U0002 Buick High Speed Controller Area Network (CAN) Communication Bus Performance

U0003 Buick High Speed Controller Area Network (CAN) Communication Bus (+) Open OBD Code: System: Subsystem:  U0003 Buick – (ASE)  Network Communication  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: High Speed Controller Area Network (CAN) Communication Bus (+) Open Location: Analysis: Possible Causes:       Tech description: Buick Vehicle:Buick Regal – ?Buick…

P3494 Buick (Cylinder No.12) Exhaust Valve Control Circuit Performance

P3495 Buick (Cylinder No.12) Exhaust Valve Control Circuit Low OBD Code: System: Subsystem:  P3495 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.12) Exhaust Valve Control Circuit Low Location: Analysis: Possible Causes:  cylinder 12  End of Range – Circuit Lower Than Expected   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…

P3495 Buick (Cylinder No.12) Exhaust Valve Control Circuit Low

P3496 Buick (Cylinder No.12) Exhaust Valve Control Circuit High OBD Code: System: Subsystem:  P3496 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.12) Exhaust Valve Control Circuit High Location: Analysis: Possible Causes:  cylinder 12  End of Range – Circuit Higher Than Expected   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…

P3496 Buick (Cylinder No.12) Exhaust Valve Control Circuit High

P3497 Buick Multiple Displacement System Rationality Bank 2 Possible causes – Low oil pressure– Restricted oil passage– Engine mechanical condition– Multiple Displacement System (MDS) Solenoid fault Tech description Although in some cases changing the engine oil may fix the problem, usually the Multi Displacement System Solenoid may need to replaced. What about the obd code?…

P3491 Buick (Cylinder No.12) Deactivation / Intake Valve Control Circuit Low

P3492 Buick (Cylinder No.12) Deactivation / Intake Valve Control Circuit High OBD Code: System: Subsystem:  P3492 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.12) Deactivation / Intake Valve Control Circuit High Location: Analysis: Possible Causes:  cylinder 12  End of Range – Circuit Higher Than Expected   Tech description: Buick Vehicle:Buick Regal –…

P3492 Buick (Cylinder No.12) Deactivation / Intake Valve Control Circuit High

P3493 Buick (Cylinder No.12) Exhaust Valve Control Circuit / Open OBD Code: System: Subsystem:  P3493 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.12) Exhaust Valve Control Circuit / Open Location: Analysis: Possible Causes:  cylinder 12  Open Circuit   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar…

P3493 Buick (Cylinder No.12) Exhaust Valve Control Circuit / Open

P3494 Buick (Cylinder No.12) Exhaust Valve Control Circuit Performance OBD Code: System: Subsystem:  P3494 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.12) Exhaust Valve Control Circuit Performance Location: Analysis: Possible Causes:  cylinder 12  Circuit Performance Issue   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick…

P3488 Buick (Cylinder No.11) Exhaust Valve Control Circuit High

P3489 Buick (Cylinder No.12) Deactivation / Intake Valve Control Circuit / Open OBD Code: System: Subsystem:  P3489 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.12) Deactivation / Intake Valve Control Circuit / Open Location: Analysis: Possible Causes:  cylinder 12  Open Circuit   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…

P3489 Buick (Cylinder No.12) Deactivation / Intake Valve Control Circuit / Open

P3490 Buick (Cylinder No.12) Deactivation / Intake Valve Control Circuit Performance OBD Code: System: Subsystem:  P3490 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.12) Deactivation / Intake Valve Control Circuit Performance Location: Analysis: Possible Causes:  cylinder 12  Circuit Performance Issue   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse…

P3490 Buick (Cylinder No.12) Deactivation / Intake Valve Control Circuit Performance

P3491 Buick (Cylinder No.12) Deactivation / Intake Valve Control Circuit Low OBD Code: System: Subsystem:  P3491 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.12) Deactivation / Intake Valve Control Circuit Low Location: Analysis: Possible Causes:  cylinder 12  End of Range – Circuit Lower Than Expected   Tech description: Buick Vehicle:Buick Regal –…

P3485 Buick (Cylinder No.11) Exhaust Valve Control Circuit / Open

P3486 Buick (Cylinder No.11) Exhaust Valve Control Circuit Performance OBD Code: System: Subsystem:  P3486 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.11) Exhaust Valve Control Circuit Performance Location: Analysis: Possible Causes:  Cylinder 11  Circuit Performance Issue   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick…

P3486 Buick (Cylinder No.11) Exhaust Valve Control Circuit Performance

P3487 Buick (Cylinder No.11) Exhaust Valve Control Circuit Low OBD Code: System: Subsystem:  P3487 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.11) Exhaust Valve Control Circuit Low Location: Analysis: Possible Causes:  Cylinder 11  End of Range – Circuit Lower Than Expected   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…

P3487 Buick (Cylinder No.11) Exhaust Valve Control Circuit Low

P3488 Buick (Cylinder No.11) Exhaust Valve Control Circuit High OBD Code: System: Subsystem:  P3488 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.11) Exhaust Valve Control Circuit High Location: Analysis: Possible Causes:  Cylinder 11  End of Range – Circuit Higher Than Expected   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…

P3482 Buick (Cylinder No.11) Deactivation / Intake Valve Control Circuit Performance

P3483 Buick (Cylinder No.11) Deactivation / Intake Valve Control Circuit Low OBD Code: System: Subsystem:  P3483 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.11) Deactivation / Intake Valve Control Circuit Low Location: Analysis: Possible Causes:  Cylinder 11  End of Range – Circuit Lower Than Expected   Tech description: Buick Vehicle:Buick Regal –…

P3483 Buick (Cylinder No.11) Deactivation / Intake Valve Control Circuit Low

P3484 Buick (Cylinder No.11) Deactivation / Intake Valve Control Circuit High OBD Code: System: Subsystem:  P3484 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.11) Deactivation / Intake Valve Control Circuit High Location: Analysis: Possible Causes:  Cylinder 11  End of Range – Circuit Higher Than Expected   Tech description: Buick Vehicle:Buick Regal –…

P3484 Buick (Cylinder No.11) Deactivation / Intake Valve Control Circuit High

P3485 Buick (Cylinder No.11) Exhaust Valve Control Circuit / Open OBD Code: System: Subsystem:  P3485 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.11) Exhaust Valve Control Circuit / Open Location: Analysis: Possible Causes:  Cylinder 11  Open Circuit   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar…

P3479 Buick (Cylinder No.10) Exhaust Valve Control Circuit Low

P3480 Buick (Cylinder No.10) Exhaust Valve Control Circuit High OBD Code: System: Subsystem:  P3480 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.10) Exhaust Valve Control Circuit High Location: Analysis: Possible Causes:  Cylinder 10  End of Range – Circuit Higher Than Expected   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…

P3480 Buick (Cylinder No.10) Exhaust Valve Control Circuit High

P3481 Buick (Cylinder No.11) Deactivation / Intake Valve Control Circuit / Open OBD Code: System: Subsystem:  P3481 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.11) Deactivation / Intake Valve Control Circuit / Open Location: Analysis: Possible Causes:  Cylinder 11  Open Circuit   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…

P3481 Buick (Cylinder No.11) Deactivation / Intake Valve Control Circuit / Open

P3482 Buick (Cylinder No.11) Deactivation / Intake Valve Control Circuit Performance OBD Code: System: Subsystem:  P3482 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.11) Deactivation / Intake Valve Control Circuit Performance Location: Analysis: Possible Causes:  Cylinder 11  Circuit Performance Issue   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse…

P3478 Buick (Cylinder No.10) Exhaust Valve Control Circuit Performance

P3479 Buick (Cylinder No.10) Exhaust Valve Control Circuit Low OBD Code: System: Subsystem:  P3479 Buick – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: (Cylinder No.10) Exhaust Valve Control Circuit Low Location: Analysis: Possible Causes:  Cylinder 10  End of Range – Circuit Lower Than Expected   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…