Awasome 2009 Dodge Journey Check Engine Light Gas Cap 2023. Web check gas cap light fix. Gas cap problems a loose, broken, or missing gas cap can trigger the check engine light on your dash.
Simply put, if your fuel cap light is on, it means that the computer has detected a leak in the system, typically from a loose gas. Web while a check engine light can come on for a number of reasons, in most cases it is due to one of the following issues: Your problem is in the evaporative emission system which is designed to.
