Possible causes – Faulty Rear Heated Oxygen Sensor Bank 1– Rear Heated Oxygen Sensor Bank 1 harness is open or shorted– Rear Heated Oxygen Sensor Bank 1 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the Rear Heated Oxygen Sensor Bank…
Tag: BMW
P0138 BMW O2 Sensor Circuit High Voltage Bank 1 Sensor 2
Possible causes – Faulty Rear Heated Oxygen Sensor Bank 1– Rear Heated Oxygen Sensor Bank 1 harness is open or shorted– Rear Heated Oxygen Sensor Bank 1 circuit poor electrical connection– Intake air leaks– Exhaust gas leaks– Inappropriate fuel pressure– Faulty fuel injectors Tech description Replacing the Rear Heated Oxygen Sensor Bank 1 usually takes…
P0161 BMW O2 Sensor Heater Circuit Malfunction Bank 2 Sensor 2
Possible causes – Faulty Rear Heated Oxygen Sensor Bank 2– Rear Heated Oxygen Sensor Bank 2 harness is open or shorted– Rear Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure – Faulty fuel injectors– Intake air leaks– Exhaust gas leaks Tech description Replacing the Rear Heated Oxygen Sensor Bank 2 usually…
P0158 BMW O2 Sensor Circuit High Voltage Bank 2 Sensor 2
Possible causes – Faulty Rear Heated Oxygen Sensor Bank 2– Rear Heated Oxygen Sensor Bank 2 harness is open or shorted– Rear Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure – Faulty fuel injectors– Intake air leaks– Exhaust gas leaks Tech description Replacing the Rear Heated Oxygen Sensor Bank 2 usually…
P1097 BMW O2 Sensor Circuit Slow Response after Coast Down Fuel Cutoff Bank 1 Sensor 1
Possible causes – Faulty O2 Sensor Bank 1 Sensor 1– O2 Sensor Bank 1 Sensor 1 harness is open or shorted– O2 Sensor Bank 1 Sensor 1 circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P1094 BMW O2 Sensor Circuit Slow Response in Rich Control Range Bank 2 Sensor 1
Possible causes – Faulty O2 Sensor Bank 2 Sensor 1– O2 Sensor Bank 2 Sensor 1 harness is open or shorted– O2 Sensor Bank 2 Sensor 1 circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P1096 BMW O2 Sensor Circuit Slow Switching From Lean to Rich Bank 2 Sensor 1
Possible causes – Faulty O2 Sensor Bank 2 Sensor 1– O2 Sensor Bank 2 Sensor 1 harness is open or shorted– O2 Sensor Bank 2 Sensor 1 circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P1098 BMW O2 Sensor Circuit Slow Response after Coast Down Fuel Cutoff Bank 2 Sensor 2
Possible causes – Faulty O2 Sensor Bank 2 Sensor 2– O2 Sensor Bank 2 Sensor 2 harness is open or shorted– O2 Sensor Bank 2 Sensor 2 circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P1130 BMW Oxygen Sensor Behind Catalytic Converter Ageing
Possible causes – Faulty Oxygen Sensor– Oxygen Sensor harness is open or shorted– Oxygen Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1130 BMW OBD Code Description O2 sensor circuit dynamic test bank 1 sensor 2
P1131 BMW Oxygen Sensor Behind Catalytic Converter 2 Ageing
Possible causes – Faulty Oxygen Sensor– Oxygen Sensor harness is open or shorted– Oxygen Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1131 BMW OBD Code Description O2 sensor circuit dynamic test bank 2 sensor 2