October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Engine Misfires Or Has Lack Of Power
- Check ignition and valve timing.
- Check spark plugs.
- Check for high resistance in spark plug wires.
- Check for adequate spark with a spark tester.
- Check fuel pressure.
- Check for worn distributor terminals.
- Check cooling system.
- Check for dirty or clogged fuel filter.
- Check for contaminated fuel.
- Check for clogged air filter.
- Check for low compression.
- Check for vacuum leaks.
- Check for restricted exhaust system.
- Check for malfunctioning electronic fuel injection system.
- Check for malfunctioning EGR valve.
- Check for dragging brakes.
- Check for slipping clutch.
- Check for low automatic transmission fluid level.