Acura RSX 2004 Service Manual

The Acura RSX 2004 is a sport compact coupe featuring a 2.0L i-VTEC engine, 5-speed manual or automatic transmission, front-wheel drive, advanced suspension system, and comprehensive electronic controls. This service manual covers maintenance procedures, technical specifications, troubleshooting, and repair instructions for optimal vehicle performance and longevity.

1. Vehicle Specifications 2. Maintenance Schedule 3. Engine System 4. Transmission 5. Electrical System 6. Brake System 7. Suspension & Steering 8. Body & Interior 9. Diagnostic Procedures 10. Safety Precautions 11. Troubleshooting Guide

Vehicle Specifications

Technical specifications for the 2004 Acura RSX including engine, dimensions, and performance data.

SpecificationDetails
Engine Type2.0L DOHC i-VTEC 4-cylinder
Horsepower160 hp (Base) / 200 hp (Type-S)
Transmission5-speed manual / 5-speed automatic
DrivetrainFront-wheel drive
Fuel SystemProgrammed Fuel Injection (PGM-FI)
Brake System4-wheel disc brakes with ABS
SuspensionFront: MacPherson strut, Rear: Double wishbone
Fuel Capacity13.2 gallons
Curb Weight2,746 lbs (Base) / 2,777 lbs (Type-S)
Wheelbase101.2 inches

Maintenance Schedule

Recommended maintenance intervals for optimal vehicle performance and longevity.

  1. Oil and filter change: Every 7,500 miles or 12 months
  2. Air filter replacement: Every 30,000 miles
  3. Spark plug replacement: Every 105,000 miles
  4. Timing belt inspection: Every 60,000 miles
  5. Brake fluid replacement: Every 3 years
  6. Coolant replacement: Every 10 years or 120,000 miles

WARNING! Always use genuine Acura parts for replacement. Follow specified torque values during installation.

Engine System

Detailed procedures for engine maintenance, repair, and troubleshooting.

  1. Engine oil service: Drain and refill with 4.8 quarts of 5W-20 oil
  2. Valve adjustment: Check every 105,000 miles
  3. Timing chain inspection: Visual check for wear and tension
  4. Cooling system: Check radiator, hoses, and thermostat
  5. Fuel system: Inspect fuel lines, filter, and injectors
  6. Exhaust system: Check for leaks and proper mounting

CAUTION! Engine components operate at high temperatures. Allow engine to cool before servicing.

Transmission

Electrical System

Comprehensive electrical system diagnostics and repair procedures.

Battery: 12V 51Ah, located in engine compartment. Alternator: 80A output. Starter: 1.4kW reduction type.

Fuse box locations: Under-hood fuse box (main), under-dash fuse box (secondary). Wiring diagrams included for troubleshooting. ECU diagnostics via OBD-II port under dashboard.

Brake System

Brake system maintenance, repair, and bleeding procedures.

  1. Brake pad replacement: Front and rear specifications provided
  2. Rotor inspection: Minimum thickness specifications
  3. Brake fluid bleeding: Sequential procedure for ABS system
  4. Parking brake adjustment: Cable tension adjustment points

Tip: Always use DOT 3 or DOT 4 brake fluid. Never reuse brake fluid.

Suspension & Steering

Front and rear suspension components, alignment specifications, and steering system.

  1. Strut replacement: Torque specifications for mounting points
  2. Control arm bushings: Inspection and replacement procedures
  3. Wheel alignment: Camber, caster, and toe specifications
  4. Power steering: Fluid type and bleeding procedure
  5. Stabilizer bar: Linkage inspection and bushing replacement

WARNING! Always use proper jack points when lifting vehicle. Use wheel chocks for safety.

Body & Interior

Body panel removal, interior component service, and trim procedures.

Diagnostic Procedures

Using OBD-II system for trouble code retrieval and system diagnostics.

CAUTION! Always disconnect battery before performing electrical work. Use proper diagnostic equipment.

Safety Precautions

Essential safety procedures for all service operations including proper lifting, electrical safety, and fluid handling.

Troubleshooting Guide

SymptomPossible CauseCorrective Action
Engine won't startBattery/ignition/fuelCheck battery voltage, spark plugs, fuel pressure
Poor accelerationAir filter/fuel systemInspect air filter, fuel filter, throttle position sensor
Brake vibrationWarped rotorsMeasure rotor thickness and runout; replace if necessary
Steering pullAlignment/tire pressureCheck tire pressure and perform wheel alignment
Electrical issuesFuses/ground connectionsInspect fuses, check ground connections, test alternator

Reset: Disconnect battery for 10 minutes to reset ECU if needed.

Service: Contact Acura dealer or certified technician for complex repairs.

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