Logo

P1573 Engine Trouble Code

Meaning of P1573 engine trouble code is : When your car's 'P1573 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.

P1573 Possible Solution:

P1573 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.

P1573 Code Meaning :

P 1 5 7 3
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Fuel And Air Metering Fuel Composition Sensor Circuit Malfunction Cylinder 10 Contribution/balance Fault 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.

P1573 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1573 OBD-II Trouble Code Throttle Position Not Available is one of the definitions for the P1573; however your vehicles manufacturer may have a different definition for the P1573 code. Please check below for your specific mak P1573 code.

Reason For P1573 Code

The reason of P1573 OBD-II Engine Trouble Code is Fuel Composition Sensor Circuit Malfunction.

P1573 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.