Ford > Engine > Spark Control > Spark Advance


Main Spark Tables
Note: Excessive spark advance will cause knock (detonation, pinging) and lead to severe engine damage. Do NOT rely on knock sensors as the only source of detecting knock during tuning.



Spark Idle


Cold Start


Spark Correction The VCM incorporates a number of corrections to the spark advance depending on current engine operating conditions.


Variable Cam Spark


Miscellaneous


Spark Tip-In