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1994 Infiniti Q45 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Infiniti REPAIR SHOPS DON'T WANT YOU TO KNOW
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- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1994 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 Infiniti Q45 automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 1994 Infiniti Q45 AUTOMOBILES
Infiniti -> Automatic Temperature Control System Diagnosis & Testing, 1994 Q45 -> A/C SYSTEM DIAGNOSIS & TESTING -> PRELIMINARY CHECKS -> SELF-DIAGNOSTIC PROCEDURE -> SYSTEM DIAGNOSIS
Vehicle: 1994 Infiniti Q45 4.5 V8 GAS
SELF-DIAGNOSTIC PROCEDURE
Refer to Fig. , for self-diagnostic procedures, noting the following:
- If during any test, two or more malfunctions are indicated, the code No. respectively blinks two times.
- Perform step 2 in sunlight.
- During step 2 tests, if a...
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BRAKE SERVICE PROCEDURES FOR 1994 Infiniti Q45 AUTOMOBILES
Anti-lock Brakes -> Description
Vehicle: 1994 Infiniti Q45 4.5 V8 GAS
The Anti-Lock Brake System (ABS) prevents the wheels from locking up when braking, regardless of the surface conditions. This allows the car to stop in a shorter distance, and allows the driver to maintain directional control of the vehicle during heavy braking.
During normal braking conditions, the ABS ...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1994 Infiniti Q45 AUTOMOBILES
Infiniti -> Fuel Filter Replacement -> All Models -> Fuel System Pressure Relief -> Removal & Installation
Vehicle: 1994 Infiniti Q45 4.5 V8 GAS
Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.
Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental spray of fuel.
After the battery has been disconnected and reconnected, some abnormal driveabilty symptoms may occur. The vehicle may need to be driven 10...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1994 Infiniti Q45 AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 1994 Infiniti Q45 4.5 V8 GAS
- Before removing propeller shaft, check marks on bolts to reuse them in the same position.
- Remove propeller shaft to companion flange bolts.
- If propeller shaft is replaced with a new one, replace all bolts with "9" bolts. Do not use "A", "B" or "C" bolts.
- Remove center bearing bracket m...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1994 Infiniti Q45 AUTOMOBILES
Starter, Replace
Vehicle: 1994 Infiniti Q45 4.5 V8 GAS
- Disconnect battery ground cable.
- Remove intake air duct.
- Remove starter motor attaching ...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1994 Infiniti Q45 AUTOMOBILES
Infiniti -> Traction Control/Slip Indicator Lamp ->
Vehicle: 1994 Infiniti Q45 4.5 V8 GAS
Drive wheel slippage is detected by the four wheel rotating signal. When wheel slip becomes excessive, the Traction Control System (TCS) operates causing the SLIP indicator lamp to illuminate. When the TCS off switch is used to cancel TCS function, the ...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1994 Infiniti Q45 AUTOMOBILES
Radiator, Replace
Vehicle: 1994 Infiniti Q45 4.5 V8 GAS
- Remove radiator air guides and radiator cap, then remove radiator lower shroud.
- Loosen both upper automatic transmission oil cooler hose clamps, then position clamps for clearance.
- Raise and support vehicle, then remove engine undercover.
- Drain coolant from radiator.
- Disconnect transmission cooler hoses from clip of upper radiator shroud.
- Remove A/C pump ...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1994 Infiniti Q45 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1994 Infiniti Q45 4.5 V8 GAS
Avoid placing hand in a location where pinching may occur if holding tool accidentally comes off. Do not loosen hexagonal part in center of drive belt auto tensioner pulley (Do not turn it clockwise). If turned clockwise, complete drive be...
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COMPONENT LOCATION DIAGRAMS FOR 1994 Infiniti Q45 AUTOMOBILES
Component location diagrams for most 1994 Infiniti Q45 cars and light trucks sold in the U.S. from 1990+.
 Tail Harness Splice Locations Diagram for 1994 Infiniti Q45 4.5 V8 GASComponents on diagram: |
 Fuel Injection System Component Locations Diagram for 1994 Infiniti Q45 4.5 V8 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 1994 Infiniti Q45 AUTOMOBILES
OEM drawn wiring diagrams for most 1994 Infiniti Q45 cars and light trucks sold in the U.S.
 1994 Infiniti Q45 4.5 V8 GAS Wiring DiagramComponents on diagram: |
 1994 Infiniti Q45 4.5 V8 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1994 Infiniti Q45 AUTOMOBILES
OEM TSB listings for most 1994 Infiniti Q45 cars and light trucks sold in the U.S. from 1985+.
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Document: A/C System O-Ring Seal Leaks Vehicle: 1994 Infiniti Q45 4.5 V8 GAS Auto Systems: |
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Document: Windshield Cracking Vehicle: 1994 Infiniti Q45 4.5 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1994 Infiniti Q45 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1994 Infiniti Q45 cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 1994 Infiniti Q45 cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 1994 Infiniti Q45 cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 1994 Infiniti Q45 cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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