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Contents

Operating instructions

Maintenance

  • Car care
  • Starting the engine using a booster battery
  • Jacking up the car
  • Vehicle towing
  • Maintenance
  • Maintenance - work plan
  • Maintenance - works
  • Engine oil level - checking and filling
  • Engine oil and oil filter - change
  • Coolant - check level and fill
  • Coolant - concentration check
  • Diesel fuel filter - replace
  • Replaceable air filter element - replace
  • Toothed belt - condition inspection and tension check. Cars with a 2.5 liter diesel engine
  • Exhaust system - visual inspection
  • Spark plugs - removal, inspection and installation
  • Transmission. Main gear
  • Automatic transmission - final drive oil check
  • Front suspension and steering
  • Power steering oil level check and filling
  • Brakes. Tires. Wheels
  • Brake pad thickness - check
  • Brake lines - check
  • Brake fluid - replacement
  • Wheels and tires
  • Body. Salon equipment
  • Dust filter - replace
  • Electrical equipment
  • Wiper arm angle - check and adjust

Engine

  • Specifications
  • General description
  • Vehicle and engine identification
  • Protective cover of the engine - removal and installation
  • Timing belt - removal, installation and tension. Cars with 1.6 liter engines (102 hp)
  • Cylinder head - removal and installation. Cars with 1.6 liter 102 hp engines
  • Toothed belt - removal and installation. Cars with a gasoline engine AVJ / BFB / ALT with a volume of 1.8- / 2.0 liters and a capacity of 150/163/130 hp
  • Toothed belt - removal and installation. Cars with AWA 2.0-liter petrol engine and 150 hp
  • Cylinder head - removal and installation. Cars with a petrol engine of 1.8- / 2.0 liters
  • Toothed belt of the timing mechanism drive - removal, installation and tension. Cars with a V-shaped gasoline engine BDV of 2.4 liters and 170 hp.
  • Cylinder head - removal and installation. Cars with a V-shaped gasoline engine BDV of 2.4 liters and 170 hp
  • Toothed belt of the timing mechanism drive - removal and installation. Cars with gasoline engine ASN 3.0 liter and 220 hp
  • Cylinder head - removal and installation. Cars with gasoline ASN 3.0 liter engine and 220 hp
  • Timing chain - removal and installation. Cars with a VVK engine of 4.2 liters and 344 hp
  • Cylinder head - removal and installation. Cars with a VVK 4.2-liter 344 hp engine
  • Toothed belt of the timing mechanism drive - removal and installation. Vehicles with 1.9 liter TDI AVB / AWX / AVF engine
  • Cylinder head - removal and installation. Vehicles with 1.9 liter TDI AVB / AWX / AVF engine
  • Toothed belt of the timing mechanism drive - removal, installation and tension. Cars with V-engine AYM / BCZ / BDG / AKE / BAU / BDH 2.5L TDI
  • Cylinder head - removal and installation. Vehicles with 2.5 liter V-shaped TDI engine
  • Engine - removal and installation
  • Compression - check
  • Ribbed belt - removal and installation
  • Engine - Start
  • Engine lubrication system - general
  • Engine oil pressure and pressure sensor - check
  • Oil pan - removal and installation
  • Oil pump - removal and installation

Cooling, heating and ventilation system

  • Engine cooling system
  • Coolant - replacement
  • Thermostat - removal and installation
  • Thermostat - check
  • Radiator - removal and installation
  • Radiator blower fan - removal and installation
  • Water pump - removal and installation
  • Heating and air conditioning
  • Radiator fan sensor - check
  • Deflectors - removal and installation
  • Air distribution flap motor - removal, installation and inspection
  • Heater / air conditioner switch block - removal and installation
  • Interior blower motor - removal and installation
  • Coolant heater - removal and installation

Fuel injection system - gasoline engines

  • Specifications
  • General description and precautions
  • Injection system - check

Power system - diesel engines

  • How a diesel engine works
  • Preheat unit - check, remove and install
  • Glow plugs - removal and installation

Fuel system

  • General provisions
  • Fuel pump and fuel gauge sensor - removal and installation
  • Fuel system - air removal. Cars with 1.8 l petrol engine
  • Fuel filter - removal and installation. All petrol engines except 1.8L
  • Fuel pump - performance check

Exhaust system

  • General information
  • Turbocharger - removal and installation
  • Exhaust system - removal and installation
  • Catalyst and lambda probe - removal and installation
  • Exhaust System - Fit

Ignition system

  • General information
  • Spark plugs
  • Petrol engine ignition and fuel injection system - general check
  • Ignition lock and switch - removal and installation

Clutch

  • General description
  • Coupling - removal, installation and inspection
  • Clutch master cylinder - removal and installation
  • Clutch slave cylinder - removal and installation
  • Clutch actuator - bleeding

Mechanical transmission

  • Gearbox - general information
  • Gearbox - removal and installation
  • Gearshift mechanism - removal, installation and adjustment
  • Differential - removal and installation

Automatic transmission

  • General information
  • Automatic transmission - removal and installation
  • Automatic transmission - shift cable adjustment

Braking system

  • Specifications
  • General information
  • Brake pads of disc brakes of front wheels with FN-3 caliper - removal and installation
  • Brake pads for front disc brakes with caliper FNR-G60 - removal and installation
  • Brake pads of disc brakes of front wheels with a caliper C54 - removal and installation
  • Brake pads for rear wheels disc brakes with C38 caliper - removal and installation
  • Brake pads for rear wheels disc brakes with C43 caliper - removal and installation
  • Brake disc - check residual thickness
  • Caliper and brake disc - removal and installation
  • Parking brake - adjustment
  • Brake system - bleeding
  • Brake hoses - removal and installation
  • Vacuum brake booster - check
  • Brake light switch - removal and installation

Suspension and steering

  • Specifications
  • Front suspension
  • Suspension strut - removal and installation
  • Shock strut - disassembly and assembly
  • Drive shaft - removal and installation
  • Drive shaft - disassembly and assembly
  • Rear suspension - general information
  • Rear suspension coil spring - removal and installation
  • Rear suspension shock absorber - removal and installation
  • Steering - general information
  • Driver's airbag unit - removal and installation
  • Steering wheel - removal and installation
  • Tie rod and tie rod end - removing and installing
  • Tie rod cover - removing and installing

Body and interior trim

  • General information
  • Engine mudguard - removal and installation
  • Bulkhead upper cross member - set to service position
  • Fairing bulkhead - removal and installation
  • Front bumper - removal and installation
  • Front wing - removal and installation
  • Front wheel arch liner - removal and installation
  • Rear wheel arch liner - removal and installation
  • Rear bumper - removal and installation
  • Hood - removal, installation and fitting
  • Bonnet lock cable - removing and installing
  • Front door trim - removal and installation
  • Rear side door trim - removal and installation
  • Door - removal and installation
  • External door handle - removal and installation
  • Center console - removal and installation
  • Front pillar trim - removal and installation

Electrical system

  • General description and precautions
  • Heated rear window - check
  • Stop signal - check
  • Sound signal - removal and installation
  • Parking aid sensors - removal and installation
  • Remote Control Batteries - Replacement
  • Fuses - replacement
  • Battery - removal and installation
  • Battery - check
  • Battery - charging and storage
  • Generator - general, precautions and inspection
  • Generator - removal and installation
  • Alternator and voltage regulator carbon brushes - check and replace
  • Starter - removal and installation
  • Traction relay - removal, check and installation
  • Windscreen wiper
  • Front glass washer jet - removal, installation and adjustment
  • Window washer reservoir and pump - removal and installation
  • Windshield wiper arms - removal and installation
  • Front glass wiper motor - removing and installing
  • Rear window wiper motor - removing and installing
  • Lighting devices - general information
  • Headlight - removal and installation
  • Additional brake light - removal and installation
  • Rear headlamp - removal and installation
  • Instrument panel - removal and installation
  • Steering column switches - removal and installation

Troubleshooting

Basic electrical diagrams

Audi А4 2001 thru 2005, service e-manual (in Russian)
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Electroschemes Audi А4 2001 thru 2005

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