Why does my Audi A4 B8 have a check engine light?
This article applies to the Audi A4 B8 (2009-2015). That check engine light can be a pesky bugger. It’s trying to help by alerting you of a potential problem, but without a code reader, you’re speaking different languages. Fortunately, unless that CEL is flashing, it is usually safe to drive the car home.
How do you reset check engine light on Audi A4?
Trunk-mounted battery location. Using your 10mm wrench, or ratchet, remove the negative (black) terminal from the battery. Wedge the terminal between the false floor, or otherwise secure it away from the battery. The goal is to keep the terminal from making contact. Wait approximately 15-20 minutes.
When does the Check Engine light come on?
The check engine light is tied into your car’s onboard diagnostics system, and it’s designed to light up (usually in yellow) whenever something goes wrong with this complex collection of components and sensors. Problems in the electronic control system are stored in a “trouble code” to identify the source of the issue.
Is it safe to drive with the Check Engine light on?
It could also mean your catalytic converter has given up the ghost. The check engine light means there’s a problem somewhere in your emissions system. Regardless, you’re safe to drive for now as long as the car isn’t performing strangely. Just have the check engine light checked and the problem repaired.
This article applies to the Audi A4 B8 (2009-2015). That check engine light can be a pesky bugger. It’s trying to help by alerting you of a potential problem, but without a code reader, you’re speaking different languages. Fortunately, unless that CEL is flashing, it is usually safe to drive the car home.
Trunk-mounted battery location. Using your 10mm wrench, or ratchet, remove the negative (black) terminal from the battery. Wedge the terminal between the false floor, or otherwise secure it away from the battery. The goal is to keep the terminal from making contact. Wait approximately 15-20 minutes.
What should I do if my check engine light comes on?
While yes, both yourself and AutoZone can read the engine computer’s stored codes, and through Fix Finder, determine likely causes based on thousands of mechanics intel, none of these can pinpoint with 100% accuracy exactly why the CEL came on.
How to get rid of the ” Check Engine ” light axleaddict?
If it does not go off, then your engine has a problem. 1. Drive car and let light go off by itself. 2. Turn engine on and off three times in a row. 3. Disconnect and reconnet the battery. 4. Use an OBD code reader. 1. Drive Your Car and Let the Light Go off by Itself