Buick Park Avenue P3490 Engine Error Code

When you check Buick Park Avenue car engine light came on code P3490 the reason should be . However Buick manufacturer may have a different definition for the P3490 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

On 1999 and later P3490 Buick Park Avenue engines, the instrument cluster has a built-in self-diagnostic mode that can be accessed by pressing and holding the instrument cluster SELECT/RESET button. Insert the ignition key and turn to the RUN position (but don't crank or start engine). Continue to press and hold the SELECT/RESET button (for 5 seconds) until the word TEST is displayed by the odometer. Release the SELECT/RESET button within three seconds after the word TEST is displayed to begin the self-diagnostic mode.

Buick Park Avenue P3490 OBD-II Diagnostic Powertrain (P) Trouble Code Description P3490 Cylinder 12 Deactivation/Intake Valve Control Circuit Performance so you have to check ODB-II Engine Error Code list. Reason For Buick Park Avenue P3490 Code The reason of Buick Park Avenue P3490 OBD-II Engine Error Code is P3490 Cylinder 12 Deactivation/Intake Valve Control Circuit Performance.

There are currently two main types of cylinder deactivation used today, depending on the type of engine. P3490 Buick Park Avenue code for the pushrod design which uses solenoids to alter the oil pressure delivered to the lifters. In their collapsed state, the lifters are unable to elevate their companion pushrods under the valve rocker arms, resulting in valves that cannot be actuated and remain closed.

Buick Park Avenue P3490 Possible Solution :

In-line Ford engines, along with those of most other manufacturers, begin the numbering of cylinders at the front and proceed in numerical order toward the back. In the V-engine design, Ford follows a similar design with the number one cylinder at the front left of the engine. In the V-6 configuration, cylinder 4 is at the front right of the engine and in a V-8, cylinder number 5 is in that location. Other manufacturers sometimes use an alternating pattern in the V-engines.

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