P0003 Engine Trouble Code
Meaning of P0003 engine trouble code is : 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 $200-$300 depending on the car, but that's usually the cost of parts because the labor is relatively simple.
P0003 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.
P0003 Code Meaning :
|OBD-II Diagnostic Powertrain (P) Trouble Code For Engine||Intake Valve Control Solenoid Circuit Low||Ambient Air Temperature Sensor Circuit Low||Cold Start Injector 1 Malfunction||Exhaust Gas Recirculation Sensor B Circuit High|
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.
P0003 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionP0003 OBD-II Trouble Code Fuel Volume Regulator Control Circuit Low is the generic definition for the P0003; however your vehicles manufacturer may have a different definition for the P0003 code. P0003 code.
Reason For P0003 CodeThe reason of P0003 OBD-II Engine Trouble Code is Ambient Air Temperature Sensor Circuit Low.
P0003 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.