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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1991 Porsche 911 car and truck
repair procedures including Porsche 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 Porsche 911 automobile. Try the Automotix DIY solution today!
We have info for following modifications of 1991 Porsche 911
- 1991 Porsche 911 3.3 H6 GAS, CC:3294, Fuel Injection, Engine VIN:, Desg:A
- 1991 Porsche 911 Carrera 3.6 H6 GAS, CC:3606, Fuel Injection, Engine VIN:, Desg:B
- 1991 Porsche 911 Carrera 4 3.6 H6 GAS, CC:3606, Fuel Injection
BRAKE SERVICE PROCEDURES FOR 1991 Porsche 911 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Porsche 911 cars and light trucks from 1990+.
PORSCHE, DISC BRAKES -> TIGHTENING SPECIFICATIONS
Vehicle: 1991 Porsche 911 Carrera 3.6 H6 GAS
CLICK HERE TO GET FULL ACCESS TO 1991 Porsche 911 BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 Porsche 911 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Porsche 911 cars and light trucks from 1990+.
PORSCHE, POWER BRAKE UNITS -> POWER BRAKE UNITS -> BRAKE BOOSTER REPLACEMENT -> 911 -> 928 -> 944
Vehicle: 1991 Porsche 911 Carrera 3.6 H6 GAS
911
- Remove brake booster operating rod lockpin.
- Remove master cylinder attaching bolt from luggage compartment floor plate.
- Drain brake fluid reservoir.
- Disconnect electrical connectors for stop light switch, then disconnect vacuum hose at brake booster and the brake lines at master cylinder.
- Remove brake booster brace upper attaching bolt and the booster base attaching nuts, then remove master cylinder and booster as an assembly. Brace and operating rod do not have to be disconnected at pedal assembly to remove brake booster.
- Reverse procedure to install, noting the followi...
CLICK HERE TO GET FULL ACCESS TO 1991 Porsche 911 BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 Porsche 911 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Porsche 911 cars and light trucks from 1990+.
PORSCHE, ANTI-LOCK BRAKES -> DESCRIPTION
Vehicle: 1991 Porsche 911 Carrera 4 3.6 H6 GAS
The anti-lock braking system prevents the wheels from locking in an emergency stop, until shortly before the vehicle comes to halt, thus assuring full steerability and directional stability. In addition, the system optimizes the braking distance corresponding to the varying degree of grip between the wheel and road surface.
The ABS control unit is matched to the approved tire dimensions. The use of unapproved tires can lead to different wheel speed...
CLICK HERE TO GET FULL ACCESS TO 1991 Porsche 911 BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 Porsche 911 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Porsche 911 cars and light trucks from 1990+.
PORSCHE, DISC BRAKES -> REAR DISC BRAKE SERVICE
Vehicle: 1991 Porsche 911 3.3 H6 GAS
Refer to "Front Disc Brake... "
CLICK HERE TO GET FULL ACCESS TO 1991 Porsche 911 BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 Porsche 911 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Porsche 911 cars and light trucks from 1990+.
PORSCHE, POWER BRAKE UNITS -> POWER BRAKE UNITS -> BRAKE BOOSTER REPLACEMENT -> 911 -> 928 -> 944
Vehicle: 1991 Porsche 911 3.3 H6 GAS
911
- Remove brake booster operating rod lockpin.
- Remove master cylinder attaching bolt from luggage compartment floor plate.
- Drain brake fluid reservoir.
- Disconnect electrical connectors for stop light switch, then disconnect vacuum hose at brake booster and the brake lines at master cylinder.
- Remove brake booster brace upper attaching bolt and the booster base attaching nuts, then remove master cylinder and booster as an assembly. Brace and operating rod do not have to be disconnected at pedal assembly to remove brake booster.
- Reverse procedure to install, noting the followi...
CLICK HERE TO GET FULL ACCESS TO 1991 Porsche 911 BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 Porsche 911 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Porsche 911 cars and light trucks from 1990+.
PORSCHE, HYDRAULIC BRAKE SYSTEMS -> BRAKE BLEEDING
Vehicle: 1991 Porsche 911 Carrera 3.6 H6 GAS
Brake fluid is extremely damaging to paint. If fluid should accidentally touch painted surface, immediately wipe fluid from paint and clean painted surface.
- Fill reservoir to rim with brake fluid, then remove filter insert.
- Attach pressure bleeder to reservoir, then turn pressure bleeder on.
- First bleed clutch, then maste...
CLICK HERE TO GET FULL ACCESS TO 1991 Porsche 911 BRAKE SERVICE PROCEDURES
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