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1990 Nissan Sentra CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Nissan 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 1990 Nissan Sentra 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 Sentra automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 1990 Nissan Sentra AUTOMOBILES
A/C & Cooling System Maintenance -> Nissan -> 1990-2002
Vehicle: 1990 Nissan Sentra 1.6 L4 GAS
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BRAKE SERVICE PROCEDURES FOR 1990 Nissan Sentra AUTOMOBILES
MITSUBISHI, POWER BRAKE UNITS -> TROUBLESHOOTING
Vehicle: 1990 Nissan Sentra 4X4 1.6 L4 GAS
- Run engine for two minutes, then turn engine off. Depress brake pedal slowly several times.
- Pedal should go down further the first time and rise gradually the second and third time, Fig. . If this happens the booster is good condition. If pedal height stays the same booster is faulty.
- With engine off, depress brake pedal several times, Fi...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1990 Nissan Sentra AUTOMOBILES
Nissan/Datsun -> Component Locations -> 1989-90 Sentra & Pulsar 1.5L, 1.6L & 1.8L Fuel Injected Engines
Vehicle: 1990 Nissan Sentra 1.6 L4 GAS
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1990 Nissan Sentra AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1990 Nissan Sentra 1.6 L4 GAS
- Remove wheel bearing lock nut. Tie rod does not need to be disconnected from steering knuckle. Suspend steering knuckle with wire so as not to stretch brake hose. Do not pull or twist brake hose.
- Remove clip and separate brake hose from strut.
- Remove strut lower mounting bolts.
- Separate drive shaft from steering knuckle by lightly tapping it. If it is hard to remove, use a puller. When removing drive shaft, cover boots with shop towel to prevent damage to them.
- Remove right drive shaf...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1990 Nissan Sentra AUTOMOBILES
Starter, Replace
Vehicle: 1990 Nissan Sentra 1.6 L4 GAS
- Disconnect battery ground cable.
- On models equipped with automatic transaxle,support transaxle with suitable jack.
- Remove four rear mounting bracket bolts.
- Slight...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1990 Nissan Sentra AUTOMOBILES
Nissan -> Traction Control/Slip Indicator Lamp ->
Vehicle: 1990 Nissan Sentra 1.6 L4 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 1990 Nissan Sentra AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1990 Nissan Sentra 1.6 L4 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 1990 Nissan Sentra AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1990 Nissan Sentra 4X4 1.6 L4 GAS
- Loosen lock nut on alternator.
- Loosen adjusting bolt on alternator.
- Remove alternator and air conditioning compressor drive belt.
- Loosen lock nut on power steering pump.
- Loosen adjusting bo...
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COMPONENT LOCATION DIAGRAMS FOR 1990 Nissan Sentra AUTOMOBILES
Component location diagrams for most 1990 Nissan Sentra cars and light trucks sold in the U.S. from 1990+.
 Engine Compartment Component Locations Diagram for 1990 Nissan Sentra 4X4 1.6 L4 GASComponents on diagram: |
 Main Harness Connector Locations Diagram for 1990 Nissan Sentra 1.6 L4 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 1990 Nissan Sentra AUTOMOBILES
OEM drawn wiring diagrams for most 1990 Nissan Sentra cars and light trucks sold in the U.S.
 1990 Nissan Sentra 4X4 1.6 L4 GAS Wiring DiagramComponents on diagram: |
 1990 Nissan Sentra 1.6 L4 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1990 Nissan Sentra AUTOMOBILES
OEM TSB listings for most 1990 Nissan Sentra cars and light trucks sold in the U.S. from 1985+.
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Document: A/C SYSTEM O-RING SEAL LEAKS Vehicle: 1990 Nissan Sentra 1.6 L4 GAS Auto Systems: |
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Document: WINDSHIELD CRACKING Vehicle: 1990 Nissan Sentra 1.6 L4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1990 Nissan Sentra AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1990 Nissan Sentra 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 1990 Nissan Sentra 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 1990 Nissan Sentra 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 1990 Nissan Sentra 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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