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

This unit cannot be overhau...

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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, HYDRAULIC BRAKE SYSTEM -> PROPORTIONING VALVE -> INSPECTION
Vehicle: 1991 Infiniti Q45 4.5 V8 GAS

INSPECTION

  • On ABS models, disconnect harness connectors from ABS actuator.
  • On all models, connect brake fluid pressure tool No. KV991V0010 or equivalent to air bleeder of front and rear brakes on either LH or RH side. Fig. .
  • Bleed air from tool.
  • Depress brake pedal and compare pr...

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, DISC BRAKES -> GENERAL INFORMATION -> BRAKE SYSTEM BLEED -> CALIPER -> Cylinder Body -> INSPECTION -> Piston -> PROPORTIONING VALVE -> ROTOR -> Runout -> Surface -> Thickness
Vehicle: 1991 Infiniti Q45 4.5 V8 GAS

BRAKE SYSTEM BLEED

  • Observe following precautions when bleeding brake system.
    • Carefully monitor brake fluid level at master cylinder during bleeding procedure.
    • Fill reservoir with new Dot 3 brake fluid.
    • Ensure fluid level is full at all times.
  • Connect a transparent vinyl tube to air bleeder valve.
  • Fully depress brake pedal several times.
  • With brake pedal depressed, open air bleeder valve to release air.
  • Release brake pedal slowly.
  • Repeat steps 3 through 5 until clear brake fluid comes out of air bleeder valve.
  • On models less ABS, bleed system in following order:
    • Left rear caliper.
    • Right ...

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 -> PEDAL HEIGHT ADJUSTMENT
Vehicle: 1991 Infiniti Q45 4.5 V8 GAS

Refer to "Dis... "

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 -> TROUBLESHOOTING
Vehicle: 1991 Infiniti Q45 4.5 V8 GAS

Refer to Figs. and , for system symptom ch...

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

Click here to view more details2006 Infiniti Q45 Brake Disc, Front.

Source: Auto Body Parts Store

$54.22

Click here to view more details about 2006 Infiniti Q45 Antenna2006 Infiniti Q45 Antenna, 1-section mast; 470 mm extension; Stick-on; A high quality universal imitation antenna; May require modification or other adjustment to your vehicle upon installation..

Source: Auto Body Parts Store

$5.01

Click here to view more details about 2006 Infiniti Q45 19" x 8.5" Alloy Wheel2006 Infiniti Q45 19" x 8.5" Alloy Wheel, Alloy Wheel; 19 X 8.5; 5 Double Spokes; 5 Lug; 4.5 Inch BP; Hypersilver, , .

Source: Wheels / Rims, Mirrors & Lights Store

$225.45

Click here to view more details2002 Infiniti Q45 V8, 4.5 L, 4500 CC Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

Source: Rebuilt Engines Store

Ad Hoc

Click here to view more details2002 Infiniti Q45 Used A/C Compressor, from 8/01, Very Good.

Source: Used Auto Parts Store

$240.00

Click here to view more details2002 Infiniti Q45 Used Air Flow Meter/Sensor, 4.5, AUTO, RWD from 11/01, Very Good.

Source: Used Auto Parts Store

$141.00
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