---
id: faq-0081
title: "Why is my check engine light on?"
category: faq
subtopic: service-and-maintenance
page_type: faq
source_url: "https://www.boballenmotormall.com"
tags: ["diagnostics", "warning-lights", "repair"]
questions:
  - "What does the check engine light mean?"
  - "Is it safe to drive with the check engine light on?"
  - "How do I turn off the check engine light?"
related: [diagnostic-scan, emissions-service, engine-repair]
dealer: Bob Allen Motor Mall
---

A check engine light signals that your vehicle's onboard diagnostic system detected a problem-usually emissions-related, but sometimes indicating engine, transmission, or fuel system issues. It's not always urgent, but ignoring it can lead to bigger, costlier repairs.

The light can mean anything from a loose gas cap to a serious engine problem. Never ignore it for long. Bob Allen's Service Department uses professional diagnostic equipment to read the exact code and identify the issue quickly and accurately. Many problems are straightforward fixes. Don't guess or delay-call **(877) 331-4442** to schedule a diagnostic scan and get your vehicle back to running right.