With a p0455, the most common repair is to:
You do not need to fix the check engine light you need to fix the problem that is causing the check engine light to come on. Most auto parts will scan your ECU for free and tell you the code that has been set. This code will tell you what parts are being effected.
You find and repair the leak in the evaporative fuel system. It could be anywhere between the gas cap and the engine. Check all vacuum hoses and lines for cracks or holes.
check your engine
I have a 2004 Acura rsx type s check engine light is on has code po172 how do I fix it n what r the possible causes
Here is a video on how to fix engine code p0449
When the check engine light is on, the computer sets a fault code. Most auto parts stores will check this code for free and tell you how to fix it.
Follow the troubleshooting tree that is associated with that code.
have the cooling fans checked out.
P0455 means a gross leak detected in the Evaporative Emissions System. Some call this a "gas cap" code, because the most common cause a loose or failed gas cap. But it could be caused by any vapor leak in the fuel tank, filler neck, or anywhere else in the vapor management system. If it isn't a gas cap, you will need tol take it someplace where they have a smoke machine that can find the leak using smoke.
Most probable cause: Replace Gas Cap Most probable cause: Replace Gas Cap
Fix the problem then you can clear the code.
Ensure the gas cap is properly secure and then clear code, if code returns check for loose hoses under hood and you can buy new gas cap because their inexpensive. If code returns you have a leak somewhere in EVAP system which may be difficult to detect for a "do it yourselfer"