P2001 Citroen Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2

P2001 Citroen Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2 Possible causes – Sensor or solenoid faulty – Connector terminal contact is damaged or corroded – Wire harness – Check harness for correct voltage, open, short to ground or short to voltage – Update control unit software – Check for the latest control unit…

P2001 Chrysler Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2

P2001 Chrysler Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2 Possible causes – Sensor or solenoid faulty – Connector terminal contact is damaged or corroded – Wire harness – Check harness for correct voltage, open, short to ground or short to voltage – Update control unit software – Check for the latest control unit…

P2001 Chevrolet Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2

P2001 Chevrolet Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2 Possible causes – Sensor or solenoid faulty – Connector terminal contact is damaged or corroded – Wire harness – Check harness for correct voltage, open, short to ground or short to voltage – Update control unit software – Check for the latest control unit…

P2001 Cadillac Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2

P2001 Cadillac Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2 Possible causes – Sensor or solenoid faulty – Connector terminal contact is damaged or corroded – Wire harness – Check harness for correct voltage, open, short to ground or short to voltage – Update control unit software – Check for the latest control unit…

P2001 Buick Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2

P2002 Buick Diesel Particulate Filter Efficiency Below Threshold (Bank 1) OBD Code: System: Subsystem:  P2002 Buick – (ASE)  Powertrain  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Diesel Particulate Filter Efficiency Below Threshold (Bank 1) Location: Analysis: Possible Causes:  Bank 1     Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse…

P2001 BMW Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2

P2001 BMW Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2 Possible causes – Sensor or solenoid faulty – Connector terminal contact is damaged or corroded – Wire harness – Check harness for correct voltage, open, short to ground or short to voltage – Update control unit software – Check for the latest control unit…

P2001 Audi Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2

P2001 Audi Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2 Possible causes – Sensor or solenoid faulty – Connector terminal contact is damaged or corroded – Wire harness – Check harness for correct voltage, open, short to ground or short to voltage – Update control unit software – Check for the latest control unit…

P2001 Acura Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2

P2001 Acura Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2 Possible causes – Sensor or solenoid faulty – Connector terminal contact is damaged or corroded – Wire harness – Check harness for correct voltage, open, short to ground or short to voltage – Update control unit software – Check for the latest control unit…

P2001 Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2

P2001 Oxides of Nitrogen Trap Efficiency Below Threshold Bank 2 Possible causes – Sensor or solenoid faulty – Connector terminal contact is damaged or corroded – Wire harness – Check harness for correct voltage, open, short to ground or short to voltage – Update control unit software – Check for the latest control unit update…