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Volkswagen
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1987
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Vanagon Base, AWD
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Repair and Diagnosis
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Engine Performance
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System
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BOSCH AFC System
BOSCH AFC System
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Description & Operation
Testing
System Check
Fuel Pump
Delivery Rate
Fuel Pressure Regulator
Fuel Injectors
Spray Pattern
Leak Test
Voltage Supply
Deceleration Fuel Shutoff
Airflow Meter
Notes
Intake Air Sensor
Air Temperature Sensor
Coolant Temperature Sensor
Idle Stabilizer
Operation
Regulation
Power Steering Switch
Throttle Valve Switch
Function
Switch Wiring
Full Throttle Enrichment Function
Oxygen Sensor
Adjustments
Throttle Valve
Notes
Basic Adjustment
Throttle Valve Switch Adjustment
Wiring Diagrams