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2009 Audi A4 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Audi REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Technical Service Bulletins
- Specifications
- Driveline, U-Joint & CV Axles Replacement
- Tire Pressure Monitoring System
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2009 Audi A4 AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 2009 Audi A4 Cabriolet 2.0 L4 GAS
- Remove wheel trim. Pull trim cap off light-alloy wheels, using puller in vehicle tool kit.
- Loosen bolt for drive axle outer joint by a maximum of 90°. Vehicle must be standing on its wheels to avoid risk of accident.
- Raise and support vehicle.
- Remove wheel and tire assembly.
- Screw all five wheel bolts hand-tight.
- Remove hex bolt for drive axle outer joint.
- Unbolt drive axle from flange shaft on transmission. If not ...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2009 Audi A4 AUTOMOBILES
Component Replacement -> Installation -> Metal Valve Body & Wheel Electronics -> Removal -> TPMS Control Module -> TPMS Rear Antenna
Vehicle: 2009 Audi A4 Cabriolet 2.0 L4 GAS
Metal Valve Body & Wheel Electronics
Removal
The nickel plated valve insert must be replaced every tire change. Release air from the tire by removing the nickel plated valve insert. The TPMS sensor can be reused, but a damaged sensor must be replaced.
- Loosen the wheel lug nuts.
- Raise and support the vehicle with jack stands.
- Remove the wheel and tire assembly.
- When dismounting the tire from the rim, note the following:
- When using pressure paddles, remove the side of the tire opposite the valve stem from the rim first. Do not use the paddles in area (a) , Fig. .
- Position the tire c...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2009 Audi A4 AUTOMOBILES
Starter, Replace
Vehicle: 2009 Audi A4 2.0 L4 GAS
- Remove noise insulation panel.
- On models with air conditioning, proceed as follows:
- Remove front bumper.
- Move lock carrier into service position.
- Loosen mounting bolts for air conditioning compressor belt tensioner.
- Release tension on ribbed belt and remove.
- Remove air conditioning compressor and hang on chassis with refrigerant lines attached.
- On all models, remove nut and cable from B+ terminal.
- D...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2009 Audi A4 AUTOMOBILES
Cabin Air Filter Service -> Audi -> 2008-09 A5, 2009 A4 & S4
Vehicle: 2009 Audi A4 2.0 L4 GAS
The cabin air filter should be replaced at 15,000 miles, then every 20,000 miles.
- Cover front passenger side floor mat area with paper.
- From under the right side of the instrument panel, disengage the retainers securing the insulation mat, then remove the mat, Fig. .
- Remove the filter cover attaching scre...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2009 Audi A4 AUTOMOBILES
Audi -> Service Reset Message -> 2005-09 A4 & S4
Vehicle: 2009 Audi A4 2.0 L4 GAS
- Place the ignition switch in the Off position.
- Press and hold the Service (Wrench Symbol) button located on the instrument cluster below the speedometer until Service In - Miles or Service! appears in the Service Interval display.
- Pull the Reset (0.0 Symbol) bu...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2009 Audi A4 AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2009 Audi A4 Cabriolet 2.0 L4 GAS
Lower
- Drain coolant into a suitable container.
- Reposition hose clamp at radiator and remove hose.
- Reposition hose clamp at thermostat and remove hose.
- Remove hose from vehicle.
- Reverse procedure t...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2009 Audi A4 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2009 Audi A4 2.0 L4 GAS
- Mark direction of rotation of drive belt with chalk or felt pen, if belt is to be reused.
- Rotate drive belt tensioner clockwise...
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TECHNICAL SERVICE BULLETINS FOR 2009 Audi A4 AUTOMOBILES
OEM TSB listings for most 2009 Audi A4 cars and light trucks sold in the U.S. from 1985+.
Document: TEXT "NOT SUPPORTED" APPEARS IN AIRBAG DIAGNOSIS PROTOCOL - REVISED Vehicle: 2009 Audi A4 2.0 L4 GAS Auto Systems: |
Document: AUDI TIRE PRESSURE MONITORING SYSTEMS OVERVIEW - REVISED Vehicle: 2009 Audi A4 2.0 L4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2009 Audi A4 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2009 Audi A4 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 2009 Audi A4 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 2009 Audi A4 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 2009 Audi A4 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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