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U3222 Engine Trouble Code

Meaning of U3222 engine trouble code is a kind of network trouble code and U3222 if your catalytic convertor fails completely, you eventually won't be able to keep the car running. Your gas mileage will also be terrible, so you should try and fix it as soon as you can. Unfortunately, the average replacement cost is around $2,140 and you can't do it yourself unless you're an experienced mechanic.

U3222 Fault Symptoms :

Check engine light comes on
Engine stalling or misfiring
Engine performance issues
Car not starting

If one of these reasons for U3222 code is occuring now you should check U3222 repair processes.
Now don't ask yourself; What should you do with U3222 code ?
The solution is here :

U3222 Possible Solution:

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.

U3222 Code Meaning :

U	3	2	2	2
OBD-II Diagnostic Network (U) Trouble Code For Engine	Ignition System Or Misfire	Manifold Absolute Pressure/Barometric Pressure Circuit High Input	Turbocharger Boost Sensor A Circuit Low	Glow Plug/Heater Circuit 'A' Malfunction

The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate.

U3222 OBD-II Diagnostic Network (U) Trouble Code Description

U3222 engine trouble code is about Glow Plug/Heater Circuit 'A' Malfunction.

Main reason For U3222 Code

The reason of U3222 OBD-II Engine Trouble Code is Manifold Absolute Pressure/Barometric Pressure Circuit High Input.

U3222 DTC specifically refers to the camshaft (cam) timing. In this case, if the cam timing is over-retarded, the engine light will be illluminated and the code will be set.

	Example: 0140