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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1993 BMW 325I 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
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BRAKE SERVICE PROCEDURES FOR 1993 BMW 325I AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 BMW 325I cars and light trucks from 1990+.
Power Brake Units -> Power Brake Unit Service -> 318, 325, 525 & 535 -> 735, 750 & 850 -> Power Brake Booster, Replace
Vehicle: 1993 BMW 325I 2.5 L6 GAS
Power Brake Booster, Replace
318, 325, 525 & 535
- Remove master cylinder from booster.
- Remove lower left trim panel.
- Disconnect bayonet pin and clip from booster pushrod, below instrument panel. Fig. .
- Detach booster from pedal base. Remove booster from engine compartment.
- Reverse procedure to install.
735, 750 & 850
- With engine off, discharge hydraulic reservoir by operating brake pedal approximately 20 times with same force required for ful...
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BRAKE SERVICE PROCEDURES FOR 1993 BMW 325I AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 BMW 325I cars and light trucks from 1990+.
Anti-lock Brakes -> Description
Vehicle: 1993 BMW 325I 2.5 L6 GAS
The Anti-Lock Brake System (ABS) consists of a control unit, hydraulic unit, speed sensors and wiring harness. Each speed sensor has a gear wheel which runs past the permanently magnetized edge of the speed sensor installed in the wheel hub. The rotary motion of the wheels is recorded by inductive sensors and an electric signal is sent to the electronic control unit.
The electronic control unit is located in a compartment on the right side of the engine compartment. This control unit inputs acceleration, deceleration and slip factors from the electronic speed sensors, which are propo...
CLICK HERE TO GET FULL ACCESS TO 1993 BMW 325I BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1993 BMW 325I AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 BMW 325I cars and light trucks from 1990+.
Anti-lock Brakes -> Diagnosis & Testing -> 318 and 325 -> 525, 535, 735 & 750 -> Diagnostic Tests
Vehicle: 1993 BMW 325I 2.5 L6 GAS
The electronic control unit monitors the Anti-Lock Brake System (ABS) constantly. The system must be checked when the ABS indicator lamp does not go out, comes on while driving or does not come on when ignition is turned on. A BMW service tester ...
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BRAKE SERVICE PROCEDURES FOR 1993 BMW 325I AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 BMW 325I cars and light trucks from 1990+.
Disc Brakes -> Adjustments -> Parking Brake
Vehicle: 1993 BMW 325I 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. ...
CLICK HERE TO GET FULL ACCESS TO 1993 BMW 325I BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1993 BMW 325I AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 BMW 325I cars and light trucks from 1990+.
Power Brake Units -> Diagnosis & Testing -> 318, 325, 525 & 535 -> Brake Booster Vacuum Supply Check -> Function Test
Vehicle: 1993 BMW 325I 2.5 L6 GAS
Function Test
- Operate brake pedal ten times with engine stopped.
- If brake pedal gives, system is okay.
- If brake pedal does not give, check valve, vacuum hose and/or rubber ring between master cylinder and brake booster could be defective.
Brake Booster Vacuum Supply Check
318, 325...
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BRAKE SERVICE PROCEDURES FOR 1993 BMW 325I AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 BMW 325I cars and light trucks from 1990+.
Anti-lock Brakes -> System Service -> Brake System Bleed -> Component Replacement -> Control Unit, Replace -> Front Speed Sensor, Replace -> Hydraulic Unit, Replace -> Rear Speed Sensor, Replace
Vehicle: 1993 BMW 325I 2.5 L6 GAS
Brake System Bleed
Refer to "Hydraulic Brake Systems," for procedures.
Component Replacement
Hydraulic Unit, Replace
- Disconnect battery ground cable.
- Remove coolant expansion tank.
- Remove brake lines from hydraulic unit as follows: front left; front right; rear left; rear right.
- Remove brake hydraulic lines from master cylinder to hydraulic unit.
- Remove cover from top of hydraulic cover, then loosen, but do not remove, bolts for hydraulic unit.
- Remove retaining screws and pull off multiple pin connector and disconnect ground wire.
- Pull up on the front of the hydraulic unit, then disconnect t...
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