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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1991 Infiniti Q45 car and truck repair procedures including Infiniti 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 Infiniti Q45 automobile. Try the Automotix DIY solution today!
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BRAKE SERVICE PROCEDURES FOR 1991 Infiniti Q45 AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Infiniti Q45 cars and light trucks from 1990+.

INFINITI, DISC BRAKES -> SERVICE -> Adjust -> BRAKE PAD REPLACE -> BRAKE PEDAL, ADJUST -> CALIPER -> Disassemble -> EXCEPT G20 REAR -> G20 -> G20 REAR -> M30 & Q45 -> PARKING BRAKE SHOES -> Replace
Vehicle: 1991 Infiniti Q45 4.5 V8 GAS

BRAKE PAD REPLACE

  • Raise and support vehicle, then remove master cylinder cap.
  • On Q45 models, disconnect speed sensor connector.
  • On all models, remove lower caliper mounting pin/bolt.
  • Pivot caliper upwards. Remove pad retainers and inner and outer shims. Fig. .
  • Remove brake pads.
  • Compress caliper piston with suitable C-clamp.
  • Reverse procedure to install. Torque to specifications and bleed brake system.

CALIPER

EXCEPT G20 REAR
Replace
  • Raise and support vehicle, then remove caliper mounting pins/bolts.
  • Disconnect brake hose and remove caliper.
  • Reverse procedure to install. Torque to specifications and...

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BRAKE SERVICE PROCEDURES FOR 1991 Infiniti Q45 AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Infiniti Q45 cars and light trucks from 1990+.

INFINITI, DISC BRAKES -> TIGHTENING SPECIFICATIONS -> G20 -> M30 & Q45
Vehicle: 1991 Infiniti Q45 4.5 V8 GAS

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CLICK HERE TO GET FULL ACCESS TO 1991 Infiniti Q45 BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1991 Infiniti Q45 AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Infiniti Q45 cars and light trucks from 1990+.

INFINITI, ANTI-LOCK BRAKES -> SELF-DIAGNOSIS & TESTING -> DIAGNOSTIC TESTS -> G20 -> M30 -> Q45
Vehicle: 1991 Infiniti Q45 4.5 V8 GAS

The warning lamp on the instrument panel will come on when a problem is detected in the ABS braking system. To obtain a self diagnosing result the vehicle must be driven for at least one minute at a minimum speed of 20 mph before self diagnosis is obtained. After vehicle is stopped, the number of LED flashes is counted with the engine running, Fig. .

The LED, which is located in the control unit identifies a problem by the number of flashes, Figs and The LED and warning lamp will stay activated, even after malfunct...

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CLICK HERE TO GET FULL ACCESS TO 1991 Infiniti Q45 BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1991 Infiniti Q45 AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Infiniti Q45 cars and light trucks from 1990+.

INFINITI, HYDRAULIC BRAKE SYSTEM -> BRAKE BLEEDING
Vehicle: 1991 Infiniti Q45 4.5 V8 GAS

Do not spill brake fluid on painted surfaces, it may cause damage to the paint. If brake fluid is spilled, wash immediately with water.

  • Place container under master cylinder to avoid spillage, then fill master cylinder with brake fluid.
  • Connect hose to bleeder valves, then depress brake pedal several times.
  • With pressure applied to pedal open bleeder valve to release air trapped in system.
  • Close bleeder, then release pedal slowly.
  • R...

CLICK HERE TO GET FULL ACCESS TO 1991 Infiniti Q45 BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1991 Infiniti Q45 AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Infiniti Q45 cars and light trucks from 1990+.

INFINITI, HYDRAULIC BRAKE SYSTEM -> MASTER CYLINDER REPLACEMENT -> ASSEMBLY -> DISASSEMBLY -> G20 -> INSPECTION -> M30 & Q45 -> MASTER CYLINDER OVERHAUL
Vehicle: 1991 Infiniti Q45 4.5 V8 GAS

  • Connect tube to bleeder valve.
  • Open bleeder valve, drain fluid by depressing brake pedal until master cylinder is empty.
  • Remove brake line flare nuts, master cylinder attaching nuts, then master cylinder.
  • Reverse procedure to install noting the following:
    • Torque master cylinder attaching nuts to 5.8-8.0 ft. lbs.
    • Torque flare nuts to 11-13 ft.lbs.
    • Bleed air from system as outlined in "Bleeding System."

MASTER CYLINDER OVERHAUL

For exploded view of master cylinder, refer to Figs. through .

DISASSEMBLY

M30 & Q45
  • Lightly push valve into cylinder, then remove stopper, Fig....

CLICK HERE TO GET FULL ACCESS TO 1991 Infiniti Q45 BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1991 Infiniti Q45 AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Infiniti Q45 cars and light trucks from 1990+.

INFINITI, POWER BRAKE UNITS -> TROUBLESHOOTING
Vehicle: 1991 Infiniti Q45 4.5 V8 GAS

  • With engine off, depress brake pedal several times. There should be no change in pedal stroke.
  • With brake pedal depressed, start engine. Pedal should go down slightly.
  • Run engine for two minutes, then turn engine off. Depress brake pedal slowly several times...

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

Click here to view more details about 2002 Infiniti Q45 Splash Shield, Front, Driver Side2002 Infiniti Q45 Splash Shield, Front, Driver Side, A high quality, direct fit OE replacement splash shield..

Source: Auto Body Parts Store

$33.95

Click here to view more details2001 Infiniti Q45 Air Filter, Provides 1 to 4 h.p. power gain; 96 to 99 percent filtration efficiency; 1.13 in. height, 11 in. outside length, 6.56 in. outside width; Oiled element; Panel style; Made of multiple interwoven layers of surgical cotton gauze; Increases horsepower and acceleration while providing excellent filtration; Custom designed to fit into existing air box and features a drop-in design which means adding performance is simple; Provides high air flow with excellent filtration; Economical and environment friendly; Works with OEM vehicle electronics; Will last the life of your vehicle; Washable and reusable; Lasts up to 50,000-mile before cleaning is required depending on drive condition..

Source: Auto Body Parts Store

$46.69

Click here to view more details about 1998 Infiniti Q45 16" X 7" Alloy Wheel1998 Infiniti Q45 16" X 7" Alloy Wheel, ALLOY WHEEL, 16 X 7, 5 STUDS/LUGS, 4.5" BOLT DIA, 5 SPOKES, 40MM OFFSET, SILVER, UNIVERSAL; 40MM OFFSET MACHINED WITH SILVER VENTS., , .

Source: Wheels / Rims, Mirrors & Lights Store

$111.45

Click here to view more details1996 Infiniti Q45 V8, 4.5 L, 4494 CC Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

Source: Rebuilt Engines Store

Ad Hoc

Click here to view more details2005 Infiniti Q45 Used Air Flow Meter/Sensor, 4.5, AUTO, 4X4 4.5L (8 cyl), Very Good.

Source: Used Auto Parts Store

$166.00

Click here to view more details2001 Infiniti Q45 Used Wiper Motor Front, Very Good.

Source: Used Auto Parts Store

$86.00
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