A4 Sedan L4-2.0L Turbo (BPG) (2005): Engine, Cooling and Exhaust
Also for this vehicle: A4 Cabriolet L4-1.8L Turbo (AMB) (2005), A4 Cabriolet L4-2.0L Turbo (BWT) (2007), A4 Cabriolet Mk2, A4 Cabriolet V6-3.0L (AVK) (2003), A4 Mk1, A4 Mk2, A4 Mk3, A4 Quattro Cabriolet L4-2.0L Turbo (BWT) (2009), A4 Quattro Cabriolet V6-3.0L (BGN) (2005), A4 Quattro Cabriolet V6-3.2L (BKH) (2007), A4 Quattro Sedan L4-1.8L Turbo (AEB) (1998), A4 Quattro Sedan L4-1.8L Turbo (ATW) (2000), A4 Quattro Sedan L4-1.8L Turbo (AWM) (2001), A4 Quattro Sedan L4-2.0L Turbo (BPG) (2005), A4 Quattro Sedan L4-2.0L Turbo (CAEB) (2009), A4 Quattro Sedan V6-2.8L (ACK) (1997), A4 Quattro Sedan V6-3.0L (AVK) (2002), A4 Quattro Sedan V6-3.2L (BKH) (2005), A4 Quattro Wagon (8K5) L4-2.0L Turbo (CAEB) (2011), A4 Quattro Wagon L4-1.8L Turbo (AEB) (1999), A4 Quattro Wagon L4-1.8L Turbo (ATW) (2000), A4 Quattro Wagon L4-1.8L Turbo (AWM) (2001), A4 Quattro Wagon L4-2.0L Turbo (BPG) (2005), A4 Quattro Wagon L4-2.0L Turbo (CAEB) (2009), A4 Quattro Wagon V6-2.8L (AHA) (1998), A4 Quattro Wagon V6-3.0L (AVK) (2002), A4 Quattro Wagon V6-3.2L (BKH) (2005), A4 Sedan L4-1.8L Turbo (AEB) (1997), A4 Sedan L4-1.8L Turbo (ATW) (2000), A4 Sedan L4-1.8L Turbo (AWM) (2001), A4 Sedan V6-2.8L (AFC) (1996), A4 Sedan V6-2.8L (AHA) (1998), A4 Sedan V6-3.0L (AVK) (2002), A4 Sedan V6-3.2L (BKH) (2007), A4 V6-3.0L (AVK) (2004).
Diagnostics
Maintenance
Engine
Transmission
Brakes
Electrical
Steering & suspension
Heating & A/C
Body & interior
Choose Sections to see everything in a chapter, or a chapter title to start at its first page.
Engine418 pages
Actuators and Solenoids - Engine33 pages
- Compression Check › System Information › Specifications23
Camshaft, Lifters and Push Rods53 pages
- Camshaft Bearing › Component Information › Specifications
Lifter / Lash Adjuster, Valve › Component Information › Technical Service Bulletins4 pages
Rocker Arm Assembly › Component Information › Technical Service Bulletins4 pages
Cylinder Block Assembly25 pages
- Connecting Rod Bearing › Component Information › Specifications
- Connecting Rod, Engine › Component Information › Specifications2345
- Crankshaft Gear/Sprocket › Component Information › Specifications23
- Crankshaft Main Bearing › Component Information › Specifications
Crankshaft, Engine › Component Information9 pages
- Harmonic Balancer - Crankshaft Pulley › Component Information › Specifications23
- Piston, Engine › Component Information › Specifications › Piston and Cylinder Dimensions2
- Piston Ring, Engine › Component Information › Specifications
Cylinder Head Assembly13 pages
- Fuel Pressure Release › System Information › Service and Repair2
Rocker Arm Assembly › Component Information › Technical Service Bulletins4 pages
- Valve Cover › Component Information › Service and Repair23
- Valve Guide › Component Information › Testing and Inspection
- Valve Spring › Component Information › Tools and Equipment › Valve Spring Comp. Support - AST Tool # 203623
Drive Belts, Mounts, Brackets and Accessories22 pages
Engine Lubrication130 pages
- Engine Oil Pressure › Component Information › Technical Service Bulletins › Engine - Oil Pressure Warning Temps Below Freezing2345
Oil Cooler, Engine › Component Information › Technical Service Bulletins4 pages
Oil Filter, Engine › Component Information › Technical Service Bulletins8 pages
Oil Filter Adapter › Component Information › Technical Service Bulletins4 pages
Oil Filter Housing › Component Information › Technical Service Bulletins8 pages
- Oil Level Sensor › Component Information › Diagrams › Diagram Information and Instructions › How to Find Wiring Diagrams2345678910111213
- Oil Pan, Engine › Component Information › Specifications2345678910
- Oil Pressure Sender › Component Information › Diagrams › Diagram Information and Instructions › How to Find Wiring Diagrams2345678910111213
- Oil Pump, Engine › Engine Oil Pressure › Component Information › Technical Service Bulletins › Engine - Oil Pressure Warning Temps Below Freezing2345
- Oil Temperature Sensor/Switch, Engine › Component Information › Diagrams › Diagram Information and Instructions › How to Find Wiring Diagrams2345678910111213
Seals and Gaskets, Engine17 pages
Sensors and Switches - Engine39 pages
- Oil Level Sensor › Component Information › Diagrams › Diagram Information and Instructions › How to Find Wiring Diagrams2345678910111213
- Oil Pressure Sender › Component Information › Diagrams › Diagram Information and Instructions › How to Find Wiring Diagrams2345678910111213
- Oil Temperature Sensor/Switch, Engine › Component Information › Diagrams › Diagram Information and Instructions › How to Find Wiring Diagrams2345678910111213
Timing Components42 pages
- Crankshaft Gear/Sprocket › Component Information › Specifications23
- Timing Belt › Component Information › Service and Repair › Toothed Belt Drive, Overview23456789
- Timing Chain › Component Information › Tools and Equipment23
Timing Cover › Component Information8 pages
Variable Valve Timing19 pages
Tune-up and Engine Performance Checks27 pages
Fuel Pressure › System Information10 pages
- Idle Speed › System Information › Specifications
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair2
- Firing Order › Component Information › Specifications
- Ignition Timing › Number One Cylinder › Component Information › Locations
- Spark Plug › Component Information › Tools and Equipment › Spark Plug Pliers - AST Tool # H 18492
- Compression Check › System Information › Specifications23
- Water Pump › Component Information › Specifications234567
Cooling System188 pages
- After-Run Coolant Pump › Component Information › Locations
- Coolant › Component Information › Technical Service Bulletins › Cooling System - Coolant ID/Filling/Mixing Information2
- Coolant Level Sensor › Component Information › Diagrams › Diagram Information and Instructions › How to Find Wiring Diagrams2345678910111213
Coolant Line/Hose › Component Information › Technical Service Bulletins8 pages
Coolant Reservoir › Component Information › Technical Service Bulletins8 pages
Radiator Cooling Fan14 pages
- A/C Pressure Sensor/Switch - Cooling Fan › Component Information › Description and Operation
Radiator Cooling Fan Control Module › Component Information6 pages
- Radiator Cooling Fan Motor › Component Information › Service and Repair
- Radiator Cooling Fan Motor Relay › Component Information › Locations
Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Technical Service Bulletins4 pages
- Fan Clutch › Component Information › Tools and Equipment
Engine - Coolant Temperature Sensor/Switch33 pages
- Coolant Temperature Sensor/Switch (For Computer) › Component Information › Diagrams › Diagram Information and Instructions › How to Find Wiring Diagrams2345678910111213
Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Technical Service Bulletins6 pages
- Customer Interest: › 8008042
- All Technical Service Bulletins: › 8008042
- All Other Service Bulletins for Radiator Cooling Fan Temperature Sensor / Switch: › 2408592
- All Other Service Bulletins for Radiator Cooling Fan Temperature Sensor / Switch: › 240859
- Fan Shroud › Component Information › Service and Repair23
- Heater Core › Component Information › Service and Repair › Heat Exchanger, Removing2345
- Radiator › Component Information › Service and Repair2345678
Relays and Modules - Cooling System7 pages
Radiator Cooling Fan Control Module › Component Information6 pages
- Radiator Cooling Fan Motor Relay › Component Information › Locations
Sensors and Switches - Cooling System45 pages
- A/C Pressure Sensor/Switch - Cooling Fan › Component Information › Description and Operation
- Coolant Level Sensor › Component Information › Diagrams › Diagram Information and Instructions › How to Find Wiring Diagrams2345678910111213
Engine - Coolant Temperature Sensor/Switch31 pages
- Thermostat, Engine Cooling › Component Information › Service and Repair234567
Thermostat Housing, Engine Cooling › Component Information › Technical Service Bulletins27 pages
- Water Pump › Component Information › Specifications234567
Exhaust System21 pages