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P1228 Engine Trouble Code

Meaning of P1228 engine trouble code is : When the check engine light comes P1228 code on the first you should check is the gas cap. Pull over, retighten it, and take a look at the cap to see if it has any cracks in it. Continue driving and see if the check engine light turns off. Alternately, you can purchase a gas cap for about $3 at an auto parts store. All you need to do is take the old one off and screw on the new one. If you've already made it to the store, you might as well just replace it. While not car-threatening, it's good to take care of this right away to improve gas mileage.

P1228 Possible Solution:

P1228 Engine

Power Steering Pressure (PSP) Switch Malfunction In Key On, Engine Off Self-Test, this DTC indicates the PSP input to the PCM is high. In Key On, Engine Running Self-Test, this DTC indicates that the PSP input did not change state. Steering wheel must be turned during Key On, Engine Running Self-Test PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged.

P1228 Code Meaning :

P 1 2 2 8
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Fuel And Air Metering Manifold Absolute Pressure/Barometric Pressure Circuit High Input Turbocharger Boost Sensor A Circuit Low Clutch Position Sensor Circuit Malfunction

The oxygen (02) sensors on your car measure the oxygen in the exhaust to determine how rich or lean the ratio of fuel and air are in the cylinders. Optimizing this mixture means better fuel economy and fewer exhaust emissions.

P1228 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1228 OBD-II Trouble Code Wastegate Failed Open Under Pressure is one of the definitions for the P1228; however your vehicles manufacturer may have a different definition for the P1228 code. Please check below for your specifi P1228 code.

Reason For P1228 Code

The reason of P1228 OBD-II Engine Trouble Code is Manifold Absolute Pressure/Barometric Pressure Circuit High Input.

P1228 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.