Dieter's: The #1 Place for Your Check Engine Light Concerns
The check engine light is a signal from the computer in your car that something has gone awry. Whatever it may mean, when the check engine light comes on, you know that it's time to get your car to the best auto shop in San Diego. `The professionals at Dieter's are here to help you solve the mystery that is your check engine light.
Common Reasons for the Check Engine Light to Turn On
The topmost common reasons a check engine light may be illuminated as follows:
- Faulty gas cap placement
- Faulty thermostat
- Faulty fuel injectors
- Faulty oxygen sensors
- Faulty ignition coils
- Faulty spark plugs
- Faulty emissions purge control valve
These are just a handful of reasons for what may be wrong. It’s best to let one of our experienced technicians diagnose the issues with the proper tools and experience.

Brands We Service
Auto shops all over will make one claim or another to get your attention, but you need experts who will care for your vehicle like it was their own. At Dieter’s, we focus on only a handful of reputable brands, so that we can always offer our clients outstanding & complete service. Our ASE-certified technicians are the prime pick for trustworthy hands and reliable eyes you want on your car. Together they have over 15 decades of the highest quality experience.
All our tools are up to date, and we make sure to have the latest and most modern computer diagnostic services available as well. We even provide a 2 year/24,000-mile warranty on our repairs.
We are devoted to servicing these European brands, which is why we can hone in on these brands and become expert mechanics:
Call Us Today
Dieter's offers exceptional services to all luxury vehicle owners in the San Diego area including surrounding cities like: