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1993 BMW 525I 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
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
A/C & HEATER SERVICE PROCEDURES FOR 1993 BMW 525I AUTOMOBILES
Computer Relearn Procedures -> BMW
Vehicle: 1993 BMW 525I 2.5 L6 GAS
Disconnect or replace DME control unit only when ignition switch is off. After renewed operation, neutral basic values are set in the control unit for idle and emission control. An...
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BRAKE SERVICE PROCEDURES FOR 1993 BMW 525I AUTOMOBILES
Disc Brakes -> Adjustments -> Parking Brake
Vehicle: 1993 BMW 525I 2.5 L6 GAS
Parking Brake
- Ensure parking brake lever is fully released and cables operate freely, then raise and support rear of vehicle.
- On models with wheel bolts, remove 1 wheel bolt from each wheel. On models with studs, remove rear wheels and secure brake discs using lug nuts and spacers.
- On all models, rotate wheel until bolt hole is aligned with parking brake star adjuster. Adjuster is located approximately 30° behind the vertical axis of the wheel on 318 and 325 models, Fig. , or 45° below horizontal axis of wheel toward rear of vehicle on all models except 318 and 325, Fig. ...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1993 BMW 525I AUTOMOBILES
BMW -> Fuel Shutoff Switch Location -> 1991-96 5 Series
Vehicle: 1993 BMW 525I 2.5 L6 GAS
The inertia switch is located below the ...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1993 BMW 525I AUTOMOBILES
DRIVESHAFT U-JOINT, Replace -> Assembly -> Disassembly
Vehicle: 1993 BMW 525I 2.5 L6 GAS
Disassembly
- Remove propeller shaft assembly.
- Remove hose straps.
- Lift out circlip.
- Pull off constant velocity joint complete with dust cover.
- Press knurled head bolts and washers out of constant velocity joint.
- Press off dust cover.
Assembly
- Pack new constant velocity joint with 60 grams of grease (HWB). Do not pack inner race with cage since the balls would tall out.
- Place gaske...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1993 BMW 525I AUTOMOBILES
Starter, Replace
Vehicle: 1993 BMW 525I 2.5 L6 GAS
- Disconnect battery ground cable and drain cooling system.
- Mark position of starter leads, remove retaining nut and disconnect electrical connectors from starter.
- Disconnect coolant hose shrouding start...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 1993 BMW 525I AUTOMOBILES
Cabin Air Filter Service -> BMW -> 1992-95 5 Series
Vehicle: 1993 BMW 525I 2.5 L6 GAS
Service interval is determined by the service indicator.
- Obtain the radio anti-theft code prior to disconnecting the battery ground cable.
- Disconnect the battery ground cable.
- Lift out the glove compartment clips, then pull off the retaining straps.
- Detach the tabs located at the righthand and lefthand sides of the glove compartment.
- Remove the glove compartment.
- Remove the screws retaining the lefthand and righthand side carpeted console trim panels.
- Remove the trim panel from above the glove compartment.
- Remove the two air duct attaching screws, then the air duct.
- Remove the cabin air...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1993 BMW 525I AUTOMOBILES
BMW -> Check Engine Lamp -> Less OBD II
Vehicle: 1993 BMW 525I 2.5 L6 GAS
The Check Engine lamp will be illuminated when the ignition switch is in the On position and the engine is stopped. If the engine is started, the lamp should go out. If the lamp remains lit, a diagnostic troubl...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1993 BMW 525I AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1993 BMW 525I 2.5 L6 GAS
Lower
- Drain coolant into a suitable container.
- Reposition hose clamp at radiator and remove hose.
- Reposition hose clamp at thermostat housing and remove hose.
- Remove hose from vehicle.
- Reverse procedur...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1993 BMW 525I AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1993 BMW 525I 2.5 L6 GAS
- Remove fan cowl by lifting out expansion rivets on both sides.
- Secure fan pulley with suitable securing tool, or equivalent, then remove fan. Fan has lefthand handed threads.
- Loosen tensioner lock bolts, then turn tensioner with suitable wrench to receive tens...
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COMPONENT LOCATION DIAGRAMS FOR 1993 BMW 525I AUTOMOBILES
Component location diagrams for most 1993 BMW 525I cars and light trucks sold in the U.S. from 1990+.
Below LH Side Of Rear Seat in Rear Power Distribution Box Diagram for 1993 BMW 525I 2.5 L6 GAS Components on diagram: |
Top Front Of Engine Diagram for 1993 BMW 525I 2.5 L6 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 1993 BMW 525I AUTOMOBILES
OEM drawn wiring diagrams for most 1993 BMW 525I cars and light trucks sold in the U.S.
1993 BMW 525I 2.5 L6 GAS Wiring Diagram Components on diagram: |
1993 BMW 525I 2.5 L6 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1993 BMW 525I AUTOMOBILES
OEM TSB listings for most 1993 BMW 525I cars and light trucks sold in the U.S. from 1985+.
Document: Tools and Equipment Vehicle: 1993 BMW 525I 2.5 L6 GAS Auto Systems: |
Document: Tools and Equipment Vehicle: 1993 BMW 525I 2.5 L6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1993 BMW 525I AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1993 BMW 525I 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 1993 BMW 525I 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 1993 BMW 525I 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 1993 BMW 525I 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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