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U1222 Engine Trouble Code

Meaning of U1222 engine trouble code is a kind of network trouble code and U1222 code can be about replacing a broken oxygen sensor can eventually lead to a busted catalytic convertor which can cost upwards of $2,000. Taking your car into a shop will cost you around $200 depending on the car. However, an oxygen sensor is easy to replace on many cars and is usually detailed in the owner's manual. If you know where the sensor is, you only have to unclip the old sensor and replace it with a new one. Regardless of how you approach it, you should get this fixed right away.

U1222 Fault Symptoms :

  1. Check engine light comes on
  2. Engine stalling or misfiring
  3. Engine performance issues
  4. Car not starting
If one of these reasons for U1222 code is occuring now you should check U1222 repair processes.
Now don't ask yourself; What should you do with U1222 code ?
The solution is here :

U1222 Possible Solution:

U1222 Engine

Gasoline engines use spark plugs to cause an explosion of fuel within the cylinder. In a properly timed engine, this explosion occurs at the proper moment to send the piston to the bottom of the cylinder and provide power to the drive shaft. If the plug wires are out of sequence, the explosion occurs at the wrong time. The improper timing of the explosion sometimes pushes the cylinder the wrong direction or interferes with the turning of the crank. As a result, the engine stutters or backfires, if it runs at all.

U1222 Code Meaning :

U 1 2 2 2
OBD-II Diagnostic Network (U) Trouble Code For Engine Fuel And Air Metering Manifold Absolute Pressure/Barometric Pressure Circuit High Input Turbocharger Boost Sensor A Circuit Low Glow Plug/Heater Circuit 'A' Malfunction

Regarding the U1222 code, it would probably be worthwhile to carefully inspect the wire harness near the intake manifold bracket. This is done most easily from below the car in the area near the oil filter.

U1222 OBD-II Diagnostic Network (U) Trouble Code Description

U1222 engine trouble code is about Glow Plug/Heater Circuit 'A' Malfunction.

Main reason For U1222 Code

The reason of U1222 OBD-II Engine Trouble Code is Manifold Absolute Pressure/Barometric Pressure Circuit High Input.

U1222 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.