U3343 Engine Trouble Code
Meaning of U3343 engine trouble code is a kind of network trouble code and when your car's 'U3343 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.
U3343 Fault Symptoms :
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If one of these reasons for U3343 code is occuring now you should check U3343 repair processes.
Now don't ask yourself; What should you do with U3343 code ? The solution is here : |
U3343 Possible Solution:
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. |
U3343 Code Meaning :
U | 3 | 3 | 4 | 3 |
---|---|---|---|---|
OBD-II Diagnostic Network (U) Trouble Code For Engine | Ignition System Or Misfire | Throttle/Pedal Position Sensor/Switch A Circuit Intermittent | Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector) | Exhaust Gas Recirculation Sensor B Circuit High |
Is the fuel pump sometimes not priming when you turn the key to ON(II)? Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The mechanical timing is also something that you should check, as we mentioned above.
U3343 OBD-II Diagnostic Network (U) Trouble Code DescriptionU3343 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.Main reason For U3343 CodeThe reason of U3343 OBD-II Engine Trouble Code is Throttle/Pedal Position Sensor/Switch A Circuit Intermittent. |
U3343 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.