Posts Tagged: why is my car failing emissions test

Car failed emissions test

Why is my car failing emissions test   This is Part II of a series on Readiness Monitors. If you haven’t read Part I, find it here If your state requires emissions testing and the technician failed your car right away, you’re wondering “Why is my car failing emissions test?” Well, when a car fails right away it’s because the technician noticed that the readiness monitors were not set to “complete” status.   Every modern car has a computer that runs tests on each emissions related system in the car. … Read More