Buick Workshop Service and Repair Manuals > Skyhawk L4-112 1.8L Turbo VIN J FI (1984) > 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 > < Chart C-1E P/S Pressure Switch Diagnosis VIN J (1.8L Turbo)|Page 2239

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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 > < Chart C-1E P/S Pressure Switch Diagnosis VIN J (1.8L Turbo)|Page 2239