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C3456 Engine Trouble Code

Meaning of C3456 engine trouble code is a kind of chassis 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.

C3456 Fault Symptoms :

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

If one of these reasons for C3456 code is occuring now you should check C3456 repair processes.
Now don't ask yourself; What should you do with C3456 code ?
The solution is here :

C3456 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.

C3456 Code Meaning :

C	3	4	5	6
OBD-II Diagnostic Chassis (C) Trouble Code For Engine	Ignition System Or Misfire	O2 Sensor Heater Circuit Malfunction	Cylinder 1 Injector Circuit Low	Ignition Coil A Primary/Secondary Circuit Malfunction

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.

C3456 OBD-II Diagnostic Chassis (C) Trouble Code Description

C3456 engine trouble code is about Ignition Coil A Primary/Secondary Circuit Malfunction.

Main reason For C3456 Code

The reason of C3456 OBD-II Engine Trouble Code is O2 Sensor Heater Circuit Malfunction.

C3456 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