- Start the engine and let it run at idle.
- Check that ignition timing is at the standard value.
Standard value: approximately 5°
BTDC
- Check the idle speed.
Standard value: 750 ±
100 r/min
NOTE:
- The idle speed is controlled automatically by the idle speed control system.
- When using the MUT-II/III, select item No. 22 and take a reading of the idle speed.
- If the idle speed is outside the standard value, inspect the MPI system (Refer to
GROUP 13A -
Troubleshooting -
Inspection chart for diagnosis code
).