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2003 Acura RSX CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Acura REPAIR SHOPS DON'T WANT YOU TO KNOW

Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Acura RSX car and truck repair procedures including Acura 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 Acura RSX automobile. Try the Automotix DIY solution today!
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Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Acura mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 2003 Acura RSX vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

A/C & HEATER SERVICE PROCEDURES FOR 2003 Acura RSX AUTOMOBILES

Acura -> Component Replacement & Adjustment -> Thermostat, Replace -> 3.2CL & 3.5RL -> 3.2TL -> MDX -> RSX & TSX
Vehicle: 2003 Acura RSX 2.0 L4 GAS

MDX

Refer to Fig. , for thermostat replacement.

RSX & TSX

Refer to Fig. , for thermostat replacement...

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BRAKE SERVICE PROCEDURES FOR 2003 Acura RSX AUTOMOBILES

Acura -> Disc Brakes -> Caliper Service -> Front -> Rear
Vehicle: 2003 Acura RSX 2.0 L4 GAS

Front

Refer to Figs. through , when servicing front disc brake...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Acura RSX AUTOMOBILES

Acura -> Component Locations -> MDX, RSX, TL, TSX, 3.2CL, 1999-03 3.2TL & 2005-06 RL
Vehicle: 2003 Acura RSX S 2.0 L4 GAS

On MDX, RSX, TL, TSX, 3.2CL, 1999-03 3.2TL and 20...

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Acura RSX AUTOMOBILES

CV AXLE SHAFT, Replace -> Front
Vehicle: 2003 Acura RSX 2.0 L4 GAS

Front

  • Loosen wheel nuts slightly.
  • Raise and support vehicle and support it with safety stands in proper locations.
  • Remove wheel nuts and front wheels.
  • Lift up locking tab on spindle nut then remove nut.
  • Drain transmission fluid and reinstall drain plug using a new washer.
  • Hold stabilizer ball joint pin with a hex wrench and remove flange nut.
  • Separate front stabilizer link from lower arm.
  • Remove lock pin from lower arm ball joint castle nut, and remove nut then separate ball joint from lower arm lower arm using ball joint thread protector and remover. To avoid damaging ball joint...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Acura RSX AUTOMOBILES

Alternator, Replace
Vehicle: 2003 Acura RSX 2.0 L4 GAS

  • Disconnect battery ground cable.
  • Relieve tension at belt tensioner and remove drive belt.
  • Remove mounting bolts and position power steering pump aside with lines connected.
  • Remove mounting bolt and tensioner pulley.
  • Remove mounting bolts and auto-tensioner.
  • Remove three alternator mounting bolts.
  • Disconnect alternator electrical conne...

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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Acura RSX AUTOMOBILES

Cabin Air Filter Service -> Acura -> 2002-06 RSX
Vehicle: 2003 Acura RSX 2.0 L4 GAS

The cabin air filter should be replaced every 30,000 miles or 24 months. The filter should be replaced more often if air flow is less than normal.

  • Open the glove compartment.
  • Remove the stops located at each side of the glove compartment, then lower the glove compartment. Air bag system components are located in this area, use extreme caution.
  • Remove the filter cover from the blower housing, Fig. .
  • Remove the first cabin air filter, then move the second filter to lefthand side and remove from the hous...

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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Acura RSX AUTOMOBILES

Acura -> Check Engine/Malfunction Indicator (MIL)/PGM-FI Warning Indicator Lamp -> 2002-06 RSX
Vehicle: 2003 Acura RSX S 2.0 L4 GAS

The Check Engine/PGM-FI Warning Indicator Lamp should be illuminated for a few seconds after the ignition switch is placed in the on position as a bulb check and then the lamp should go off. If the lamp remains lit, a problem in the Programmed Fuel Injection (PGM-FI) system is indicated and a diagnostic trouble code is stored in the Electronic Control Unit (ECU) memory. After diagnosis and repair, clear the ECU memory of diagnostic trouble codes.

After diagnosis and repair, clear the ECU memory of diagnostic trouble codes. To clear codes, with ignition switch in off position, remove ...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Acura RSX AUTOMOBILES

Heater Hose, Replace -> Bypass -> Inlet -> Outlet
Vehicle: 2003 Acura RSX 2.0 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 heater control valve.
  • Remove hose from heater control valve.
  • 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 he...

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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Acura RSX AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 2003 Acura RSX S 2.0 L4 GAS

  • Unclip power steering reservoir.
  • Rotate or lift belt tensioner arm, using a suitable tool to relieve...

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COMPONENT LOCATION DIAGRAMS FOR 2003 Acura RSX AUTOMOBILES

Component location diagrams for most 2003 Acura RSX cars and light trucks sold in the U.S. from 1990+.

Keyless/Power Door Lock System Components Diagram for 2003 Acura RSX  2.0 L4 GASKeyless/Power Door Lock System Components Diagram for 2003 Acura RSX 2.0 L4 GAS

Components on diagram:
  • Transmitter
  • Ignition Key Switch
  • Driver Door Switch
  • Hatch Latch Switch
  • Noise Condenser
  • Transmission Housing Diagram for 2003 Acura RSX  2.0 L4 GASTransmission Housing Diagram for 2003 Acura RSX 2.0 L4 GAS

    Components on diagram:
  • Output Shaft Speed Sensor
  • Input Shaft Speed Sensor
  • Connector C-105
  • CLICK HERE TO GET FULL ACCESS TO 2003 Acura RSX PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 2003 Acura RSX AUTOMOBILES

    OEM drawn wiring diagrams for most 2003 Acura RSX cars and light trucks sold in the U.S.

    2003 Acura RSX  2.0 L4 GAS Wiring Diagram2003 Acura RSX 2.0 L4 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • High Mount Brake Light
  • Right Taillight
  • Left Taillight
  • Brake Pedal Position Switch
  • 2003 Acura RSX S 2.0 L4 GAS Wiring Diagram2003 Acura RSX S 2.0 L4 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Ignition Switch
  • Power Mirror Switch
  • Left Mirror
  • Right Mirror
  • CLICK HERE TO GET FULL ACCESS TO 2003 Acura RSX WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 2003 Acura RSX AUTOMOBILES

    OEM TSB listings for most 2003 Acura RSX cars and light trucks sold in the U.S. from 1985+.

    Document: Battery Testing and Replacement
    Vehicle: 2003 Acura RSX 2.0 L4 GAS

    Auto Systems:
  • Tools, Equipment
  • Starting, Charging, Battery
  • Document: Battery Maintenance at Dealers
    Vehicle: 2003 Acura RSX 2.0 L4 GAS

    Auto Systems:
  • Starting, Charging, Battery
  • CLICK HERE TO GET FULL ACCESS TO 2003 Acura RSX TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 2003 Acura RSX AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Acura RSX 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 Acura RSX 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 Acura RSX 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 Acura RSX 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

    CLICK HERE TO GET FULL ACCESS TO 2003 Acura RSX SPECIFICATIONS DATA!

    Shop online for auto body parts, engines, wheels, lights...

    Click here to view more details2006 Acura RSX Mirror, Driver Side.

    Source: Auto Body Parts Store

    $96.00

    Click here to view more details about 2003 Acura RSX Headlight, Passenger Side2003 Acura RSX Headlight, Passenger Side, Bulbs included; Composite and combination type; DOT and SAE approved; A high quality, OE replacement headlight assembly; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $176.56

    Click here to view more details2006 Acura RSX 18" x 8.5" Alloy Wheel, Alloy Wheel; 18 X 8.5; 10 Spoke; 5 Lug; 115MM BP; Medium Charcoal Full Face, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $142.50

    Click here to view more details2006 Acura RSX L4, 2.0 L, 122 CID Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

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    Click here to view more details2003 Acura RSX Used Hub Bearing , Driver Side, 2930460 NEW, AFTERMARKET.

    Source: Used Auto Parts Store

    $85.00

    Click here to view more details2002 Acura RSX Used Condenser Assembly, 2.0, FLR, FWD, Very Good.

    Source: Used Auto Parts Store

    $141.00
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