9 Reasons Check Engine Light On But Car Runs Fine

In this video, we cover the top reasons for Check Engine Light On But Car Runs Fine. We also look at how to fix it.

Timecode:
Intro - 00:00:00
Intermittent Problem - 00:28:00
Loose Or Leaking Gas Cap - 00:51:00
Dirty Or Bad MAF Sensor - 01:18:00
Bad Oxygen Sensor - 01:48:00
Bad Spark Plugs or Ignition Coils - 02:15:00
Intake Vacuum Leaks - 02:37:00
Failing Catalytic Converter - 02:52:00
Electrical Issue - 03:18:00
Failing Battery or Alternator - 03:37:00
How To Fix? - 03:59:00
Read Trouble Codes - 04:17:00
Research Trouble Code - 04:41:00
Repair The Issue (If Found) - 05:04:00
Reset Codes And Test Drive - 05:18:00

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Disclosure: As an Amazon Associate, I earn from qualifying purchases. This means that I may receive a commission if you click on an Amazon Affiliate link and make a purchase. This helps support my channel and allows me to continue to make videos like this. Thank you for your support!