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2003 BMW M3 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT BMW 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
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Tire Pressure Monitoring System
- Starter & Alternator 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 BMW M3 car and truck
repair procedures including BMW 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 BMW M3 automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 2003 BMW M3 AUTOMOBILES
BMW -> Component Replacement & Adjustment -> Instrument Panel, Replace -> 740, 745, 750 & 760 -> Lower -> M3, 325 & 330 -> M5, 525, 530 & 540 -> Upper -> X5
Vehicle: 2003 BMW M3 3.2 L6 GAS
The instrument cluster of some models may require coding after removal.
M3, 325 & 330
- Insert suitable screwdriver through steering wheel rear opening, press lock down and pull driver's air bag module away from steering wheel.
- Repeat procedure on opposite side of air bag module.
- Press lock and disconnect driver's air bag module connector. Place air bag aside with impact pad facing upward.
- Set steering wheel to straight ahead position.
- Remove mounting bolt and steering wheel.
- Move steering column to bottom extended position. ...
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BRAKE SERVICE PROCEDURES FOR 2003 BMW M3 AUTOMOBILES
Disc Brakes -> Parking Brake Service
Vehicle: 2003 BMW M3 3.2 L6 GAS
- Remove brake disc as outlined in "Rotor, Replace."
- Remove parking brake shoes' return spring using suitable brake spring pliers,
- Turn retainers 90° and remove using retainer tool No. 34 4 000, or equivalent, Fig. .
- Remove shoes by rotating out...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 BMW M3 AUTOMOBILES
BMW -> Fuel Filter Replacement -> Except X3 & Z4 -> Fuel System Pressure Relief -> Models w/Fitting Or Union Bolt Connection -> Models w/Fuel Hose Connection -> Removal & Installation
Vehicle: 2003 BMW M3 3.2 L6 GAS
Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.
After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven while it relearns its adaptive strategy.
Fuel System Pressure Relief
- Obtain the vehicle owner's radio theft protection code.
- Remove the fuel pump relay(s).
- Start the engine and allow it to stall.
- Crank engine for 10 seconds to ensure the fuel pressure has been...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 BMW M3 AUTOMOBILES
CV AXLE SHAFT, Replace -> REAR
Vehicle: 2003 BMW M3 3.2 L6 GAS
REAR
The righthand halfshaft is longer than lefthand shaft.
- Raise and support vehicle, then remove rear tire and wheel assembly.
- When removing lefthand halfshaft, remove intermediate pipe with catalytic converter.
- Lower rear exhaust pipe.
- Disconnect stabilizer from rear axle carrier and ...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2003 BMW M3 AUTOMOBILES
Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Diagnostic Trouble Code Identification
Vehicle: 2003 BMW M3 3.2 L6 GAS
Accessing Diagnostic Trouble Codes
Connect a suitable scan tool the DLC (Data Link Connector). Follow the scan tool manufacturers instructions.
Diagnostic Trouble Code Identificati...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 BMW M3 AUTOMOBILES
Starter, Replace
Vehicle: 2003 BMW M3 3.2 L6 GAS
- Raise and support vehicle.
- Remove mounting bolts and front axle support reinforcement plate.
- Disconnect starter motor electrical connectors.
- Remove mounting bolts and starter motor.
- Reverse procedure to install, noting the following.
- Torque front axle support reinforcement plate mounting bol...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 BMW M3 AUTOMOBILES
BMW -> Anti-Lock Brake System Warning Lamp ->
Vehicle: 2003 BMW M3 3.2 L6 GAS
The Anti-Lock warning lamp is used to warn of a system fault. It will be lit during engine start-up, but should go out when the self-diagnostic system determines that the system is functioning properly. If the ...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 BMW M3 AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2003 BMW M3 3.2 L6 GAS
Inlet
- Drain coolant into a suitable container.
- Reposition hose clamp at heater core and remove hose.
- Reposition hose clamp at heater control valve and remove hose.
- Remove hose from vehicle.
- Reverse procedure ...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 BMW M3 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 BMW M3 3.2 L6 GAS
- If reusing belt, mark belt with rotational direction for installation alignment.
- Lock belt pulley in position using suitable holding tool, then remove water pump fan clutch mounting nut using suitable wrench. Nut has lefthan...
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COMPONENT LOCATION DIAGRAMS FOR 2003 BMW M3 AUTOMOBILES
Component location diagrams for most 2003 BMW M3 cars and light trucks sold in the U.S. from 1990+.
 Behind Glove Box Diagram for 2003 BMW M3 3.2 L6 GASComponents on diagram: |
 Rear Of Engine Diagram for 2003 BMW M3 3.2 L6 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 2003 BMW M3 AUTOMOBILES
OEM drawn wiring diagrams for most 2003 BMW M3 cars and light trucks sold in the U.S.
 2003 BMW M3 3.2 L6 GAS Wiring DiagramComponents on diagram: |
 2003 BMW M3 3.2 L6 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 BMW M3 AUTOMOBILES
OEM TSB listings for most 2003 BMW M3 cars and light trucks sold in the U.S. from 1985+.
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Document: Tools and Equipment Vehicle: 2003 BMW M3 3.2 L6 GAS Auto Systems: |
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Document: Diagnosis Feedback with ISTA Vehicle: 2003 BMW M3 3.2 L6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 BMW M3 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 BMW M3 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 BMW M3 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 BMW M3 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 BMW M3 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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