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Chevrolet Equinox U3688 Engine Error Code

When you check Chevrolet Equinox car engine light came on code U3688 the reason should be . However Chevrolet manufacturer may have a different definition for the U3688 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.

U3688 Chevrolet Equinox Code Clear

On 1999 and later U3688 Chevrolet Equinox 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.

U3688 Code Reason

Chevrolet Equinox U3688 OBD-II Diagnostic Network (U) Trouble Code Description

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

Reason For Chevrolet Equinox U3688 Code

The reason of Chevrolet Equinox U3688 OBD-II Engine Error Code is .

There are currently two main types of cylinder deactivation used today, depending on the type of engine. U3688 Chevrolet Equinox 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.

Chevrolet Equinox U3688 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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