Pontiac Sunrunner P1684 Engine Error Code

When you check Pontiac Sunrunner car engine light came on code P1684 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Pontiac manufacturer may have a different definition for the P1684 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

On 1999 and later P1684 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.

Pontiac Sunrunner P1684 OBD-II Diagnostic Powertrain (P) Trouble Code Description P1684 Metering Oil Pump Position Sensor Circuit Malfunction so you have to check ODB-II Engine Error Code list. Reason For Pontiac Sunrunner P1684 Code The reason of Pontiac Sunrunner P1684 OBD-II Engine Error Code is P1684 Metering Oil Pump Position Sensor Circuit Malfunction.

There are currently two main types of cylinder deactivation used today, depending on the type of engine. P1684 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 P1684 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.

What does fault code P1684 mean for Pontiac Sunrunner ? What does a diagnostic reading P1684 mean for Pontiac Sunrunner ? How to fix OBD2 Code P1684 for Pontiac Sunrunner ? What do we know about P1684 code for Pontiac Sunrunner ?