1990 BMW 325IS Brake Service (ONLINE REPAIR MANUALS)

Auto Parts Search


Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!
Help me findSearch
Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1990 BMW 325IS 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 1990 BMW 325IS automobile. Try the Automotix DIY solution today!
DIY REPAIR SAMPLES > CONTINUE EXPLORING >

BRAKE SERVICE PROCEDURES FOR 1990 BMW 325IS AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 BMW 325IS cars and light trucks from 1990+.

Disc Brakes -> REAR BRAKE PADS REPLACEMENT
Vehicle: 1990 BMW 325IS 2.5 L6 GAS

  • Remove wheels and disconnect electrical connector from wear sensor, if equipped.
  • Pry caps off caliper guide bolts and remove guide bolts.
  • Pry outer pad retaining clamp...

CLICK HERE TO GET FULL ACCESS TO 1990 BMW 325IS BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1990 BMW 325IS AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 BMW 325IS cars and light trucks from 1990+.

Anti-Lock Brakes -> DIAGNOSIS & TESTING
Vehicle: 1990 BMW 325IS 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 1990 BMW 325IS BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1990 BMW 325IS AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 BMW 325IS cars and light trucks from 1990+.

Hydraulic Brakes -> BRAKE FORCE REGULATOR, REPLACE -> 318 & 325
Vehicle: 1990 BMW 325IS 2.5 L6 GAS

318 & 325

  • Remove brake fluid in reservoir with a syringe.
  • Disconnect brak...

CLICK HERE TO GET FULL ACCESS TO 1990 BMW 325IS BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1990 BMW 325IS AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 BMW 325IS cars and light trucks from 1990+.

Anti-Lock Brakes -> DESCRIPTION
Vehicle: 1990 BMW 325IS 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 1990 BMW 325IS BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1990 BMW 325IS AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 BMW 325IS cars and light trucks from 1990+.

Power Brake Units -> TROUBLESHOOTING -> 318, 325, 525 & 535 -> BRAKE BOOSTER VACUUM SUPPLY CHECK -> FUNCTION TEST
Vehicle: 1990 BMW 325IS 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 1990 BMW 325IS BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1990 BMW 325IS AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 BMW 325IS 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: 1990 BMW 325IS 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 1990 BMW 325IS BRAKE SERVICE PROCEDURES

Shop online for auto body parts, engines, wheels, lights...

More parts
Help me findSearch
Auto Repair Quick Search
Help me find
Search DIY repair manuals by VIN...
Vehicle Identification Number is a unique serial number used by the automotive industry to identify individual motor vehicles

Find out what info we have for your vehicle

Need To Fix Your Car or Truck?
Save Money With Free Car Insurance Quote
FREE car insurance quote
Enter Zip Code:
Auto Repair Quick Search
Help me find