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P1426 Engine Trouble Code

Meaning of P1426 engine trouble code is : When the check engine light comes P1426 code on the first you should check is the gas cap. Pull over, retighten it, and take a look at the cap to see if it has any cracks in it. Continue driving and see if the check engine light turns off. Alternately, you can purchase a gas cap for about $3 at an auto parts store. All you need to do is take the old one off and screw on the new one. If you've already made it to the store, you might as well just replace it. While not car-threatening, it's good to take care of this right away to improve gas mileage.

P1426 Possible Solution:

P1426 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.

P1426 Code Meaning :

P 1 4 2 6
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Fuel And Air Metering O2 Sensor Heater Circuit Malfunction Turbocharger Boost Sensor A Circuit Low Ignition Coil A Primary/Secondary Circuit Malfunction

The oxygen (02) sensors on your car measure the oxygen in the exhaust to determine how rich or lean the ratio of fuel and air are in the cylinders. Optimizing this mixture means better fuel economy and fewer exhaust emissions.

P1426 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1426 OBD-II Trouble Code Tank Ventilation Valve Open Circuit is one of the definitions for the P1426; however your vehicles manufacturer may have a different definition for the P1426 code. Please check below for your specific P1426 code.

Reason For P1426 Code

The reason of P1426 OBD-II Engine Trouble Code is O2 Sensor Heater Circuit Malfunction.

P1426 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.