Section 30 (2.0L MULTIPORT Fuel Injection (MFI) - Aba (A3 Platform))
WARNING: This page is about a different car, the 2002 Volkswagen Cabrio, 2001 Volkswagen Cabrio, and 2000 Volkswagen Cabrio. However, it is still accessible from the selected car via links, so may be relevant.
- Fuel injection system, servicing
- Component locations overview
- Fuel injection, general information
- Injection system components, removing and installing
- Intake manifold - upper section, disassembling and assembling
- Intake manifold - lower section, disassembling and assembling
- Air cleaner, disassembling and assembling
- Safety precautions
- Rules for cleanliness
- Technical data
- Fuel injection system components, checking
- Heated Oxygen Sensor (HO2S) -G39- for Oxygen sensor before Three Way Catalytic (TWC) converter, checking
- Heated Oxygen Sensor (HO2S) -G130- for Oxygen sensor after Three Way Catalytic (TWC) converter, checking
- Mass Air Flow (MAF) sensor, checking
- Throttle valve control module, checking
- Notes
- Special tools and equipment
- Test conditions
- Checking idling switch
- Continuation of check when display shows part throttle
- Continuation of check when display constantly shows idling
- Checking throttle valve drive and throttle valve drive angle sensor
- Checking throttle valve potentiometer
- Continuation of check when display 0 degree:
- Continuation of check when display is above 90 degree:
- Checking voltage supply and wiring to control module
- Engine Coolant Temperature (ECT) sensor -G62-, checking
- Intake Air Temperature (IAT) sensor - G42-, checking
- Engine speed (RPM) sensor, checking
- Fuel injectors, checking
- Fuel pressure regulator and holding pressure, checking
- Intake air system, checking for leaks (unmetered air)
- Functions, checking
- Engine Control Module (ECM)
- Engine Control Module (ECM) voltage supply, checking
- Procedure after voltage supply open circuit
- Engine Control Module (ECM), replacing
- Engine Control Module (ECM), coding (scan tool function 07)
- Engine Control Module (ECM), adapting to throttle valve control module
- Engine control module, adapting to electronic immobilizer
- Additional signals, checking