P1501 Engine Trouble Code

Meaning of P1501 engine trouble code is a kind of powertrain trouble code and P1501 if your catalytic convertor fails completely, you eventually won't be able to keep the car running. Your gas mileage will also be terrible, so you should try and fix it as soon as you can. Unfortunately, the average replacement cost is around $2,140 and you can't do it yourself unless you're an experienced mechanic.

P1501 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 P1501 code is occuring now you should check P1501 repair processes.
Now don't ask yourself; What should you do with P1501 code ?
The solution is here :

P1501 Possible Solution:

P1501 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.

P1501 Code Meaning :

P 1 5 0 1
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Fuel And Air Metering Fuel Composition Sensor Circuit Malfunction Cold Start Injector 1 Malfunction Crankshaft Position Sensor A Circuit Low Input

The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate.

P1501 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1501 OBD-II Trouble Code Vehicle Speed Sensor Out Of Self Test Range is one of the definitions for the P1501; however your vehicles manufacturer may have a different definition for the P1501 code. Please check below for your P1501 code.

Main reason For P1501 Code

The reason of P1501 OBD-II Engine Trouble Code is Fuel Composition Sensor Circuit Malfunction.

P1501 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.