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2003 Volkswagen Passat CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Volkswagen REPAIR SHOPS DON'T WANT YOU TO KNOW
Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!Select Section
- Component Locations
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- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Volkswagen Passat car and truck
repair procedures including Volkswagen engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your Volkswagen Passat automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 2003 Volkswagen Passat AUTOMOBILES
Air Bag System Precautions -> Volkswagen -> Disarming
Vehicle: 2003 Volkswagen Passat 4 Motion 2.8 V6 GAS
Do not use computer memory saver tool on air bag equipped models. Using the tool will keep the air bag system charged and may cause accidental activation of the air bag unit. Prior to disconnecting the battery ground cable, obtain the radio security code. After service has been completed and the battery ground cable has been reconnected, use security code to acti...
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BRAKE SERVICE PROCEDURES FOR 2003 Volkswagen Passat AUTOMOBILES
Hydraulic Brake Systems -> Component Replacement -> Master Cylinder
Vehicle: 2003 Volkswagen Passat 4 Motion 2.8 V6 GAS
Master Cylinder
- Siphon brake fluid from reservoir, then disconnect brake lines from master cylinder and electrical connectors from brake lamp switches.
- Remove master cylinder to firewall or brake booster attaching nuts, then the master cylinder and se...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Volkswagen Passat AUTOMOBILES
Volkswagen -> Fuel Filter Scheduled Maintenance -> 1990-06 Models w/Gasoline Engines -> Normal Service -> Severe Service
Vehicle: 2003 Volkswagen Passat 4 Motion 2.8 V6 GAS
Normal Service
Se...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Volkswagen Passat AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 2003 Volkswagen Passat 4 Motion 4.0 W8 GAS
- Raise and support vehicle.
- Remove rear section of exhaust system.
- Remove heat shield from vehicle underbody.
- Remove cover plate.
- Mark position of front and rear drive shaft sections on both constant velocity joints with paint, if not already marked.
- Remove upper three securing bolts in each drive shaft constant velocity joint.
- Install a suitable alignment fixture with ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Volkswagen Passat AUTOMOBILES
Starter, Replace
Vehicle: 2003 Volkswagen Passat 4 Motion 2.8 V6 GAS
- Unclip engine harness connector from starter solenoid.
- Remove retaining nut, then disconnect battery terminal connector from starter solenoid.
- Remove starter motor retaining bracket nuts, then the bracket.
- Remove starter motor upper attaching bolt.
- Remove s...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Volkswagen Passat AUTOMOBILES
Cabin Air Filter Service -> Volkswagen -> 1998-2005 Passat
Vehicle: 2003 Volkswagen Passat 2.8 V6 GAS
On 1998-2003 models, the cabin air filter should be replaced every 10,000 miles.
On 2004-05 models, the cabin air filter should be replaced every 24 months or 20,000 miles.
- Open the hood.
- Remove plenum air intake cover, Fig. .
- Remove the reta...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Volkswagen Passat AUTOMOBILES
Volkswagen -> Service Reminder Indicator Lamp -> Passat
Vehicle: 2003 Volkswagen Passat 2.8 V6 GAS
- Connect VW tester or equivalent.
- Select:
- Manufacturer.
- Model.
- Model Year.
- Engine Code.
- Confirm Vehicle Identification.
- Instrument Cluster.
- Reset Service Reminder Indicator.
- Follow the instructions indicated on the tester display.
- After completing the displayed...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Volkswagen Passat AUTOMOBILES
Radiator, Replace
Vehicle: 2003 Volkswagen Passat 4 Motion 4.0 W8 GAS
- Drain coolant into a suitable container.
- Pull out retaining clip for upper coolant hose and remove coolant hose from quick-release coupling of radiator.
- Disconnect transmission oil line at transmission oil cooler and collect oil which ...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Volkswagen Passat AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 Volkswagen Passat 2.8 V6 GAS
- Put lock carrier into service position.
- Mark direction of engine rotation on belt.
- Slacken belt by ...
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COMPONENT LOCATION DIAGRAMS FOR 2003 Volkswagen Passat AUTOMOBILES
Component location diagrams for most 2003 Volkswagen Passat cars and light trucks sold in the U.S. from 1990+.
 Engine Compartment Components Diagram for 2003 Volkswagen Passat 4 Motion 4.0 W8 GASComponents on diagram: |
 Connector T-10b Diagram for 2003 Volkswagen Passat 2.8 V6 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 2003 Volkswagen Passat AUTOMOBILES
OEM drawn wiring diagrams for most 2003 Volkswagen Passat cars and light trucks sold in the U.S.
 2003 Volkswagen Passat 2.8 V6 GAS Wiring DiagramComponents on diagram: |
 2003 Volkswagen Passat 4 Motion 2.8 V6 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 Volkswagen Passat AUTOMOBILES
OEM TSB listings for most 2003 Volkswagen Passat cars and light trucks sold in the U.S. from 1985+.
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Document: Radio, Entering and Retrieving Anti-Theft (SAFE) Code Vehicle: 2003 Volkswagen Passat 2.8 V6 GAS Auto Systems: |
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Document: Oil Consumption Measurement Vehicle: 2003 Volkswagen Passat 2.8 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 Volkswagen Passat AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Volkswagen Passat 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 2003 Volkswagen Passat 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 2003 Volkswagen Passat 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 2003 Volkswagen Passat 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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