GM > Engine > Spark Control > Spark Dwell

Spark Dwell

• Steady State RPM Limit: If RPM change is less than this then modify dwell based on MAP.
• Cranking Modifier: Cranking modifier to the dwell time.
• Powerup Initial: Initial dwell value.
• Powerup Initial - Max: Initial dwell maximum limit. Expressed as a multiplier of dwell.
• Powerup Initial - Min: Initial dwell minimum limit. Expressed as a multiplier of dwell.
• Base Dwell Time: Base Dwell table used to lookup spark dwell.
• Base Dwell Time Mult: Base Dwell modifier.
• Dwell Time Mult vs. MAP: If Steady State RPM Limit is met then apply this modifier to the dwell.
• Dwell Time Mult Max: Dwell maximum limit. Expressed as a multiplier of dwell.
• Dwell Time Mult Min: Dwell minimum limit. Expressed as a multiplier of dwell.