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 Lacks Power
- Inspect throttle cable adjustment.
- Ensure air intake system is not restricted.
- Test EGR system for correct operation.
- Ensure fuel system pressure is correct.
- Ensure ignition and valve timing are correct.
- Test purge control valve operation.
- Test vacuum switching valve operation.
- Test throttle position sensor operation.
- Test coolant temperature sensor operation.
- Verify throttle valve opens completely when accelerator pedal is fully pressed.
- Check transmission for correct downshift (A/T).
- Inspect exhaust system for restriction.
- Ensure engine has sufficient compression.
- Check cylinder leak down.