P1371 Engine Trouble Code
When you check engine light came on code P1371 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However your vehicle's manufacturer may have a different definition for the P1371 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
When the check engine light comes P1371 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.
P1371 Code Meaning :
|OBD-II Diagnostic Powertrain (P) Trouble Code For Engine||Fuel And Air Metering||Fuel Rail Pressure Sensor Circuit Malfunction||Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)||Glow Plug/Heater Circuit 'A' 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.
P1371 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionP1371 OBD-II Trouble Code Missing Low Resolution Signal is one of the definitions for the P1371; however your vehicles manufacturer may have a different definition for the P1371 code. Please check below for your specific make. P1371 code.
Reason For P1371 CodeThe reason of P1371 OBD-II Engine Trouble Code is Fuel Rail Pressure Sensor Circuit Malfunction.
P1371 DTCs may also be triggered by faults earlier down the line. For example, a dirty MAF sensor might be causing the car to overcompensate in its fuel-trim adjustments. As a result, oxygen sensors are likely to report fuel mixture problems.