U0228 Subaru M80 DTC Code

Subaru M80 Engine Specifications:

Engine Type :	Multi-Cylinder Engine
Cylinder Type :	W-Type Engine
Engine Air Intake Process :	Turbocharged Engine

Your Subaru M80 engine control system detects a problem, the computer stores the diagnostic trouble code U0228 in its memory. To figure out what is wrong with your vehicle you must first extract the U0228 DTC For Subaru M80.

On 1999 and later U0228 Subaru M80 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.

U0228 Subaru M80 DTC Meaning

U	Network Code - Problem is climate control system, lighting, airbags, etc.
0	SAE - Generic
2	Computer And Auxiliary Outputs
2	Cruise Control Servo Indicates Low
8	Park/Neutral Postion (PNP) Switch Circuit Engine Torque Signal Circuit

There are currently two main types of cylinder deactivation used today, depending on the type of engine. U0228 Subaru M80 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.