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BMW 745I CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT BMW REPAIR SHOPS DON'T WANT YOU TO KNOW
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A/C & HEATER SERVICE PROCEDURES FOR BMW 745I 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 BMW 745I cars and light trucks from 1990+
BMW -> Manual A/C & Heater System Diagnosis & Testing -> Precautions -> Air Bag System Disarming & Arming -> Battery Ground Cable -> Product Compatibility -> R-134a Systems
Vehicle: 2004 BMW 745I 4.4 V8 GAS
R-134a Systems
R-134a is a non-toxic, non-flammable, clear, odorless, liquefied gas.
R-134a refrigerant is not compatible with R-12 refrigerant. Even small amounts of R-12 in an R-134a system can cause lubricant contamination, improper air conditioning performance or compressor failure. Never add R-12 to an R-134a system.
New service ports have been added to compressor to prevent charging system with R-12 refrigerant. R-134a systems require a special compressor lubricant.
Avoid breathing R-134a refrige...
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BRAKE SERVICE PROCEDURES FOR BMW 745I AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported BMW 745I cars and light trucks from 1990+.
Disc Brakes -> Adjustments -> Parking Brake
Vehicle: 2002 BMW 745I 4.4 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 BMW 745I AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported BMW 745I cars and light trucks sold in the U.S. for 1980+.
BMW -> Fuel Filter Scheduled Maintenance -> 1999-06
Vehicle: 2003 BMW 745I 4.4 V8 GAS
Inspection interval is determ...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR BMW 745I AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported BMW 745I cars and light trucks from 1990+.
CV AXLE SHAFT, Replace -> REAR
Vehicle: 2002 BMW 745I 4.4 V8 GAS
REAR
- Remove rear wheel spindle.
- Raise and support vehicle, then remove rear tire and wheel assembly.
- Remove mounting nuts and disconnect halfshaft from d...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR BMW 745I 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 BMW 745I cars and light trucks sold in the U.S. from mid 1990's+.
Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Diagnostic Trouble Code Identification
Vehicle: 2003 BMW 745I 4.4 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 BMW 745I AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported BMW 745I cars and light trucks from 1990+.
Starter, Replace
Vehicle: 2005 BMW 745I 4.4 V8 GAS
- Disconnect battery ground cable.
- Raise vehicle on suitable lift.
- Remove bolts securing engine under body cover then remove cover.
- Remove bolts from reinforcement plate then remove plate.
- Disconnect oxygen sensor connector.
- Remove control sensor using suitable tool.
- Disconnect monitor connector.
- Remove control sensor using suitable tool.
- Support exhaust system using suitable tool.
- Remove nuts and gasket from front exhaust pipe to engine manifold.
- Remove vacuum hose from vacuum unit and remove nut from exhaust bracket.
- Remove bolts from exhaust system reinforcement plate and lower exhaust s...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR BMW 745I AUTOMOBILES
Cabin air filter locations and replacement procedures with corresponding images for most domestic and imported BMW 745I cars and light trucks sold in the U.S. as equipped to the current model year.
Cabin Air Filter Service -> BMW -> 2002-08 7 Series & Alpina
Vehicle: 2005 BMW 745I 4.4 V8 GAS
Service interval is determined by the service indicator.
- Open the hood.
- Release the cabin air filter duct clamp, Fig. .
- Depress the cabin air filter duct lock, then lift the cover upward.
- Remove the cabin air filter duct from the fresh air duct.
- Release the cabin air...
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MAINTENANCE LAMP RESET PROCEDURES FOR BMW 745I AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported BMW 745I cars and light trucks sold in the U.S. from 1990+.
BMW -> Automatic Stability Control (ASC, ASC+) & Dynamic Stability Control (DSC) Warning Lamp ->
Vehicle: 2003 BMW 745I 4.4 V8 GAS
The 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. The warning lamp will also flash when the syst...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR BMW 745I AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported BMW 745I cars and light trucks from 1990+
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2003 BMW 745I 4.4 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 BMW 745I AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported BMW 745I cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 2004 BMW 745I 4.4 V8 GAS
- Lock belt pulley in position using suitable holding tool, then remove water pump fan mounting nut using suitable wrench tool. Nut has lefthand threads.
- ...
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COMPONENT LOCATION DIAGRAMS FOR BMW 745I AUTOMOBILES
Component location diagrams for most BMW 745I cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR BMW 745I AUTOMOBILES
OEM drawn wiring diagrams for most BMW 745I cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR BMW 745I AUTOMOBILES
OEM TSB listings for most BMW 745I cars and light trucks sold in the U.S. from 1985+.
Document: REFILLING COOLANT SYSTEMS - REVISED Vehicle: 2003 BMW 745I 4.4 V8 GAS Auto Systems: |
Document: RIBBON CABLE PLIERS Vehicle: 2003 BMW 745I 4.4 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR BMW 745I AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most BMW 745I 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 BMW 745I 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 BMW 745I 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 BMW 745I 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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