Dual Mode Crank Retard

This system is used on Federal model 2.3L engines equipped with automatic transmissions. The control module has a white 4-wire connector for identification.

The system provides regular Dura-Spark II functions, plus ignition timing retard during cranking.

Fig 1: Dura-Spark II Ignition System Wiring Diagram

Courtesy of FORD MOTOR CO.

Fig 2: Dura-Spark II System with Dual Mode Timing Electronic Control Module (Used on Some Fuel Economy, Turbocharged and Altitude Models)

Courtesy of FORD MOTOR CO.