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Audi A4 Quattro CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Audi REPAIR SHOPS DON'T WANT YOU TO KNOW
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A/C & HEATER SERVICE PROCEDURES FOR Audi A4 Quattro AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported Audi A4 Quattro cars and light trucks from 1990+
Import Compressor Service -> Zexel Compressor -> Compressor Clutch Service -> DKS-13CH, DKS-15CH & DKS-17CH Compressors -> DKS-16H Compressor -> DKV-14C & DKV-14D Compressor -> Replacement -> V6 Compressor
Vehicle: 1997 Audi A4 Quattro 2.8 V6 GAS
Replacement
DKV-14C & DKV-14D Compressor
- Using tool No. J-33939, or equivalent, hold clutch plate, then remove clutch assembly to shaft center bolt, Fig. .
- Using puller tool No. J-33944-A and forcing screw tool No. J-33944-4, or equivalents, remove driveplate, Fig. .
- Remove adjusting shims, Figs. and .
- Using snap ring pliers, remove snap ring.
- Remove pulley using a suitable puller, Fig. .
- Disconnect field coil lead wire, then remove field coil.
- Reverse procedure to install, noting the following:
-
...
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BRAKE SERVICE PROCEDURES FOR Audi A4 Quattro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Audi A4 Quattro cars and light trucks from 1990+.
Anti-lock Brakes -> Diagnosis & Testing -> A4, A6, A8, S4 & S6 -> ABS Return Pump Does Not Run, Relay Good, Tester In Position 3 -> ABS Return Pump Does Not Run, Tester In Position 3 -> Accessing Diagnostic Trouble Codes (DTC) -> Clearing Diagnostic Trouble Codes -> Diagnostic Tests -> Diagnostic Trouble Code Interpretation -> Electrical Testing -> Hydraulic Modulator High & Low Pressure Testing -> LED 1 & 3 Do Not Light, Tester In Position 1 -> LED 18 Does Not Light -> LED 19 Does Not Light -> LED 35 Does Not Light -> LED 4 Does Not Light, Tester In Position 1 -> LED 4, 2, 35, 18 & 19 Do Not Light, Tester In Position 1 -> LED For Alternator Does Not Go Out When Engine Starts -> LED For Alternator Does Not Light, Tester In Position 2 -> LED For Brakes Does Not Go Out When Brake Pedal Is Depressed -> LED For Brakes Does Not Light -> No Response From Selected Sensor, Tester In Position 6 -> Read Measuring Value Block -> S6 -> Sensor Signal On Meter Below Minimum Value -> TT -> With LED Type Tester -> With Scan Tool -> Wrong Solenoid Valve Operates, Tester In Position 5
Vehicle: 1998 Audi A4 Quattro 2.8 V6 GAS
With LED Type Tester
LED 1 & 3 Do Not Light, Tester In Position 1
Refer to Fig. ,for LED identification numbers. Weaker illumination of an LED indicates a contact resistance in respective circuit.
- Inspect for continuity between ABS control unit connector terminal 34 and ground at battery ground cable (LED 1), Fig. .
- Inspect for continuity between ABS control unit connector terminal 10 and ground at battery ground cable (LED 3).
- If continuity does not exist, repair shorted or open circuit.
LED 4 Does Not Light, Tester In Position 1
Refer to Fig. ,for LED identification. Weaker illum...
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FUEL FILTER REPLACEMENT PROCEDURES FOR Audi A4 Quattro AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported Audi A4 Quattro cars and light trucks sold in the U.S. for 1980+.
Audi -> Fuel Filter Scheduled Maintenance -> All 1989-05 -> Normal Service -> Severe Service
Vehicle: 2003 Audi A4 Quattro Avant 3.0 V6 GAS
Normal Service
Service as re...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Audi A4 Quattro AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported Audi A4 Quattro cars and light trucks from 1990+.
DRIVESHAFT, Replace
Vehicle: 2000 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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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR Audi A4 Quattro AUTOMOBILES
Description, component locations, reset procedures, relearn procedures, diagnosis and testing, wiring diagrams, component replacement, and identification of vehicles equipped and not equipped with tire pressure monitoring system for most domestic and imported Audi A4 Quattro cars and light trucks sold in the U.S. from mid 1990's+.
Description
Vehicle: 2005 Audi A4 Quattro 2.0 L4 GAS
The TPMS (Tire Pressure Monitor System) is used to inform the vehicle operator of a tire pressure loss. The tire pressure sensor, Fig. , which is installed on the wheel rim, senses the tire pressure and transfers t...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Audi A4 Quattro AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported Audi A4 Quattro cars and light trucks from 1990+.
Alternator, Replace
Vehicle: 2008 Audi A4 Quattro Avant 3.2 V6 GAS
- Disconnect battery ground cable.
- Remove engine front cover.
- Remove inlet air guide screws and guides.
- Raise and support vehicle.
- Release fasteners and remove front noise insulation.
- Remove front bumper cover.
- Bring lock carrier into service position:
- Remove intake air duct between lock carrier and air cleaner housing at lock carrier.
- Screw in suitable guide bolts into threaded holes.
- Remove lock carrier mounting bolts, then pull lock carrier toward front of vehicle.
- Secure lock carrier with guide bolts.
- Remove left and right engine covers.
- Remove combination light mounting bolts.
- Pull lo...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR Audi A4 Quattro AUTOMOBILES
Cabin air filter locations and replacement procedures with corresponding images for most domestic and imported Audi A4 Quattro cars and light trucks sold in the U.S. as equipped to the current model year.
Cabin Air Filter Service -> Audi -> 1998 A4 Quattro
Vehicle: 1998 Audi A4 Quattro Avant 2.8 V6 GAS
The cabin air filter should be replaced every 15,000 miles.
- Open the hood.
- Remove the air intake plenum cover.
- Release the cabin air filter element from the filter...
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MAINTENANCE LAMP RESET PROCEDURES FOR Audi A4 Quattro AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported Audi A4 Quattro cars and light trucks sold in the U.S. from 1990+.
Audi -> Check Engine Lamp -> With OBD II
Vehicle: 2008 Audi A4 Quattro 3.2 V6 GAS
The Check Engine lamp should illuminate when the ignition switch is placed in the On position to indicate the lamp is operational. After the engine has been started, the warning lamp should go off. If warning lamp com...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR Audi A4 Quattro AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported Audi A4 Quattro cars and light trucks from 1990+
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2006 Audi A4 Quattro Cabriolet 3.0 V6 GAS
Inlet
- Drain coolant into a suitable container.
- Reposition hose clamp at heater core and remove hose.
- Reposition hose clamp at rear coolant pipe and remove hose.
- Remove hose from vehicle.
- Reverse procedure to in...
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SERPENTINE BELT SERVICE PROCEDURES FOR Audi A4 Quattro AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported Audi A4 Quattro cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 1997 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 Audi A4 Quattro AUTOMOBILES
Component location diagrams for most Audi A4 Quattro cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR Audi A4 Quattro AUTOMOBILES
OEM drawn wiring diagrams for most Audi A4 Quattro cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR Audi A4 Quattro AUTOMOBILES
OEM TSB listings for most Audi A4 Quattro cars and light trucks sold in the U.S. from 1985+.
Document: NAVIGATION PLUS (RNS-E) ROUTE GUIDANCE ACTIVATES BY ITSELF - REVISED Vehicle: 2005 Audi A4 Quattro 2.0 L4 GAS Auto Systems: |
Document: VIN PLATES, SAFETY CERTIFICATION LABELS, ORDERING PROCEDURES - REVISED Vehicle: 2007 Audi A4 Quattro 3.2 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR Audi A4 Quattro AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 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 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 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 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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