Your vehicle moves when gasoline is burned and power is generated inside a chamber known as the cylinder. ... P0304, commonly associated with code P0300, indicates that cylinder 4 is experiencing misfires. Many times, P0304 occurs when there are worn out spark plugs, spark plug wires, or a faulty ignition coil.
- What may cause misfires on cylinder 4 on 5.3 engine?
- Can a bad oxygen sensor cause code P0304?
- Can I drive with a P0304 code?
What may cause misfires on cylinder 4 on 5.3 engine?
A faulty worn spark plug. A failed coil pack or coil-on-plug coil. A bad spark plug wire on a vehicle that has plug wires.
Can a bad oxygen sensor cause code P0304?
The common causes the triggers this error code includes: Defective spark plug, distributor caps, ignition wire, and rotor (if applicable) Defective O2 (oxygen) sensor.
Can I drive with a P0304 code?
Driving with a misfiring cylinder is potentially dangerous. If you lose power while driving or a second or third cylinder goes out, this can cause you to get into a car accident, possibly injuring you and others around you.