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1999 Infiniti QX4 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Infiniti REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Specifications
- A/C & Heater Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
A/C & HEATER SERVICE PROCEDURES FOR 1999 Infiniti QX4 AUTOMOBILES
Air Bag System Precautions -> Infiniti -> Disarming
Vehicle: 1999 Infiniti QX4 3.3 V6 GAS
For "Infiniti QX4" Information, Refer To "Pathfinder" In "Nissan."
- Turn ignition Off, then disconnect battery ground cable.
- On 1990-97 models, wait at least 10 minutes after disconnecting the battery ground cable before performing any service procedures.
- On 1998-2004 models, wait at least three minutes after disconnecting both b...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1999 Infiniti QX4 AUTOMOBILES
Infiniti -> Fuel Filter Replacement -> All Models -> Fuel System Pressure Relief -> Removal & Installation
Vehicle: 1999 Infiniti QX4 3.3 V6 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 1999 Infiniti QX4 AUTOMOBILES
DRIVESHAFT U-JOINT, Replace -> Assembly -> Disassemble
Vehicle: 1999 Infiniti QX4 3.3 V6 GAS
Disassemble
- Mark shaft and flange or yoke.
- Remove snap ring.
- Remove pushed out journal bearing by lightly tapping yoke with a hammer. Do not damage journal and yoke hole.
- Remove bearing at opposite side in above operation. Place reference mark on disassembled parts so that they can be reinstalled in their original positions from which they were removed.
Assembly
- Assemble journal bearing and apply appro...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1999 Infiniti QX4 AUTOMOBILES
Starter, Replace
Vehicle: 1999 Infiniti QX4 3.3 V6 GAS
- Disconnect battery ground cable.
- Disconnect starter motor electrical connector.
- Remove mounting bolts and starter motor...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1999 Infiniti QX4 AUTOMOBILES
Infiniti -> Rear Active Steering (RAS) Lamp ->
Vehicle: 1999 Infiniti QX4 3.3 V6 GAS
If the Rear Active Steering (RAS) Check lamp comes on when the engine is running, a malfunction in the rear active steering system has been detect...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1999 Infiniti QX4 AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1999 Infiniti QX4 3.3 V6 GAS
Lower
- Disconnect battery ground cable.
- Drain cooling system into a suitable container by loosening drain plug of radiator.
- Reposition hose clamp at radiator outlet.
- Remove hose from radiator.
- Reposition hose clamp at thermostat housing.
- Remove hose from thermostat housing.
- Remove hose from vehicle.
- Reverse pr...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1999 Infiniti QX4 AUTOMOBILES
Serpentine Drive Belt, Replace -> Air Conditioning -> Alternator -> Power Steering
Vehicle: 1999 Infiniti QX4 3.3 V6 GAS
Alternator
- Disconnect battery ground cable from battery.
- Loosen alternator upper locknut.
- Loosen lower mounting nut.
- Push alternator inward toward engine.
- Remove alternator drive belt.
- Clean and inspect belt surfaces of all pulleys.
- Reverse procedure to install, noting the following:
- Torque alternator idler pulley adjusting nut to 23 ft. lbs.
Air Conditioning
- Disconnect battery ground cable from batter...
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COMPONENT LOCATION DIAGRAMS FOR 1999 Infiniti QX4 AUTOMOBILES
Component location diagrams for most 1999 Infiniti QX4 cars and light trucks sold in the U.S. from 1990+.
Door Wiring Harness Connector Locations Diagram for 1999 Infiniti QX4 3.3 V6 GAS Components on diagram: |
Door Wiring Harness Connector Locations Diagram for 1999 Infiniti QX4 3.3 V6 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 1999 Infiniti QX4 AUTOMOBILES
OEM drawn wiring diagrams for most 1999 Infiniti QX4 cars and light trucks sold in the U.S.
1999 Infiniti QX4 3.3 V6 GAS Wiring Diagram Components on diagram: |
1999 Infiniti QX4 3.3 V6 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1999 Infiniti QX4 AUTOMOBILES
OEM TSB listings for most 1999 Infiniti QX4 cars and light trucks sold in the U.S. from 1985+.
Document: A/C System O-Ring Seal Leaks Vehicle: 1999 Infiniti QX4 3.3 V6 GAS Auto Systems: |
Document: Windshield Cracking Vehicle: 1999 Infiniti QX4 3.3 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1999 Infiniti QX4 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1999 Infiniti QX4 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 1999 Infiniti QX4 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 1999 Infiniti QX4 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 1999 Infiniti QX4 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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