Look for an intake or vacuum leak causing unmetered air to enter the intake manifold or throttle body
You can reset the 2004 Honda Accord check engine light by removing the instrument light fuse. The location of the fuse can be found on the inside cover of the fuse box.
The check engine light on a 2004 Honda Civic can be reset by unplugging the ECU fuse in the engine bay fuse box. The ECU fuse is located is blue and rated at 15 amps.
The 2004 Honda Pilot has a V6 engine.
The 2004 Honda Odyssey has a V6 engine.
The 2004 Honda Insight has an inline 3 engine.
The 2004 Honda Accord has an inline 4 engine.
The 2004 Honda Civic has an inline 4 engine.
This is a 2004 Honda, that is still under warranty. Take it back to the dealer! If you will check your owners manuel it will tell you how to rset the 10,000 mile check engine light.
can be done by code reader only
The 2004 Honda CR-V has an inline 4 engine.
The 2004 Honda Insight has a 1.0 L base engine size.
The 2004 Honda Odyssey has a 3.5 L base engine size.