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Hyundai Entourage P1644 Engine Error Code

When you check Hyundai Entourage car engine light came on code P1644 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Hyundai manufacturer may have a different definition for the P1644 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P1644 Hyundai Entourage Code Clear

On 1999 and later P1644 Hyundai Entourage 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.

P1644 Code Reason

Hyundai Entourage P1644 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1644 Fuel Pump Speed Control Circuit Malfunction so you have to check ODB-II Engine Error Code list.

Reason For Hyundai Entourage P1644 Code

The reason of Hyundai Entourage P1644 OBD-II Engine Error Code is P1644 Fuel Pump Speed Control Circuit Malfunction.

There are currently two main types of cylinder deactivation used today, depending on the type of engine. P1644 Hyundai Entourage 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.

Hyundai Entourage P1644 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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