OBD code P0304 indicates a misfire in cylinder 4 of your Mazda Miata. To fix this issue, first, check and replace the spark plug and ignition coil for cylinder 4, as these are common culprits. Additionally, inspect the fuel injector and ensure there are no vacuum leaks or issues with the fuel supply. If the problem persists, further diagnostics may be needed to assess the engine's compression or other underlying issues.
replace spark plugs @wires
possibley change the valve guide seals
P0304 is a cylinder #4 misfire. Check plug, wire, coil, etc.P0304 is a cylinder #4 misfire. Check plug, wire, coil, etc.
Miata's tend to tick a little.You can try 5-30 oil at your next oil change but it's unusual for a Miata not to tick a little at start up.
i have a 2000 mazda 626 with a 1744 code. i was able to pull the code but my scanner wont tell me what it is for. what does this code represent and how do i fix it?
Code P0304 on 2000 Ford Ranger is: Misfire at cylinder 4 detected. May be cause by a bad spark plug.
It means a cylinder 4 misfire. Check spark plugs, spark plus wires, possibly head gasket.
You dont. You replace it. Leave it to a professional. You dont want to experiment with brakes. DJ FLIP Housepartykings.com
Here you can find the whole instructions how to change your timing belt on a Miata http://www.racecaddy.com/mx5/tech/timing-belt-mx5.html it has good images and it is well explained good luck
The ODI code P0304 indicates a misfire in cylinder 4 of your 2002 Mercedes ML320. To fix this issue, start by checking the spark plug and ignition coil for cylinder 4, as they are common culprits. If those components are in good condition, inspect the fuel injector and ensure there are no vacuum leaks or issues with the engine's compression. If necessary, consider running a diagnostic test to pinpoint the exact cause.
i have the same problem did you get the answer to fix it
Clean contacts group under the passenger seat