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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 BMW 330CI 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 2003 BMW 330CI automobile. Try the Automotix DIY solution today!
BRAKE SERVICE PROCEDURES FOR 2003 BMW 330CI AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 BMW 330CI cars and light trucks from 1990+.
Anti-lock Brakes -> System Service -> 745 -> Brake System Bleed -> Component Replacement -> Control Module -> Front Speed Sensor -> Hydraulic Unit -> M3, 325 & 330 -> M5, 525, 530, 540, 740 & 750 -> Rear Speed Sensor -> X5 -> Z3 -> Z8
Vehicle: 2003 BMW 330CI 3.0 L6 GAS
Brake System Bleed
Refer to "Hydraulic Brake Systems," for procedures.
Component Replacement
Hydraulic Unit
M3, 325 & 330
- Remove end firewall and seal.
- Disconnect vacuum lines and electrical connector.
- Remove master cylinder as outlined in "Hydraulic Brake Systems" section.
- Mark brake lines for installation alignment.
- Disconnect brake lines.
- Disconnect connector.
- Remove brake lines with rubber grommet from body and press toward engine. Do not bend brake lines.
- Remove mounting bolts and hydraulic unit.
- Reverse procedure to install. Bleed brake system as outlined in "Hydraulic Brake Systems" section.
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BRAKE SERVICE PROCEDURES FOR 2003 BMW 330CI AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 BMW 330CI cars and light trucks from 1990+.
Power Brake Units -> Description -> Hydraulic Booster System -> Vacuum Booster System
Vehicle: 2003 BMW 330CI 3.0 L6 GAS
Hydraulic Booster System
The hydraulic system incorporates a power flow regulator which diverts a small flow of fluid from the power steering operating circuit for the power assisted brake system, Fig. . It charges the hydraulic reservoir in a high pressure range without impairing the function of power steering. The pressurized hydraulic oil volume is supplied to the booster for the sake of power assistance and is applied by operating the connected standard tandem master cylinder. Should the power steering pump fail, the hydraulic reservoir has sufficient reserve pressure to permit m...
CLICK HERE TO GET FULL ACCESS TO 2003 BMW 330CI BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2003 BMW 330CI AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 BMW 330CI cars and light trucks from 1990+.
Disc Brakes -> Tightening Specifications
Vehicle: 2003 BMW 330CI 3.0 L6 GAS
CLICK HERE TO GET FULL ACCESS TO 2003 BMW 330CI BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2003 BMW 330CI AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 BMW 330CI cars and light trucks from 1990+.
Hydraulic Brake Systems -> Component Replacement -> 740 & 750 -> 745 -> M3, 325 & 330 -> M5, 525, 530 & 540 -> Master Cylinder, Replace -> Mini Cooper -> X5 -> Z3 -> Z8
Vehicle: 2003 BMW 330CI 3.0 L6 GAS
Master Cylinder, Replace
Mini Cooper
- Suck brake fluid from expansion tank into suitable container using suitable suction bottle.
- Disconnect brake fluid level switch connector.
- Disconnect clutch hydraulic supply hose. Position line so that fluid does not drain. Plug or cap lines and openings.
- Disconnect expansion tank booster vacuum hose.
- Remove mounting bolt and expansion tank.
- Remove battery.
- Disconnect clips, lock and connectors, then remove Engine Control Module (ECM).
- Remove battery box mounting bolt and disconnect clips.
- Remove battery box.
- Disconnect brake lines. Plug or cap li...
CLICK HERE TO GET FULL ACCESS TO 2003 BMW 330CI BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2003 BMW 330CI AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 BMW 330CI cars and light trucks from 1990+.
Anti-lock Brakes -> Troubleshooting
Vehicle: 2003 BMW 330CI 3.0 L6 GAS
Refer t...
CLICK HERE TO GET FULL ACCESS TO 2003 BMW 330CI BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2003 BMW 330CI AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2003 BMW 330CI cars and light trucks from 1990+.
Hydraulic Brake Systems -> Precautions -> Audio Coded Anti-Theft System
Vehicle: 2003 BMW 330CI 3.0 L6 GAS
Audio Coded Anti-Theft System
Some original radios have a coded theft protection circuit. Obtain customer's code number before disconnecting the battery, removing fuses from the underhood fuse/relay box or removing the radio.
- After servicing vehicle, reconnect p...
CLICK HERE TO GET FULL ACCESS TO 2003 BMW 330CI BRAKE SERVICE PROCEDURES
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