Low Bank 1 Sensor 3
Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 1 Sensor 3– Heated Oxygen Sensor (H2OS) Bank 1 Sensor 3 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 1 Sensor 3 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 1 Sensor 3 fuse– Faulty Engine Control Module (ECM) Tech description The code means…