Acura TSX Helms Manual

The Acura TSX Helms Manual is the official factory service manual for the Acura TSX series, providing comprehensive technical information, maintenance procedures, repair instructions, and specifications. This manual covers engine systems, transmission, suspension, brakes, electrical systems, body components, and diagnostic procedures for various model years. Below are key sections for maintenance schedules, technical specifications, repair procedures, and troubleshooting.

1. Vehicle Specifications 2. Maintenance Schedules 3. Engine Systems 4. Transmission 5. Suspension & Steering 6. Brake Systems 7. Electrical Systems 8. Body & Interior 9. Diagnostic Procedures 10. Technical Data 11. Troubleshooting

Vehicle Specifications

Key technical specifications for Acura TSX models including engine data, dimensions, and performance characteristics.

SpecificationDescription
Engine Type2.4L DOHC i-VTEC 4-cylinder
Horsepower201 hp @ 7000 rpm
Torque172 lb-ft @ 4500 rpm
Transmission6-speed manual / 5-speed automatic
Fuel SystemProgrammed Fuel Injection (PGM-FI)
Brake System4-wheel disc brakes with ABS
SuspensionFront: Double wishbone, Rear: Multi-link
Wheelbase105.1 inches
Curb WeightApprox. 3250 lbs
Fuel Capacity17.2 gallons

Maintenance Schedules

Recommended maintenance intervals and service procedures for optimal vehicle performance.

  1. Oil and filter change: Every 7,500 miles or 12 months
  2. Tire rotation: Every 7,500 miles
  3. Air filter replacement: Every 30,000 miles
  4. Spark plug replacement: Every 105,000 miles
  5. Brake fluid replacement: Every 3 years
  6. Coolant replacement: Every 120,000 miles or 10 years
  7. Transmission fluid: Every 30,000 miles (automatic)

WARNING! Always use genuine Acura parts and fluids for maintenance. Follow safety procedures when working under vehicle.

Engine Systems

Detailed procedures for engine maintenance, repair, and diagnostic operations.

  1. Engine removal and installation procedures
  2. Cylinder head service and valve adjustment
  3. Timing chain and tensioner replacement
  4. Fuel system service and injector cleaning
  5. Ignition system diagnosis and coil replacement
  6. Cooling system maintenance and thermostat replacement
  7. Exhaust system inspection and component replacement

CAUTION! Always disconnect battery before working on engine systems. Use proper lifting equipment.

Transmission

Suspension & Steering

Comprehensive guide to suspension components and steering system maintenance.

Front Suspension: Strut replacement, control arm service, ball joint inspection, wheel bearing replacement. Rear Suspension: Multi-link component service, alignment procedures. Steering System: Power steering pump service, rack and pinion inspection, tie rod replacement.

Brake Systems

Complete brake system service including ABS and electronic brake distribution.

  1. Brake pad and rotor replacement procedures
  2. Brake fluid bleeding and system flush
  3. ABS module diagnosis and sensor replacement
  4. Parking brake adjustment and cable replacement
  5. Brake booster and master cylinder service

Tip: Always test brake system after service before road use.

Electrical Systems

Wiring diagrams, component locations, and electrical system diagnostics.

  1. Battery and charging system testing
  2. Starting system diagnosis and starter replacement
  3. Lighting systems and bulb replacement
  4. Power window and door lock systems
  5. Climate control system service
  6. Audio and navigation system troubleshooting
  7. Body control module programming

WARNING! Disconnect battery before electrical work. Use proper circuit protection.

Body & Interior

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

Exterior: Panel alignment, bumper replacement, paint codes. Interior: Dashboard components, seat removal, trim panel service. Glass: Windshield replacement, window regulator service.

Diagnostic Procedures

Step-by-step diagnostic routines for common issues and error codes.

SystemDiagnostic ToolProcedure
EngineHDS ScannerFollow MIL code retrieval and system tests
TransmissionHDS ScannerMonitor shift points and solenoid operation
ABSHDS ScannerCheck wheel speed sensors and modulator
Climate ControlSelf-diagnostic modeEnter diagnostic mode via control panel

Technical Data

Troubleshooting

SymptomPossible CauseCorrective Action
Engine won't startBattery/ignition/fuelCheck battery voltage, spark, fuel pressure
Poor accelerationAir filter/fuel systemInspect air filter, fuel pressure, throttle body
Brake vibrationRotor warpageMeasure rotor runout; replace if excessive
Electrical issuesGround connectionsCheck and clean all ground connections
Transmission slippingFluid level/solenoidsCheck fluid level and condition; test solenoids

Reset Procedures: ECU reset, maintenance minder reset, window initialization

Technical Support: Contact Acura technical assistance for complex issues

Acura TSX Helms Manual © - All Rights Reserved 2025