BMW 850I REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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BMW 850I 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!

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19921991

Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about BMW 850I 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 850I automobile. Try the Automotix DIY solution today!
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Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for BMW mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your BMW 850I vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

A/C & HEATER SERVICE PROCEDURES FOR BMW 850I 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 850I cars and light trucks from 1990+

Imported Cars & Light Trucks & Vans -> 1991-92 -> Flushing System
Vehicle: 1992 BMW 850I 5.0 V12 GAS

Several factors, particularly compressor failure can cause contamination of the A/C system. If the A/C system is suspected of being contaminated, or if any system components have been stored in open air for extended periods, the entire system should be flushed. If contaminati...

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BRAKE SERVICE PROCEDURES FOR BMW 850I AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported BMW 850I cars and light trucks from 1990+.

Disc Brakes -> FRONT DISC BRAKE PADS REPLACEMENT -> 318 & 325 -> EXCEPT 318 & 325
Vehicle: 1992 BMW 850I 5.0 V12 GAS

318 & 325

  • Raise and support vehicle, then remove front wheels.
  • Remove brake pad wear indicator connector from left side of caliper.
  • Remove anti-rattle clip, then the caliper sliding bolt plastic caps.
  • Lift brake hose out of holder, then remove caliper sliding bolts.
  • Remove caliper toward rear. Remove brake pads, then suspend caliper from frame with wire.
  • Reverse procedure to install, noting the following:
    • Compress caliper piston into bore.
    • Check fluid ...

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FUEL FILTER REPLACEMENT PROCEDURES FOR BMW 850I AUTOMOBILES

Fuel filter replacement procedures with corresponding images for most domestic and imported BMW 850I cars and light trucks sold in the U.S. for 1980+.

BMW -> Component Locations -> 7 & 8 Series
Vehicle: 1991 BMW 850I 5.0 V12 GAS

Refer to Fig....

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR BMW 850I AUTOMOBILES

Includes CV axle, universal joint, and driveline replacement, for domestic and imported BMW 850I cars and light trucks from 1990+.

DRIVESHAFT, Replace
Vehicle: 1992 BMW 850I 5.0 V12 GAS

The propeller shaft is adapted to pertinent requirements in reverence to the transmission version, power flow and vibration behavior, so that removal and installation will differ and depend on the version. Only tighten nuts or bolts on the flange end whenever possible to avoid tension in the joint disc.

  • Remove exhaust assembly.
  • Unscrew heat shield.
  • On models with front joint disc, unscrew propeller shaft on transmission.
  • On models with front universal joint, support transmission with special tools 24 0 120 and 00 2 020.
  • Unscrew transmission suspension.
  • Unscrew universal joint on...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR BMW 850I AUTOMOBILES

Includes starter and alternator replacement procedures for domestic and imported BMW 850I cars and light trucks from 1990+.

Alternator, Replace
Vehicle: 1991 BMW 850I 5.0 V12 GAS

  • Disconnect ground leads from batteries.
  • Unfasten cover from oil filter to enable engine oil to flow back into oil pan.
  • Remove complete upper section of suction filter housing together with mass air flow sensor.
  • Unfasten clips and hose clips.
  • Remove cover from ignition coil.
  • Remove nuts and leads from ignition coil.
  • Remove viscous fan.
  • Unfasten hose clip from cooling air hose on alternator.
  • Remove nut and bolt from clamping fixture for toothed V-belt.
  • Remove top mounting bolt on alternator.
  • Remove V-belt.
  • Remove splash guard.
  • Remove...

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MAINTENANCE LAMP RESET PROCEDURES FOR BMW 850I AUTOMOBILES

Maintenance lamp reset procedures with corresponding images for most domestic and imported BMW 850I cars and light trucks sold in the U.S. from 1990+.

BMW -> Automatic Transmission Indicator Lamp ->
Vehicle: 1992 BMW 850I 5.0 V12 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 system ...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR BMW 850I AUTOMOBILES

Includes radiator, cooling and heater hose replacement procedures for domestic and imported BMW 850I cars and light trucks from 1990+

Radiator, Replace
Vehicle: 1992 BMW 850I 5.0 V12 GAS

  • Drain coolant into a suitable container.
  • Remove fan cowl, note engine variant.
  • On models with air conditioning, disconnect plug connection on temperature switch.
  • On all models, remove upper coolant hose.
  • Release left and right screws on radiator.
  • Remove both br...

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SERPENTINE BELT SERVICE PROCEDURES FOR BMW 850I AUTOMOBILES

Serpentine belt replacement procedures with corresponding images for most domestic and imported BMW 850I cars and light trucks sold in the U.S. from 1990+.

Serpentine Drive Belt, Replace
Vehicle: 1992 BMW 850I 5.0 V12 GAS

If drive belt is to be subsequently reused: Mark direction of travel and reinstall drive belt in same direction of travel.

  • Remove fan clutch with impeller.
  • Loosen screws on ...

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COMPONENT LOCATION DIAGRAMS FOR BMW 850I AUTOMOBILES

Component location diagrams for most BMW 850I cars and light trucks sold in the U.S. from 1990+.

Auxiliary Fuse Box & Connectors Diagram for 1991 BMW 850I  5.0 V12 GASAuxiliary Fuse Box & Connectors Diagram for 1991 BMW 850I 5.0 V12 GAS

Components on diagram:
  • Auxiliary Fuse Box
  • Ignition Coil No. 2
  • Connector X-130
  • Connector X-283
  • E-Box, Connectors & Grounds Diagram for 1992 BMW 850I  5.0 V12 GASE-Box, Connectors & Grounds Diagram for 1992 BMW 850I 5.0 V12 GAS

    Components on diagram:
  • Connector X-69
  • Ground X-6452
  • Ground X-6453
  • E-Box
  • CLICK HERE TO GET FULL ACCESS TO BMW 850I PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR BMW 850I AUTOMOBILES

    OEM drawn wiring diagrams for most BMW 850I cars and light trucks sold in the U.S.

    1991 BMW 850I  5.0 V12 GAS Wiring Diagram1991 BMW 850I 5.0 V12 GAS Wiring Diagram

    Components on diagram:
  • Blower Motor
  • Automatic Heating and Air Conditioning Control Unit
  • Automatic Heating and Air Conditioning Switch
  • 1991 BMW 850I  5.0 V12 GAS Wiring Diagram1991 BMW 850I 5.0 V12 GAS Wiring Diagram

    Components on diagram:
  • Relay Module
  • CLICK HERE TO GET FULL ACCESS TO BMW 850I WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR BMW 850I AUTOMOBILES

    OEM TSB listings for most BMW 850I cars and light trucks sold in the U.S. from 1985+.

    Document: OPERATING FLUID SPECIFICATIONS - UPDATE
    Vehicle: 1991 BMW 850I 5.0 V12 GAS

    Auto Systems:
  • Chemicals, Antifreeze, Additives
  • Document: TEST GAUGE FOR INSTALLING WINDSCREEN
    Vehicle: 1991 BMW 850I 5.0 V12 GAS

    Auto Systems:
  • Tools, Equipment
  • CLICK HERE TO GET FULL ACCESS TO BMW 850I TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR BMW 850I AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most BMW 850I 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 850I 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 850I 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 850I 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

    CLICK HERE TO GET FULL ACCESS TO BMW 850I SPECIFICATIONS DATA!

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