Ignition Timing: Testing and Inspection

Ignition Timing

INSPECTION

CAUTION: After warming-up, engine becomes very hot. Be careful not to burn yourself at measurement.

1) Idle the engine.
2) To check the ignition timing, connect a timing light to #1 cylinder spark plug cord, and illuminate the timing mark with the timing light.





3) Start the engine and check the ignition timing at the following idle speed.
Ignition timing [BTDC/rpm]:
MT 10° ±8°/650
AT 15° ±8°/700
If the timing is not correct, check the ignition control system.