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U2957 Engine Trouble Code

Meaning of U2957 engine trouble code is a kind of network trouble code and theoretically you can drive for a few weeks or even months with a broken MAF sensor. You will notice a decrease in gas mileage and over time the car will eventually start stalling a lot. At a shop, the replacement cost is between $240-$400 depending on the car, but that's usually the cost of parts because the labor is relatively simple.

U2957 Fault Symptoms :

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

If one of these reasons for U2957 code is occuring now you should check U2957 repair processes.
Now don't ask yourself; What should you do with U2957 code ?
The solution is here :

U2957 Possible Solution:

Disconnected, dirty or fouled spark plugs are common causes for engines that won't start. Spark plugs typically need to be replaced every season or 25 hours of use. You should also check that the spark plug gap is set properly. If your spark plugs look good, problems with your ignition system can also preventing a spark. These can range from a faulty spark plug lead, shorted kill switch or flywheel key damage.

U2957 Code Meaning :

U	2	9	5	7
OBD-II Diagnostic Network (U) Trouble Code For Engine	Fuel And Air Metering (Injector Circuit Malfunctions Only)	Injector Circuit Malfunction - Cylinders	Cylinder 1 Injector Circuit Low	Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical

The poor running symptoms are consistent with a MAP sensor malfunction. In addition, in some cases, a bad MAP sensor will not throw a code. Again, the ELD code likely represents a separate wiring issue.

U2957 OBD-II Diagnostic Network (U) Trouble Code Description

U2957 engine trouble code is about Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical.

Main reason For U2957 Code

The reason of U2957 OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.

U2957 the main thing to check is to verify the operation of the VCT solenoid. You're looking for a sticking or stuck VCt solenoid valve caused by contamination. Refer to vehicle specific repair manual to perform component tests for the VCT unit.

	Example: 0140