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2003 Nissan Sentra 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
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
A/C & HEATER SERVICE PROCEDURES FOR 2003 Nissan Sentra AUTOMOBILES
Nissan -> Wiring Diagrams -> Murano
Vehicle: 2003 Nissan Sentra SE-R 2.5 L4 GAS
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BRAKE SERVICE PROCEDURES FOR 2003 Nissan Sentra AUTOMOBILES
Nissan -> Power Brake Units -> Troubleshooting
Vehicle: 2003 Nissan Sentra XE 1.8 L4 GAS
- With engine off, depress brake pedal several times. There should be no change in pedal stroke.
- With brake pedal depressed, start engine. Pedal should go down slightly.
- Run engine for two minutes, then turn engine off. Depress brake pedal slowly several times.
- Pe...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Nissan Sentra AUTOMOBILES
Nissan/Datsun -> Component Locations -> 2003-06 Murano & 350Z, 2002-06 Altima, 2000-06 Maxima & Sentra
Vehicle: 2003 Nissan Sentra SE-R 2.5 L4 GAS
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Nissan Sentra AUTOMOBILES
CV AXLE SHAFT, Replace -> Front
Vehicle: 2003 Nissan Sentra Limited Edition 2.5 L4 GAS
Front
Circular clips should be properly meshed with differential side gear (transaxle side). Inspect that clips are properly seated after installation and that driveshaft will not come out. Always use a new circular clip for installation. To prevent damage to CV boots use suitable cloth over boots to prevent damage to boots during removal and installation.
- Raise and support vehicle and support it with safety stands in proper locations.
- Remove wheel nuts and front tire. Before removing front axle assembly disconnect ABS wheel sensor from assembly. Move sensor away from front ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Nissan Sentra AUTOMOBILES
Starter, Replace
Vehicle: 2003 Nissan Sentra XE 1.8 L4 GAS
- Disconnect battery ground cable.
- Remove air intake duct.
- Disconnect starter wiring from starter.
- Remove starter retai...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Nissan Sentra AUTOMOBILES
Cabin Air Filter Service -> Nissan -> 2003-06 Sentra
Vehicle: 2003 Nissan Sentra XE 1.8 L4 GAS
Under normal operating conditions the cabin air filter should be replaced every 12 months or 15,000 miles. In dusty areas change the cabin air filter more often.
- Open the glove compartment.
- Remove the stops located at each side of the glove compartment, then the glove compartment.
- Remove the four glove compartment housing retaining screws, then the housing.
- Remove the cabin air filter cover, Fig. .
- Remove the cab...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Nissan Sentra AUTOMOBILES
Nissan -> Four Wheel Drive (4WD) Warning Lamp ->
Vehicle: 2003 Nissan Sentra XE 1.8 L4 GAS
When the ignition switch is placed in the on position, the 4WD warning lamp will light as a bulb check but should go off soon after the engine is started. If a malfunction in the 4WD ...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Nissan Sentra AUTOMOBILES
Heater Hose, Replace -> Bypass -> Inlet -> Outlet
Vehicle: 2003 Nissan Sentra XE 1.8 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 water outlet.
- Remove hose from water outlet.
- 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 heate...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Nissan Sentra AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 Nissan Sentra SE-R 2.5 L4 GAS
- Rotate or lift belt tensioner arm clockwise, using a suitable tool to relieve tension from drive belt. Do not rotate belt tensioner counterclockwise or tensioner will be d...
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COMPONENT LOCATION DIAGRAMS FOR 2003 Nissan Sentra AUTOMOBILES
Component location diagrams for most 2003 Nissan Sentra cars and light trucks sold in the U.S. from 1990+.
Engine Compartment Diagram for 2003 Nissan Sentra XE 1.8 L4 GAS Components on diagram: |
NVIS Components Diagram for 2003 Nissan Sentra SE-R 2.5 L4 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 2003 Nissan Sentra AUTOMOBILES
OEM drawn wiring diagrams for most 2003 Nissan Sentra cars and light trucks sold in the U.S.
2003 Nissan Sentra SE-R Spec V 2.5 L4 GAS Wiring Diagram Components on diagram: |
2003 Nissan Sentra SE-R 2.5 L4 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 Nissan Sentra AUTOMOBILES
OEM TSB listings for most 2003 Nissan Sentra cars and light trucks sold in the U.S. from 1985+.
Document: A/C SYSTEM O-RING SEAL LEAKS Vehicle: 2003 Nissan Sentra SE-R 2.5 L4 GAS Auto Systems: |
Document: WINDSHIELD CRACKING Vehicle: 2003 Nissan Sentra SE-R 2.5 L4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 Nissan Sentra AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 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 2003 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 2003 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 2003 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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