Gas Cap An Unsuspecting Player in Check Engine Light Dramas

The Smog Check failure must not be due solely: To an ignition timing adjustment, or. A failed gas cap function test, or. A tampered emissions control system ... Your Hyundai check engine light may indicate that your gas cap isn't secure. Others, however, are potential catastrophes that take an expert's touch to diagnose ... It will eventually go away if it was just the gas cap or if you want you can disconnect the battery(this will clear the code) and see if it comes back. Check Engine Light Gas Cap and Small Evap Leak Fix. How to fix code P0457 and P1456. Small Evap Leak Detected Fix. How to Fix a check engine ... ENGINE LIGHT & GAS CAP LIGHT · Turn your car off, and wait until the engine is completely cool. · Put on safety glasses and gloves as a precaution ... Just disconnect the battery for a few minutes, CEL will reset. Otherwise it could take a hundred or so miles. Aftermarket gas caps and Tacomas ... A non-secure gas cap, will not only let in dirt and grime, but it can allow fuel vapors to escape. These fuel vapors can produce an error in the ... If the warning light illuminates, park your vehicle safely off the right-of-way, remove the fuel-filler cap and reinstall it correctly. After ... How about a check engine light for starters? A loose gas cap will not only let in grime and dirt, but it can allow fuel vapors to escape the fuel tank. These ... Capless gas tank engine light turns on usually because the filler neck's flap is not sealed completely due to accumulated dirt or grime.