Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
External Pages
's manual. Be very cautious using repair info from here because these pages may not apply to your vehicle. Different variant/trim Section 1 (Specifications & Drive Belt Routing - 2.8L V6) Section 2 (Timing Belt Replacement - 2.8L) Section 3 (2.8L - Engine Mechanical, Fuel Injection Ignition, Engine Codes: Aha, ATQ, AMX) Section 4 (5 SPD. Manual Transmission 012) Different car Section 1 (Specifications & Drive Belt Routing - 1.8L) Section 2 (Specifications & Drive Belt Routing - 2.8L (ATQ Engine Code)) Section 3 (Engine Mechanical - 2.8L V6 Aha, ATQ) Section 4 (Specifications & Drive Belt Routing (4.0L BDP)) Section 5 (2.0L - MULTIPORT Fuel Injection (MFI) - AEG, AVH, AZG) Section 6 (On Board Diagnostic (OBD), Generic Scan Tool - 2.0L AEG, AVH, AZG) Section 7 (2.0L - Engine Mechanical - AEG, AVH, AZG, BBW, BEV (A4 Platform)) Section 8 (1.9L - TDI Engine Mechanical, Fuel Injection Glow Plug, Engine Code(S): BEW (A4 Platform)) Section 9 (3.2L VR6 4V Engine Mechanical, Fuel Injection Ignition, Engine Code(S): BJS) Section 10 (2.8L & 3.2L - Generic Scan Tool, Engine Code(S): AFP, BDF, BJS [A4 Platform] (28 Ignition/Glow Plug System - St Generic Scan Tool)) Section 11 (1.9L - TDI Engine Mechanical - ALH (A4 Platform)) Section 12 (1.8L - Engine Mechanical, Engine Code(S): AWD, AWW, AWP (A4 Platform)) Section 13 (2.8L - Engine Mechanical - AFP (A4 Platform)) Section 14 (2.8L - Engine Mechanical, Engine Code: BDF) Section 15 (1.8L - Fuel Injection & Ignition, Engine Code(S): AWD) Section 16 (1.8L - Fuel Injection Ignition, Engine Code(S): AWW, AWP (A4 Platform)) Section 17 (1.8L - Generic Scan Tool, Engine Code(S): AWP, AWW, AWD (A4 Platform)) Section 18 (1.9L - Fuel Injection Glow Plug, Engine Code: ALH (A4 Platform)) Section 19 (1.9L - Fuel Injection Glow Plug, Engine Code ALH, From My 2002 (A4 Platform)) Section 20 (1.9L - TDI And TDI Pd Generic Scan Tool, Engine Code(S): ALH, BEW (A4 Platform)) Section 21 (2.0L - Generic Scan Tool, Engine Code(S): AEG (A4 Platform)) Section 22 (2.8L - Fuel Injection Ignition, Engine Code(S): AFP (A4 Platform)) Section 23 (2.8L - Fuel Injection Ignition. [BDF] - (24 - MULTIPORT Fuel Injection, 28 - Ignition/Glow Plug System)) Section 24 (5 SPD. Manual Transmission 02J (A4 Platform)) Section 25 (5 AND 6 SPD. MANUAL TRANSMISSION 02M (2002-05) (A4 Platform)) Section 26 (6 SPD. Manual Transmission 02Y All Wheel Drive) Section 27 (4 SPD. Automatic Transmission 01M On Board Diagnostic (OBD) (A4 Platform)) Section 28 (5 SPD. Automatic Transmission 09A On Board Diagnostic (OBD)) Section 29 (4 SPD. Automatic Transmission 01M (A4 Platform)) Section 30 (5 SPD. Automatic Transmission 09A) Section 31 (Brake System - OBD (A4 Platform)) Section 32 (Brake System - A4 Platform) Section 33 (Suspension, Wheels, Steering (A4 Platform)) Section 34 (Body Exterior (A4 Platform)) Section 35 (Body Interior (A4 Platform)) Section 36 (Body On Board Diagnostic (OBD) (A4 Platform) [On Board Diagnostic (OBD) - Driver's Side Seat Adjustment, On Board Diagnostic (OBD)]) Section 37 (Heating, Ventilation Air Conditioning (A4 Platform)) Section 38 (Electrical Equipment On Board Diagnostic (OBD) (A4 Platform)) Section 39 (Electrical Equipment (A4 Platform)) Section 40 (Electrical Equipment - General Information (A4 Platform)) Section 41 (Radio, Telephone, Navigation (A4 Platform)) Section 42 (Maintenance (A4 Platform)) Section 43 (4.0L - Engine Mechanical, Fuel Injection Ignition, Engine Code(S): BDP) Section 44 (2.0L 4-CYL 2V TDI Pd Engine Mechanical, Fuel Injection Glow Plug, Engine Code: BHW) Section 45 (1.8L - Engine Mechanical, Fuel Injection Ignition, Engine Code(S): AUG, AWM) Section 46 (6 SPD Manual Transmission 01E All Wheel Drive) Section 47 (5 SPD. Manual Transmission 01V All Wheel Drive) Section 48 (EGR Function Testing - VOLKSWAGEN) Section 49 (2.8L & 3.2L - Generic Scan Tool, Engine Code(S): AFP, BDF, BJS [A4 Platform] (20 Fuel Supply - 26 Exhaust System, Emission Controls)) Section 50 (Body On Board Diagnostic (OBD) (A4 Platform) [Convenience System (Vehicles With Power Windows), On Board Diagnostic (OBD)]) Section 51 (2.8L - Fuel Injection Ignition [BDF] - [01-On Board Diagnostic])
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.