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1999 Audi A4 Quattro CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Audi REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
A/C & HEATER SERVICE PROCEDURES FOR 1999 Audi A4 Quattro AUTOMOBILES
Import Compressor Service -> Nippondenso Compressor -> Compressor Clutch, Replace
Vehicle: 1999 Audi A4 Quattro Avant 2.8 V6 GAS
- Remove shaft nut or bolt, Fig. , with aid of spanner wrench.
- Remove pressure plate using pressure plate remover.
- Remove shims from shaft.
- Remove rotor (pulley) retaining snap ring using suitable snap ring pliers.
- Remove rotor (pulley) by gently tapping it with plastic hammer. Some compressors may require a jaw puller.
- Disconnect stator lead wires from compressor housing.
- Remove stator retaining snap ring using suitable snap ring pliers, then remove stator from compressor housing.
- On all models except 10PA...
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BRAKE SERVICE PROCEDURES FOR 1999 Audi A4 Quattro AUTOMOBILES
Hydraulic Brake Systems -> Adjustments -> A6 & S6 -> Brake Pressure Regulator -> Cabriolet
Vehicle: 1999 Audi A4 Quattro Avant 2.8 V6 GAS
Brake Pressure Regulator
Cabriolet
- For the following procedure, the vehicle must be empty and standing level on all four tires, fuel tank must be full and jack and spare tire must be in normal locations.
- Raise and support vehicle using a suitable wheel type lift.
- Ensure vehicle is level and suspension is in normal position.
- Loosen brake compensator spring adjustment bolt and nut.
- Insert pins of adjustment tool No. 3284, or equivalent, into holes on arm and body of brake compensator, Fig. .
- Tighten spring adjustment bolt and nut, then r...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1999 Audi A4 Quattro AUTOMOBILES
Audi -> Fuel Filter Scheduled Maintenance -> All 1989-05 -> Normal Service -> Severe Service
Vehicle: 1999 Audi A4 Quattro 1.8 L4 GAS
Normal Service
Service as re...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1999 Audi A4 Quattro AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 1999 Audi A4 Quattro 1.8 L4 GAS
- Remove cap from wheel using a suitable removal tool then loosen lug nuts.
- Remove axle bolt and washer Fig. . Remove and install axle bolt only with tires on ground. Do not move vehicle without driveshaft or outer constant velocity joint installed.
- Raise and support vehicle, then remove wheel.
- Pull speed sensor out of axle housing slightly.
- Loosen but do not remove lower control arm bolts at subframe.
- Remove lower strut bolt from lower control arm.
- Remove bolts from driveshaft flange at transaxle.
- Remove lower mounting bolt for strut.
- Remove bolts retaining knuckle to upper control a...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1999 Audi A4 Quattro AUTOMOBILES
Alternator, Replace
Vehicle: 1999 Audi A4 Quattro 1.8 L4 GAS
- Obtain radio anti-theft protection code.
- Loosen ribbed belt and remove from alternator.
- Remove air guide at throttle body.
- Remove upper and lower attaching nut and bolt.
- Move alternator slightly, th...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1999 Audi A4 Quattro AUTOMOBILES
Audi -> Auto-Check Indicator System ->
Vehicle: 1999 Audi A4 Quattro Avant 1.8 L4 GAS
The auto-check system will monitor certain vehicle systems when the ignition switch is placed in the On position and vehicle is operated. When all monitored systems are functioning properly, the system display will indicate "OK" for a few seconds after the ignition switch is placed in the On position.
This system monitors brake fluid level and hydraulic pressure, engine oil pressure, coolant temperature and level, brake pad wear, headlamps and tail lamps, battery voltage, washer fluid level and fuel level.
When the auto-check yellow or r...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1999 Audi A4 Quattro AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1999 Audi A4 Quattro Avant 2.8 V6 GAS
Lower
- Drain coolant into a suitable container.
- Reposition hose clamp at radiator and remove hose.
- Reposition hose clamp at thermostat housing and remove hose.
- Remove hose from vehicle.
- Reverse procedure...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1999 Audi A4 Quattro AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1999 Audi A4 Quattro 1.8 L4 GAS
- Put lock carrier into service position.
- Mark direction of engine rotation on belt.
- Slacken belt by turning pensioner in directi...
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COMPONENT LOCATION DIAGRAMS FOR 1999 Audi A4 Quattro AUTOMOBILES
Component location diagrams for most 1999 Audi A4 Quattro cars and light trucks sold in the U.S. from 1990+.
Audio System Components Locations Diagram for 1999 Audi A4 Quattro Avant 1.8 L4 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 1999 Audi A4 Quattro AUTOMOBILES
OEM drawn wiring diagrams for most 1999 Audi A4 Quattro cars and light trucks sold in the U.S.
1999 Audi A4 Quattro Avant 2.8 V6 GAS Wiring Diagram Components on diagram: |
1999 Audi A4 Quattro 1.8 L4 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1999 Audi A4 Quattro AUTOMOBILES
OEM TSB listings for most 1999 Audi A4 Quattro cars and light trucks sold in the U.S. from 1985+.
Document: AIRBAG, REPLACEMENT INTERVAL CHANGE - REVISED Vehicle: 1999 Audi A4 Quattro 1.8 L4 GAS Auto Systems: |
Document: AIRBAG / PYROTECHNIC SAFETY BELT DEPLOYMENT INQUIRIES - REVISED Vehicle: 1999 Audi A4 Quattro 1.8 L4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1999 Audi A4 Quattro AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1999 Audi A4 Quattro cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 1999 Audi A4 Quattro cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 1999 Audi A4 Quattro cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 1999 Audi A4 Quattro cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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