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BMW 840CI CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT BMW REPAIR SHOPS DON'T WANT YOU TO KNOW
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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about BMW 840CI 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 840CI automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR BMW 840CI 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 840CI cars and light trucks from 1990+
BMW -> Manual A/C & Heater System Diagnosis & Testing -> A/C System Diagnosis & Testing -> System Performance Check
Vehicle: 1997 BMW 840CI 4.4 V8 GAS
System Performance Check
System performance check should be performed as both initial an diagnostic check for cooling related complaints and a final check after repairs are completed.
- Connect manifold gauge set to A/C system and place suitable temperature sensors at evaporator outlet and outside vehicle.
- Start engine and run until it reaches normal operating temperature. Front of vehicle should be at least 5 ft. away from any wall or air obstruction during test. Use an external fan to force air past condenser, if necessary. ...
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BRAKE SERVICE PROCEDURES FOR BMW 840CI AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported BMW 840CI cars and light trucks from 1990+.
Hydraulic Brake Systems -> Precautions -> Battery Ground Cable
Vehicle: 1995 BMW 840CI 4.0 V8 GAS
Battery Ground Cable
Prior to service, dis...
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FUEL FILTER REPLACEMENT PROCEDURES FOR BMW 840CI AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported BMW 840CI cars and light trucks sold in the U.S. for 1980+.
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: 1994 BMW 840CI 4.0 V8 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 BMW 840CI AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported BMW 840CI cars and light trucks from 1990+.
DRIVESHAFT, Replace
Vehicle: 1994 BMW 840CI 4.0 V8 GAS
- Raise and support vehicle.
- Remove complete exhaust system.
- Remove heat shield.
- Unfasten screws.
- Unscrew nuts.
- Push constant-velocity joint along disassembly grooves and of output flange.
- Unscrew center bearing.
- Bend propeller shaft downwards on center bearing. Caution: Do not let propeller shaft fall into joints. Joints a...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR BMW 840CI AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported BMW 840CI cars and light trucks from 1990+.
Alternator, Replace -> Air Cooled -> Liquid Cooled
Vehicle: 1996 BMW 840CI 4.4 V8 GAS
Air Cooled
- Switch off ignition.
- Disconnect and cover battery ground lead.
- Remove alternator drive belt.
- Remove bolts on oil-filter housing.
- Place oil-filter housing to one side.
- Disconnect plug on alternator.
- Remove nut on alternator B+ terminal.
- Unfasten cable clip.
- Unclip cooling air guide.
- Remove alternator mounting bolts.
- Pull out alternator towards front.
- Pull alternator upwards to remove.
- Remove alternator from vehicle.
- Reverse procedure to install, noting the following:
- Torque alternator B+ terminal nut to 72 to 108 inch lbs.
- Torque alternator mounting bolts to 15 ft. lbs.
Liquid Cool...
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MAINTENANCE LAMP RESET PROCEDURES FOR BMW 840CI AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported BMW 840CI cars and light trucks sold in the U.S. from 1990+.
BMW -> Service Interval Indicator -> 8 Series -> Interval Indicator -> Less Underhood Diagnostic Connector -> Oil Service -> With Underhood Diagnostic Connector
Vehicle: 1995 BMW 840CI 4.0 V8 GAS
Less Underhood Diagnostic Connector
- Press and hold the reset button located at the top lefthand side of the instrument cluster for 10 seconds.
- A four line menu should appear on the speedometer display. First line is the Back function followed by three service and maintenance items.
- A "!" symbol indicates the service or maintenance item can be reset. An "0" symbol indicates the item cannot be reset. The first 20% of the service or maintenance interval is protected against accidental or premature reset.
- Use the Reset button or lower axial FAS button on the turn signal high beam switch to scr...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR BMW 840CI AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported BMW 840CI cars and light trucks from 1990+
Radiator, Replace
Vehicle: 1994 BMW 840CI 4.0 V8 GAS
- After engine has cooled, remove expansion tank cap.
- Using pulley holding tool No. 11 5 030 or equivalent, remove engine cooling fan.
- Raise and support vehicle, then remove oil catch tray.
- Remove engine splash guard.
- Unscrew coolant drain plug and drain coolant into a suitable container.
- Disconnect coolant level sender...
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SERPENTINE BELT SERVICE PROCEDURES FOR BMW 840CI AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported BMW 840CI cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 1996 BMW 840CI 4.4 V8 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 BMW 840CI AUTOMOBILES
Component location diagrams for most BMW 840CI cars and light trucks sold in the U.S. from 1990+.
 Relay Locations Diagram for 1997 BMW 840CI 4.4 V8 GASComponents on diagram: |
 Air Mass Meter & Connector Diagram for 1995 BMW 840CI 4.0 V8 GASComponents on diagram: |
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WIRING DIAGRAMS FOR BMW 840CI AUTOMOBILES
OEM drawn wiring diagrams for most BMW 840CI cars and light trucks sold in the U.S.
 1997 BMW 840CI 4.4 V8 GAS Wiring DiagramComponents on diagram: |
 1996 BMW 840CI 4.4 V8 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR BMW 840CI AUTOMOBILES
OEM TSB listings for most BMW 840CI cars and light trucks sold in the U.S. from 1985+.
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Document: WINDOW TINT AFFECTS RADIO RECEPTION AND REMOTE RANGE Vehicle: 1995 BMW 840CI 4.0 V8 GAS Symptoms: |
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Document: Service Roundtable: July 2009 Show Vehicle: 1996 BMW 840CI 4.4 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR BMW 840CI AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most BMW 840CI 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 840CI 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 840CI 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 840CI 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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