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1991 Nissan D21 Pickup CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Nissan REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
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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 D21 Pickup 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 D21 Pickup automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 1991 Nissan D21 Pickup AUTOMOBILES
Imported Cars & Light Trucks & Vans -> 1991-92 -> Oil Level Check -> 4 Cylinder Radial Compressor -> 6 Cylinder Axial Compressor -> 911 -> 928 -> Acura -> Audi -> BMW -> Daihatsu -> Delco -> Except York Compressor -> Honda -> Hyundai -> Infiniti -> Isuzu -> Jaguar -> Lexus -> Mazda -> Mercedes-Benz -> Mitsubishi -> Nippondenso -> Nissan -> Peugeot -> Porsche -> Saab -> Sanden Compressor -> Seiko-Seiki Compressor -> Sterling -> Subaru -> Suzuki -> Toyota -> Volkswagen -> Volvo -> York Compressor (Except A-210)
Vehicle: 1991 Nissan D21 Pickup 3.0 V6 GAS
Acura
No provision is made for checking oil level on these vehicles and oil is added according to component(s) being replaced. Refer to "Oil Charge."
Audi
No provision is made for checking oil level on these vehicles.
BMW
No provision is made for checking oil on these vehicles.
Daihatsu
No provision is made for checking oil level on these vehicles and oil is added according to component(s) being replaced. Refer to "Oil Charge."
Honda
No provision is made for checking oil level on these vehicles and oil is added according to com...
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BRAKE SERVICE PROCEDURES FOR 1991 Nissan D21 Pickup AUTOMOBILES
NISSAN, DISC BRAKES -> FRONT DISC BRAKE SERVICE -> BRAKE PAD, REPLACE -> CALIPER OVERHAUL -> CALIPER, REPLACE
Vehicle: 1991 Nissan D21 Pickup 3.0 V6 GAS
BRAKE PAD, REPLACE
- Raise and support front of vehicle and remove wheel.
- Remove brake hose lock spring if necessary and lower pin bolt Figs. through , then pivot caliper body upwards.
- Remove pad retainers, inner and outer shims and the pads.
- Install new inner pad and pivot caliper downward.
- Compress piston(s) by inserting bar through caliper opening and prying against torque member.
- Pivot caliper upwards, then install outer pad, inner and outer shims and pad retainers.
- Position caliper body and ...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1991 Nissan D21 Pickup AUTOMOBILES
Nissan/Datsun -> Fuel Filter Scheduled Maintenance -> Gasoline Engines -> Normal Service -> Severe Service
Vehicle: 1991 Nissan D21 Pickup SE 3.0 V6 GAS
Normal Service
Service as ...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1991 Nissan D21 Pickup AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1991 Nissan D21 Pickup SE 3.0 V6 GAS
- Raise and support vehicle, then remove wheel.
- Unfasten brake caliper assembly, leaving brake line attached.
- Remove hub nut.
- Remove tie-rod ball joint from knuckle, then separate driveshaft from steering knuckle by tapping on driveshaft. When removing driveshafts, cover boots with cloth to prevent damage.
- On models with automatic transaxle, if replacing both dr...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1991 Nissan D21 Pickup AUTOMOBILES
Alternator, Replace
Vehicle: 1991 Nissan D21 Pickup 2.4 L4 GAS
- Remove engine undercover.
- Remove drive belt from alternator.
- Disconnect harness co...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1991 Nissan D21 Pickup AUTOMOBILES
Nissan -> Air Bag Warning Lamp ->
Vehicle: 1991 Nissan D21 Pickup 2.4 L4 GAS
When the ignition key is placed in the on or Start positions, the air bag warning lamp will illuminate for approximately 7 seconds, then turn off. This lamp cycle indica...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1991 Nissan D21 Pickup AUTOMOBILES
Heater Hose, Replace -> Bypass -> Inlet -> Outlet
Vehicle: 1991 Nissan D21 Pickup 2.4 L4 GAS
Inlet
- Disconnect battery ground cable.
- Drain cooling system into a suitable container by loosening drain plug of radiator.
- Reposition hose clamp at heater core.
- Remove hose from heater core.
- Reposition hose clamp at cylinder head.
- Remove hose from cylinder head.
- Remove hose from vehicle.
- Reverse procedure to install.
Outlet
- Disconnect battery ground cable.
- Drain cooling system into a suitable container by loosening drain plug of radiator.
- Reposition hose clamp at heater c...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1991 Nissan D21 Pickup AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1991 Nissan D21 Pickup SE 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 loc...
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COMPONENT LOCATION DIAGRAMS FOR 1991 Nissan D21 Pickup AUTOMOBILES
Component location diagrams for most 1991 Nissan D21 Pickup cars and light trucks sold in the U.S. from 1990+.
 N.P Relay Location Diagram for 1991 Nissan D21 Pickup 2.4 L4 GASComponents on diagram: |
 Main Harness (Engine Compartment) Diagram for 1991 Nissan D21 Pickup 2.4 L4 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 1991 Nissan D21 Pickup AUTOMOBILES
OEM drawn wiring diagrams for most 1991 Nissan D21 Pickup cars and light trucks sold in the U.S.
 1991 Nissan D21 Pickup 3.0 V6 GAS Wiring DiagramComponents on diagram: |
 1991 Nissan D21 Pickup 3.0 V6 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1991 Nissan D21 Pickup AUTOMOBILES
OEM TSB listings for most 1991 Nissan D21 Pickup 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 D21 Pickup 3.0 V6 GAS Auto Systems: |
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Document: WINDSHIELD CRACKING Vehicle: 1991 Nissan D21 Pickup 3.0 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1991 Nissan D21 Pickup AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1991 Nissan D21 Pickup 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 D21 Pickup 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 D21 Pickup 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 D21 Pickup 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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