Spark retard for high speed

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High Speed Spark retard, mph. If the vehicle speed is too high, the spark advance is reduced by Spark Retard for High Speed. Under these circumstances, the Fuel Strategy forces Open Loop Fuel enrichment (Fuel Enrichment for High Speed). Note: Fuel Enrichment for High Speed should be calibrated to 0.996 if Spark Retard for High Speed is equal to 0.