Pontiac Workshop Service and Repair Manuals > J2000/Sunbird L4-121 2.0L (1983) > Powertrain Management | Computers and Control Systems | Relays and Modules - Computers and Control Systems | Electronic Spark Timing <--> [Electronic Spark Control Module] | Component Information | Testing and Inspection

Engine Control Module > < Idle Speed Power Steering Switch|Page 2413

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Fig. 6a ESC Performance Chart

Powertrain Management
Computers and Control Systems
Relays and Modules - Computers and Control Systems
Electronic Spark Timing <--> [Electronic Spark Control Module]
Component Information
Testing and Inspection

Engine Control Module > < Idle Speed Power Steering Switch|Page 2413