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2003 BMW M5 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT BMW 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
- Tire Pressure Monitoring System
- 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 BMW M5 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 M5 automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 2003 BMW M5 AUTOMOBILES
Imported Cars & Light Trucks & Vans -> 2003-04 -> Leak Test -> Electronic Leak Detectors -> Fluid Leak Detectors
Vehicle: 2003 BMW M5 5.0 V8 GAS
Testing the refrigerant system for leaks is one of the most important phases of troubleshooting. One or more of the methods outlined will prove useful in detecting leaks or checking connections if service work is performed. Before beginning any leak test, attach a manifold gauge set and note pressure. If little or no pressure is indicated, a partial charge must be installed. Check all connections, compressor head gasket, oil filler plug and compressor shaft seal for leaks.
R-12 leak detectors will not detect R-134a leaks. For R-134a system an electronic type leak detector i...
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BRAKE SERVICE PROCEDURES FOR 2003 BMW M5 AUTOMOBILES
Disc Brakes -> Adjustments -> Parking Brake
Vehicle: 2003 BMW M5 5.0 V8 GAS
Parking Brake
- Ensure parking brake lever is fully released and cables operate freely, then raise and support vehicle.
- Remove one wheel bolt from each wheel.
- Rotate wheel until bolt hole is aligned with adjustment screw.
- Turn adjusting screw until wheel can no longer turn.
- On M3, 325 and 330 models, loosen adjusting screw 10 notches.
- On M5, X5...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 BMW M5 AUTOMOBILES
BMW -> Component Locations -> 5 Series
Vehicle: 2003 BMW M5 5.0 V8 GAS
Refer to Fig. ...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 BMW M5 AUTOMOBILES
CV AXLE SHAFT, Replace -> REAR
Vehicle: 2003 BMW M5 5.0 V8 GAS
REAR
- On models equipped with air suspension, proceed as follows:
- Remove air supply system fuse.
- Disconnect distributor block lines.
- On all models, raise and support vehicle, then remove rear tire and wheel assembly.
- Remove rear axle carrier.
- Remove output shaft to transmission m...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2003 BMW M5 AUTOMOBILES
Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Diagnostic Trouble Code Identification
Vehicle: 2003 BMW M5 5.0 V8 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 M5 AUTOMOBILES
Alternator, Replace
Vehicle: 2003 BMW M5 5.0 V8 GAS
- Remove drive belt.
- Disconnect battery positive lead from cable holders.
- Remove cap, mounting screw and deflection roller.
- Remove mounting bolts and power steering pump belt ...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 BMW M5 AUTOMOBILES
Cabin Air Filter Service -> BMW -> 1996-2005 5 Series
Vehicle: 2003 BMW M5 5.0 V8 GAS
Service interval is determined by the service indicator.
- Open the hood.
- Turn quick-release fastener approximately, 90° counterclockwise. Unlatch the cabin air filter cover retainers.
- Remove the cabin air fi...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 BMW M5 AUTOMOBILES
BMW -> Service Interval Indicator -> M5 & X5 -> Interval Indicator -> Less Underhood Diagnostic Connector -> Oil Service -> With Underhood Diagnostic Connector
Vehicle: 2003 BMW M5 5.0 V8 GAS
Less Underhood Diagnostic Connector
On these models the SII reset tool cannot be used. Resetting is possible using the instrument cluster trip odometer reset button. Proceed as follows:
- Turn ignition Off.
- Press and hold trip odometer reset button, then turn ignition to "1" (Accessory).
- Keep odometer reset button depressed for approximately five more seconds until any of following words appear in display: "Oil Service" or "Inspection" with "Reset" or "Re."
- On models equipped with high cluster, remaining amount of fuel in liters until next service is displayed should appear.
- On all models, depress and ho...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 BMW M5 AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2003 BMW M5 5.0 V8 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 M5 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 BMW M5 5.0 V8 GAS
- If reusing belt, mark rotational direction for installation.
- Lock belt pulley in position using suitable holding tool, then remove water pump fan mounting nut using a suitable wrench. Nut has lefthand threads.
- Remove fan impeller with clutch.
- Remove mounting bolts and front...
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COMPONENT LOCATION DIAGRAMS FOR 2003 BMW M5 AUTOMOBILES
Component location diagrams for most 2003 BMW M5 cars and light trucks sold in the U.S. from 1990+.
 In Rear RH Side of Luggage Compartment Diagram for 2003 BMW M5 5.0 V8 GASComponents on diagram: |
 Rear RH Side of Engine Compartment in E-Box Diagram for 2003 BMW M5 5.0 V8 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 2003 BMW M5 AUTOMOBILES
OEM drawn wiring diagrams for most 2003 BMW M5 cars and light trucks sold in the U.S.
 2003 BMW M5 5.0 V8 GAS Wiring DiagramComponents on diagram: |
 2003 BMW M5 5.0 V8 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 BMW M5 AUTOMOBILES
OEM TSB listings for most 2003 BMW M5 cars and light trucks sold in the U.S. from 1985+.
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Document: Tools and Equipment Vehicle: 2003 BMW M5 5.0 V8 GAS Auto Systems: |
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Document: Diagnosis Feedback with ISTA Vehicle: 2003 BMW M5 5.0 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 BMW M5 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 BMW M5 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 M5 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 M5 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 M5 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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