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Jetta GLI
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DIGIFANT CEC System
DIGIFANT CEC System
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Description & Operation
Operation
Airflow Meter
Control Unit
Electric Fuel Pump
Fuel Injectors
Fuel Pressure Regulator
Full Throttle Enrichment Switch
Idle Stabilizer
On-Board Diagnostic System (DIGIFANT II - CALIFORNIA Only)
Throttle Valve Switch
Testing
System Check
System Diagnosis
Airflow Meter
Notes
Airflow Sensor Potentiometer
Air Temperature Sensor
Coolant Temperature Sensor
Deceleration Fuel Shutoff
Fuel Injectors
Spray Pattern
Leak Test
Voltage Supply
Fuel Pressure Regulator
Fuel Pump
Delivery Rate
Idle Stabilizer
Operation
Regulation
Knock Sensor
Oxygen Sensor
Relay Test (VANAGON Only)
Throttle Valve Switch
Function
Switch Wiring
Full Throttle Enrichment Function
Adjustments
Idle Speed
Throttle Valve
Notes
Basic Adjustment
Throttle Valve Switch
Wiring Diagrams