Dirty Air Filter Car Check Engine Light

Go to an auto parts store and have them check the codes when you know what it is you can look it up online.
Dirty air filter car check engine light. Since the dealer where i purchased the truck was simply too busy to look at the problem, i. This in turn results in o2 sensor readings that turn on the check engine light. Then i thought it could be a problem with new air filter so i replaced it
It is one of the significant bad air filter symptoms, which affects the performance of the engine. Inadequate air can result in deposits accumulating on the engine, which may eventually trigger your service engine light. The orange check engine light is a car's way of telling you something is wrong.
Engine airflow performance besides keeping contaminants out, an air filter must allow unrestricted airflow into the engine. Here are the 10 most common issues that trigger it. Always examine your filter under adequate light.
There is no check engine code for a dirty air filter. After a few weeks i noticed my check engine light turned on although the truck seemed to be running fine. So, if the car fails a tailpipe emission test, a dirty filter may be to blame.
Then the cel will come on for a p0172 which indicates a rich condition that the pcm can not compensate for by leaning out. This condition can be caused by a dirty or faulty mass air flow sensor, air filter, a blockage or restriction in the airstream, a fuel pressure, fuel injector or fuel delivery problem. The inadequate air supply can result in carbon deposits — the byproduct of combustion — accumulating in the engine and setting off the check engine light.
There are many other issues that can cause a check engine light to appear, and many of them are relatively inexpensive fixes, including loose fuel caps, a/c compressor clutch relays, eec fuses, dirty ground wires, and more. Reason to change dirty car air filter summing up. The warning light for your engine is usually illuminated when prompted by the engine control unit (ecu) that manages the engine.