U3374 Engine Code Repair
Meaning of U3374 engine trouble code is a kind of network trouble code and when your car's 'U3374 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off.
U3374 Fault Symptoms :
- Check engine light comes on
- Engine stalling or misfiring
- Engine performance issues
- Car not starting
If one of these reasons for U3374 code is occuring now you should check U3374 repair processes.
Now don't ask yourself; What should you do with U3374 code ?
The solution is here :
U3374 Possible Solution:
Air Conditioning Pressure Sensor (ACP) Insufficient Pressure Change Each time the A/C clutch engages, the PCM is looking for a pressure change in the refrigerant. If the change in pressure is outside of the calibration the DTC will set. A/C system mechanical failure Open ACP or VREF circuit A/C sensor damaged A/C system electrical failure A/C clutch always engaged Verify A/C system function, including refrigerant charge.
U3374 Code Meaning :
U
OBD-II Diagnostic Network (U) Trouble Code For Engine
3
Ignition System Or Misfire
3
Manifold Absolute Pressure/Barometric Pressure Circuit High Input
7
Cylinder 4 Contribution/Balance Fault
4
Exhaust Gas Recirculation Sensor B Circuit High
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.
U3374 OBD-II Diagnostic Network (U) Trouble Code DescriptionU3374 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.Main reason For U3374 CodeThe reason of U3374 OBD-II Engine Trouble Code is Manifold Absolute Pressure/Barometric Pressure Circuit High Input. |
U3374 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.