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1991 Nissan 300ZX CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Nissan REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
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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 1991 Nissan 300ZX car and truck
repair procedures including Nissan 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 Nissan 300ZX automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 1991 Nissan 300ZX AUTOMOBILES
Nissan -> COOLING FANS -> COMPONENT DIAGNOSIS & TESTING -> 300ZX -> Automatic Transaxle -> Manual Transaxle -> Maxima -> MAXIMA w/VE30DE ENGINE -> NX COUPE, NX1600, NX2000 & SENTRA -> RADIATOR FAN MOTORS -> RADIATOR FAN RELAYS -> Stanza -> THERMO SWITCH/SENSOR
Vehicle: 1991 Nissan 300ZX 3.0 V6 GAS
RADIATOR FAN RELAYS
Maxima
Refer to Figs. and for fan relay testing, if test results are not as specified, replace relay.
NX Coupe, NX1600, NX2000 & Sentra
Refer to Figs. and for fan relay testing, if test results are not as specified, replace relay.
Stanza
Refer to Fig. for fan relay testing, if test results are not as specified, replace relay.
300ZX
Refer to Fig. for fan relay testing, if test results are not as specified, replace relay.
RADIATOR FAN MOTORS
MAXIMA w/VE30DE ENGINE
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BRAKE SERVICE PROCEDURES FOR 1991 Nissan 300ZX AUTOMOBILES
MITSUBISHI, POWER BRAKE UNITS -> BRAKE BOOSTER PUSHROD ADJUSTMENT
Vehicle: 1991 Nissan 300ZX 3.0 V6 GAS
Refer to "Brake Booster Pushrod Adjus... "
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1991 Nissan 300ZX AUTOMOBILES
Nissan/Datsun -> Fuel Filter Replacement -> Except Armada, Murano, Titan & 350Z, 2006-02 Altima, 2000-06 Maxima & Sentra -> Fuel System Pressure Relief -> Removal & Installation
Vehicle: 1991 Nissan 300ZX 3.0 V6 GAS
Fuel System Pressure Relief
- On all models except 1990-96 300ZX, remove the fuel pump fuse from the fuse panel.
- On 1990-96 300ZX, disconnect the fuel pump relay, located behind the lefthand side kick panel.
- On all models, start and run the engine until it stalls.
- After the engine stalls, crank two or three times to ensure all fuel pressure is relieved.
- On all models except 1990-96 300ZX, turn the ignition Off, then install the fuel pump fuse.
- On 1990-96 300ZX, turn the ignition Off, then connect the fuel pump relay.
Removal &...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1991 Nissan 300ZX AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1991 Nissan 300ZX 3.0 V6 GAS
- Raise and support vehicle, then remove rear wheels.
- Remove wheel bearing attaching nut, then side flange attaching nuts and bolts.
- Remove driveshafts by lightly tapping...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1991 Nissan 300ZX AUTOMOBILES
Alternator, Replace
Vehicle: 1991 Nissan 300ZX 2+2 3.0 V6 GAS
- Remove engine undercover.
- Remove drive belt from alternator.
- Disconnect harness co...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1991 Nissan 300ZX AUTOMOBILES
Nissan -> Anti-Lock Warning Lamp -> 1990-93 300ZX
Vehicle: 1991 Nissan 300ZX 2+2 3.0 V6 GAS
This lamp will be illuminated when the ignition switch is placed in the on position as a bulb check. If the lamp remains illuminated or lights during vehicle operation, an anti-lock brake system malfunction is indicated. When the lamp is illuminated, place the ignition switch in the off position, then restart the engine. If the lamp still r...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1991 Nissan 300ZX AUTOMOBILES
Radiator, Replace
Vehicle: 1991 Nissan 300ZX 2+2 3.0 V6 GAS
- Drain engine coolant from radiator into a suitable container.
- Remove engine undercover.
- Disconnect radiator upper and lower hose.
- On models with automatic transmissions, disconnect transmission oil cooler hoses, if equipped. Plug hoses to prevent transmission oil loss.
- On all models, remove radiator l...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1991 Nissan 300ZX AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1991 Nissan 300ZX 3.0 V6 GAS
- Loosen lock nut on power steering pump.
- Loosen adjusting bolt on power steering pump.
- Remove power steering pump drive belt.
- Loosen pulley bolt on idler pulley.
- Loosen adjusting bolt on idler pulley.
- Remove air conditioning compressor drive belt.
- Loosen lo...
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COMPONENT LOCATION DIAGRAMS FOR 1991 Nissan 300ZX AUTOMOBILES
Component location diagrams for most 1991 Nissan 300ZX cars and light trucks sold in the U.S. from 1990+.
 A/C Components (Passenger Compartment) Diagram for 1991 Nissan 300ZX 3.0 V6 GASComponents on diagram: |
 Theft Warning Components Diagram for 1991 Nissan 300ZX 3.0 V6 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 1991 Nissan 300ZX AUTOMOBILES
OEM drawn wiring diagrams for most 1991 Nissan 300ZX cars and light trucks sold in the U.S.
 1991 Nissan 300ZX 2+2 3.0 V6 GAS Wiring DiagramComponents on diagram: |
 1991 Nissan 300ZX 3.0 V6 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1991 Nissan 300ZX AUTOMOBILES
OEM TSB listings for most 1991 Nissan 300ZX cars and light trucks sold in the U.S. from 1985+.
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Document: A/C SYSTEM O-RING SEAL LEAKS Vehicle: 1991 Nissan 300ZX 3.0 V6 GAS Auto Systems: |
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Document: WINDSHIELD CRACKING Vehicle: 1991 Nissan 300ZX 3.0 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1991 Nissan 300ZX AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1991 Nissan 300ZX 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 1991 Nissan 300ZX 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 1991 Nissan 300ZX 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 1991 Nissan 300ZX 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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