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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1991 BMW 325IX 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 1991 BMW 325IX automobile. Try the Automotix DIY solution today!
BRAKE SERVICE PROCEDURES FOR 1991 BMW 325IX AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 BMW 325IX cars and light trucks from 1990+.
Power Brake Units -> TROUBLESHOOTING -> 318, 325, 525 & 535 -> BRAKE BOOSTER VACUUM SUPPLY CHECK -> FUNCTION TEST
Vehicle: 1991 BMW 325IX 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, ...
CLICK HERE TO GET FULL ACCESS TO 1991 BMW 325IX BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 BMW 325IX AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 BMW 325IX cars and light trucks from 1990+.
Anti-Lock Brakes -> DIAGNOSIS & TESTING
Vehicle: 1991 BMW 325IX 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 is required to check any malfunction of the syst...
CLICK HERE TO GET FULL ACCESS TO 1991 BMW 325IX BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 BMW 325IX AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 BMW 325IX cars and light trucks from 1990+.
Anti-Lock Brakes -> COMPONENT REPLACEMENT -> CONTROL UNIT, REPLACE -> FRONT SPEED SENSOR, REPLACE -> HYDRAULIC UNIT, REPLACE -> REAR SPEED SENSOR, REPLACE
Vehicle: 1991 BMW 325IX 2.5 L6 GAS
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 of f multiple pin connector and disconnect ground wire.
- Pull up on the front of the hydraulic unit, then disconnect the rear and remove the unit.
- Reverse procedure to install, ensuring hydraulic lin...
CLICK HERE TO GET FULL ACCESS TO 1991 BMW 325IX BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 BMW 325IX AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 BMW 325IX cars and light trucks from 1990+.
Anti-Lock Brakes -> DESCRIPTION
Vehicle: 1991 BMW 325IX 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 1991 BMW 325IX BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 BMW 325IX AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 BMW 325IX 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: 1991 BMW 325IX 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 fu...
CLICK HERE TO GET FULL ACCESS TO 1991 BMW 325IX BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 BMW 325IX AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 BMW 325IX cars and light trucks from 1990+.
Disc Brakes -> TIGHTENING SPECIFICATIONS
Vehicle: 1991 BMW 325IX 2.5 L6 GAS
CLICK HERE TO GET FULL ACCESS TO 1991 BMW 325IX BRAKE SERVICE PROCEDURES
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