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We have info for following modifications of 1991 Subaru Justy
- 1991 Subaru Justy GL 1.2 L3 GAS, CC:1189, Carburetor, Engine VIN:, Desg:8
- 1991 Subaru Justy GL 1.2 L3 GAS, CC:1189, Fuel Injection, Engine VIN:, Desg:7
- 1991 Subaru Justy GL 1.2 L3 GAS, CC:1189, Fuel Injection, Engine VIN:, Desg:8
BRAKE SERVICE PROCEDURES FOR 1991 Subaru Justy AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Subaru Justy cars and light trucks from 1990+.
SUBARU, HYDRAULIC BRAKE SYSTEMS -> DESCRIPTION -> DUAL PROPORTIONING VALVE (DPV) -> MASTER CYLINDER
Vehicle: 1991 Subaru Justy GL 1.2 L3 GAS
MASTER CYLINDER
The master cylinder is of the tandem type design and incorporates a fast fill valve in order to improve the feeling on braking. It has a dual design which consists of a primary and a secondary brake system. If one brake system becomes inoperative, the other line will provide braking action. The master cylinder is designed into a "pierce" form so that ...
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BRAKE SERVICE PROCEDURES FOR 1991 Subaru Justy AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Subaru Justy cars and light trucks from 1990+.
SUBARU, DISC BRAKES -> CALIPER REPLACEMENT -> FRONT -> REAR
Vehicle: 1991 Subaru Justy GL 1.2 L3 GAS
FRONT
Refer to Figs. through when performing the following procedure.
- Raise and support vehicle.
- Remove front wheels.
- Disconnect brake hose from caliper. Plug hose to prevent fluid leakage.
- On all except Justy, Legacy and SVX, remove outer parking brake cable clip and disconnect cable.
- On all except Justy with 12 inch wheels, remove caliper lockpin, rotate caliper on guide pin, then remove caliper.
- On Justy with 12 inch wheels, remove caliper to support retaining bolts, then the boot protector and caliper.
- On all models, rev...
CLICK HERE TO GET FULL ACCESS TO 1991 Subaru Justy BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 Subaru Justy AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Subaru Justy cars and light trucks from 1990+.
SUBARU, POWER BRAKE UNITS -> BRAKE BOOSTER REPLACEMENT -> EXCEPT SVX -> SVX
Vehicle: 1991 Subaru Justy GL 1.2 L3 GAS
EXCEPT SVX
- Disconnect brake fluid level indicator connector, if equipped.
- Remove master cylinder assembly.
- Disconnect vacuum hose from brake booster.
- Working from inside the passenger compartment, remove snap pin and operating rod clevis pin from brake pedal assembly.
- Remove brake booster retaining nuts, then brake booster from vehicle.
- Reverse procedure to install. Torque brake booster retaining nuts to 9-17 ft. lbs.
SVX
- Disconnect battery ground cable.
- R...
CLICK HERE TO GET FULL ACCESS TO 1991 Subaru Justy BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 Subaru Justy AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Subaru Justy cars and light trucks from 1990+.
SUBARU, ANTI-LOCK BRAKES -> COMPONENT TESTING -> CHECK G SENSOR CIRCUIT -> CHECK RELAYS -> CHECK VALVE RELAYS -> HYDRAULIC UNIT SOLENOID -> INPUT SIGNAL OF SENSOR TO ABS CONTROL UNIT -> POWER SUPPLY VOLTAGE TO ABS CONTROL UNIT -> SIGNAL EMITTED FROM SENSOR ABS CONTROL UNIT -> SPEED SENSORS
Vehicle: 1991 Subaru Justy GL 1.2 L3 GAS
POWER SUPPLY VOLTAGE TO ABS CONTROL UNIT
- Turn ignition switch off.
- Disconnect connector from ABS control unit.
- Disassemble connector as follows:
- Pushing tab Fig. , then disconnect connector.
- Remove screws from connector, move boot toward harness, and slide cover in direction as shown in Fig. .
- Turn ignition On, measure voltage between connector P12 terminal 1 and ground on except SVX models or between connector R7 terminal 1 and ground on SVX models, readings should be 10 and 12 volts.
- Start engine, check input voltage of ABS control unit to alternator.
- Measure voltage between ABS con...
CLICK HERE TO GET FULL ACCESS TO 1991 Subaru Justy BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 Subaru Justy AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Subaru Justy cars and light trucks from 1990+.
SUBARU, POWER BRAKE UNITS -> DESCRIPTION
Vehicle: 1991 Subaru Justy GL 1.2 L3 GAS
The brake booster is located in line between the master cylinder and the brake pedal. It serves to mechanically boost the force pushing the pistons of the master cylinder.
The brake booster consists of a power cylinder section and a power piston section. The power cylinder is made up of a front shell, rear shell and a diaphragm. The front and rear shells are connected with the diaphragm placed in between the two. The power cylinder chamber is closed to the atmosphere and the left and right chambers of the diaphragm are kept sealed.
The power piston is g...
CLICK HERE TO GET FULL ACCESS TO 1991 Subaru Justy BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 Subaru Justy AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Subaru Justy cars and light trucks from 1990+.
SUBARU, HYDRAULIC BRAKE SYSTEMS -> MASTER CYLINDER REPLACEMENT
Vehicle: 1991 Subaru Justy GL 1.2 L3 GAS
- Disconnect brake lines from master cylinder and plug the ends.
- If applicable, disconnect fluid warning switch electrical con...
CLICK HERE TO GET FULL ACCESS TO 1991 Subaru Justy BRAKE SERVICE PROCEDURES
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