Pontiac Sunrunner B0874 Engine Error Code

When you check Pontiac Sunrunner car engine light came on code B0874 the reason should be . However Pontiac manufacturer may have a different definition for the B0874 OBD-II Diagnostic Body (B) Trouble Code. So you should chech it on our car models.

B0874 Pontiac Sunrunner Code Clear

On 1999 and later B0874 Pontiac Sunrunner 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.

B0874 Code Reason

Pontiac Sunrunner B0874 OBD-II Diagnostic Body (B) Trouble Code Description

so you have to check ODB-II Engine Error Code list.

Reason For Pontiac Sunrunner B0874 Code

The reason of Pontiac Sunrunner B0874 OBD-II Engine Error Code is .

There are currently two main types of cylinder deactivation used today, depending on the type of engine. B0874 Pontiac Sunrunner 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.

Pontiac Sunrunner B0874 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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