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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1998 BMW 740IL 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 1998 BMW 740IL automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 1998 BMW 740IL 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 1998 BMW 740IL cars and light trucks from 1990+
Computer Relearn Procedures -> BMW
Vehicle: 1998 BMW 740IL 4.4 V8 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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A/C & HEATER SERVICE PROCEDURES FOR 1998 BMW 740IL 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 1998 BMW 740IL cars and light trucks from 1990+
BMW -> Component Replacement & Adjustment -> Front Bumper, Replace -> M Coupe, M Roadster & Z3 -> M3, 318i, 318ti, 323i, 323iC, 323is, 328i, 328iC & 328is
Vehicle: 1998 BMW 740IL 4.4 V8 GAS
M Coupe, M Roadster & Z3
- On M Roadster models, remove engine front underbody protection shield.
- On all models, remove left and righthand mounting bolts.
- On models equipped less foglamps and/or headlamp washing system, remove front bumper.
- On models equipped with foglamps, disconnect foglamps.
- On models equipped with headlamp washing system, disconnect clip and seal hose.
- On all models, reverse procedure to install.
M3, 318i, 318ti, 323i, 323iC, 323is, 328i, 328iC & 328is
- Disconnect lefthand rubber guard from bump...
CLICK HERE TO GET FULL ACCESS TO 1998 BMW 740IL A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1998 BMW 740IL 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 1998 BMW 740IL cars and light trucks from 1990+
A/C & Cooling System Maintenance -> BMW
Vehicle: 1998 BMW 740IL 4.4 V8 GAS
Inspection Interval Is Determined By Service Inspection Indicator.
CLICK HERE TO GET FULL ACCESS TO 1998 BMW 740IL A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1998 BMW 740IL 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 1998 BMW 740IL cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Imported Vehicles
Vehicle: 1998 BMW 740IL 4.4 V8 GAS
CLICK HERE TO GET FULL ACCESS TO 1998 BMW 740IL A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1998 BMW 740IL 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 1998 BMW 740IL cars and light trucks from 1990+
BMW -> Automatic Temperature Control System Diagnosis & Testing -> A/C System Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Diagnostic Tests: 528i & 540i -> Diagnostic Tests: M Coupe, M Roadster, M3, Z3, 318i, 318ti, 323i, 323iC, 323is, 328i, 328iC & 328is -> Diagnostic Trouble Code 01: Right Temperature Control Wheel -> Diagnostic Trouble Code 04: Right Heater Sensor -> Diagnostic Trouble Code 07: Evaporator Sensor -> Diagnostic Trouble Code 10: Outside Sensor -> Diagnostic Trouble Code 13-Interior Sensor -> Diagnostic Trouble Code 13: Interior Sensor -> Diagnostic Trouble Code 16-Interior Sensor Blower -> Diagnostic Trouble Code 16: Interior Sensor Blower -> Diagnostic Trouble Code 25: Left Temperature Control Wheel -> Diagnostic Trouble Code 28: Left Heater Sensor -> Diagnostic Trouble Code 31: Air Flow Control Wheel -> Diagnostic Trouble Code 34: Mixing Air Control Wheel -> Diagnostic Trouble Code 38: Auxiliary Water Pump Relay -> Diagnostic Trouble Code 40: Left Water Valve -> Diagnostic Trouble Code 44: A/C Compressor Signal Or Auxiliary Fan Relay -> Diagnostic Trouble Code 44: A/C Relay/Auxiliary Fan Relay -> Diagnostic Trouble Code 46: Right Water Valve -> Diagnostic Trouble Code 47: A/C Signal To DME Control Unit -> Diagnostic Trouble Code 48: Rear Window Defroster -> Diagnostic Trouble Code 48: Rear Window Defroster Relay -> Diagnostic Trouble Code 52: Fresh Air Flap Motor -> Diagnostic Trouble Code 55: Air Recirculation Flap Motor -> Diagnostic Trouble Code 56: AUC Signal -> Diagnostic Trouble Code 61: Mixing Air Flap Motor -> Diagnostic Trouble Code 92: Terminal 50 On Longer Than 3 Minutes -> Diagnostic Trouble Code 94: Dependent Heating/Independent Ventilation -> Diagnostic Trouble Code 94: Independent Heating/Independent Ventilation -> Diagnostic Trouble Code Interpretation
Vehicle: 1998 BMW 740IL 4.4 V8 GAS
Accessing Diagnostic Trouble Codes
The automatic climate control unit is capable of detecting system malfunctions and storing a related diagnostic trouble code. These diagnostic trouble codes may be read from control unit memory using the BMW service tester, or equivalent. Follow manufacturer's instructions to display diagnostic trouble codes.
The display "current defect" indicates that the malfunction currently exists. If a "current defect" applies to the temperature sensors or control wheels, a substitute value provided by the control unit is used. T...
CLICK HERE TO GET FULL ACCESS TO 1998 BMW 740IL A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1998 BMW 740IL 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 1998 BMW 740IL cars and light trucks from 1990+
BMW -> Component Replacement & Adjustment -> Expansion Valve, Replace -> 323iC & 328i & 2000 323i & 328i & 1999 323i & 328i Sedans -> 528i & 540i -> 740i, 740iL & 750iL -> M Coupe, M Roadster & Z3 -> M3, 318i, 318ti, 323is & 328is & 1998 323i & 328i & 1999 323i & 328i Convertibles
Vehicle: 1998 BMW 740IL 4.4 V8 GAS
M Coupe, M Roadster & Z3
- Recover refrigerant as outlined under .
- Remove mounting bolts and pipes.
- Remove holder, mounting bolts and pipes with pressure plate.
- Remove mounting bolts and cover.
- Remove mounting bolts and expansion valve.
- Reverse procedure to install. Install new O-rings.
M3, 318i, 318ti, 323is & 328is & 1998 323i & 328i & 1999 323i & 328i Convertibles
- Recover refrigerant as outlined under .
- Remove glove compartment as outlined under "Instrument Panel, Replace."
- Remove air collector as outlined...
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