Having problems with your 2003 Toyota Corolla ?
Engine light came on .checked air filter,oil, water ,put new air filter but light still stays on
Check engine light for is a misnomer for owners. It is really the computer saying hook scanner to me soon so I can tell you my problem and then you can fix it. The problems concern the polution to the environment from your engine mandated from the government. hth
Repair Help & Product Troubleshooting for 2003 Toyota Corolla
Tips for a great answer:- Provide details, support with references or personal experience .
- If you need clarification, ask it in the comment box .
- It's 100% free, no registration required.