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C1454 Engine Trouble Code

Meaning of C1454 engine trouble code is a kind of chassis trouble code and when your car's 'C1454 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.

C1454 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 C1454 code is occuring now you should check C1454 repair processes.
Now don't ask yourself; What should you do with C1454 code ?
The solution is here :

C1454 Possible Solution:

C1454 Engine

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.

C1454 Code Meaning :

C 1 4 5 4
OBD-II Diagnostic Chassis (C) Trouble Code For Engine Fuel And Air Metering O2 Sensor Heater Circuit Malfunction Cylinder 1 Injector Circuit Low Timing Reference High Resolution Signal A Too Many Pulses

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.

C1454 OBD-II Diagnostic Chassis (C) Trouble Code Description

C1454 engine trouble code is about Timing Reference High Resolution Signal A Too Many Pulses.

Main reason For C1454 Code

The reason of C1454 OBD-II Engine Trouble Code is O2 Sensor Heater Circuit Malfunction.

C1454 DTC reports a sensor fault, replacement of the sensor is unlikely to resolve the underlying problem. The fault is most likely to be caused by the systems that the sensor is monitoring, but might even be caused by the wiring to the sensor itself.