- Clogged fuel filter
- Malfunctioning fuel pump
- Faulty fuel injectors
2. Ignition System Issues:
- Worn-out spark plugs
- Faulty ignition coils
- Bad spark plug wires
3. Air Intake Problems:
- Clogged air filter
- Vacuum leaks
- Faulty mass air flow (MAF) sensor
4. Electrical System Issues:
- Weak battery
- Bad alternator
- Faulty starter motor
5. Engine Mechanical Issues:
- Low engine compression
- Worn-out piston rings
- Faulty valves or valve timing
6. Faulty Sensors:
- Malfunctioning crankshaft position sensor
- Faulty camshaft position sensor
- Bad oxygen (O2) sensor