Ford - OBD Code Lookup

P2256 Ford

O2 Sensor Negative Current Control Circuit High Bank 2 Sensor 1

Secondary Air Injection System Control ‘A’ Circuit Low

O2 Sensor Negative Current Control Circuit High Bank 1 Sensor 1

O2 Sensor Negative Current Control Circuit Open Bank 2 Sensor 1

O2 Sensor Negative Current Control Circuit Low Bank 2 Sensor 1

O2 Sensor Negative Current Control Circuit Open Bank 1 Sensor 1

O2 Sensor Negative Current Control Circuit Low Bank 1 Sensor 1

O2 Sensor Reference Voltage Circuit High Bank 2 Sensor 1

O2 Sensor Reference Voltage Performance Bank 2 Sensor 1

O2 Sensor Reference Voltage Circuit Low Bank 2 Sensor 1