VW Digifant I II Shop Manual
System Components/Operation System Description Electronic Control Unit (E.C.U) Coolant Temperature Sensor Fuel Pump Air Flow Sensor Intake Air Temperature Sensor Fuel Pressure Regulator Fuel Injectors Throttle Switch Fuel Filters Oxygen Sensor Ignition System Idle Stabilization Crankcase Emission Control / Vent-Libe Heating Element Evaporative Emission System Checking / Adjusting Throttle Valve Throttle Switch (Adjusting) Throttle Switch (Wiring and E.C.U Check) Coolant Temperature Sensor Air Flow Sensor / Intake Air Temperature Sensor Fuel Injectors (Spray Pattern, Quantity)
Fuel Injectors (Leak Checking, Wiring Test) Deceleration Fuel Cut-Off Full Throttle Enrichment Oxygen Sensor System Fuel Pump (Pressure, Volume Test, Current Draw) Fuel Pump (Electrical) Fuel Pressure Regulator Residual Fuel Pressure Ignition System Idle Stabilization System Evaporative Emission System Basic Engine Adjustments Ignition Timing, Idle Speed, CO Content System Check With Volt / Ohmmeter System Test Chart Functioning Wiring Diagram Special Tools Required Glossary / Component Location
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