2004 Acura TL Service Manual PDF

The 2004 Acura TL Service Manual provides comprehensive technical information for maintenance, repair, and service procedures for the 2004 Acura TL model. This manual covers engine systems, transmission, suspension, brakes, electrical systems, heating and air conditioning, body components, and troubleshooting guides. Below are key sections for technical specifications, maintenance schedules, repair procedures, and diagnostic information.

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

Vehicle Specifications

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

Specification	Details
Engine Type	3.2L V6 SOHC VTEC
Horsepower	270 hp @ 6200 rpm
Torque	238 lb-ft @ 5000 rpm
Transmission	5-speed automatic with Sequential SportShift
Fuel Capacity	17.1 gallons
Curb Weight	3,505 lbs
Wheelbase	108.1 inches
Overall Length	190.1 inches
Brake System	4-wheel disc with ABS
Fuel Economy	19 city / 28 highway mpg

Maintenance Schedule

Recommended maintenance intervals and service procedures for optimal vehicle performance.

Oil Change: Every 7,500 miles or 12 months
Tire Rotation: Every 7,500 miles
Air Filter Replacement: Every 30,000 miles
Spark Plugs: Replace every 105,000 miles
Transmission Fluid: Change every 30,000 miles
Brake Fluid: Replace every 3 years
Coolant: Replace every 60,000 miles or 5 years
Timing Belt: Replace every 105,000 miles

WARNING! Always use genuine Acura parts and fluids for optimal performance and warranty compliance.

Engine Systems

Detailed service procedures for the 3.2L V6 engine and related components.

Engine Removal & Installation: Step-by-step procedure with torque specifications
Cylinder Head Service: Valve adjustment and head gasket replacement
Fuel System: Fuel pump, injectors, and pressure regulator service
Ignition System: Spark plug replacement and ignition timing
Cooling System: Radiator, thermostat, and water pump service
Exhaust System: Manifold and catalytic converter procedures
Engine Management: ECM diagnosis and sensor testing

Transmission

Service procedures for the 5-speed automatic transmission and related components.

Transmission Service: Fluid change procedure, filter replacement, and adjustment specifications.

Diagnostic procedures for transmission issues including shift quality concerns, slippage, and electronic controls. Includes ATF temperature specifications and pressure testing procedures.

Brake System

Complete brake system service including ABS diagnostics and repair procedures.

Brake Pad Replacement: Front and rear procedures with bedding-in process
Rotor Service: Resurfacing specifications and replacement criteria
Brake Fluid Service: Bleeding procedure and fluid specifications
ABS Diagnostics: Trouble code retrieval and component testing
Parking Brake: Adjustment and cable replacement

CAUTION! Always use DOT 3 or DOT 4 brake fluid. Do not mix different types of brake fluid.

Suspension & Steering

Front and rear suspension service with alignment specifications and procedures.

Component	Service Procedure
Strut Replacement	Front and rear strut removal and installation
Control Arms	Bushing replacement and ball joint service
Stabilizer Bars	Link and bushing replacement
Wheel Bearings	Front and rear bearing replacement
Power Steering	Pump service and fluid specifications
Alignment	Specifications and adjustment procedures

Electrical System

Complete electrical system diagnostics and repair procedures.

Battery Service: Testing, replacement, and charging system diagnosis
Starting System: Starter motor testing and replacement
Charging System: Alternator testing and voltage regulator service
Lighting Systems: Headlight, taillight, and interior lighting service
Power Accessories: Window, lock, and mirror system diagnostics
Wiring Diagrams: Complete circuit diagrams and connector locations

Tip: Always disconnect battery before performing electrical repairs to prevent short circuits.

HVAC System

Heating, ventilation, and air conditioning system service procedures.

Includes compressor replacement, refrigerant recovery and recharge procedures, heater core service, blower motor replacement, and climate control system diagnostics. Covers both manual and automatic climate control systems.

Body & Interior

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

Door Service: Window regulator, lock mechanism, and mirror replacement
Seat Service: Power seat motor and track replacement
Instrument Panel: Gauge cluster and control unit service
Exterior Trim: Bumper, moldings, and emblem replacement
Glass Service: Windshield and window replacement procedures

Diagnostic Procedures

Step-by-step diagnostic procedures for common system malfunctions.

Includes OBD-II code retrieval, system-specific diagnostic routines, component testing procedures, and wiring continuity checks. Covers engine performance, transmission, ABS, and body electrical systems.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine won't start	Battery, starter, fuel system	Check battery voltage, test starter, verify fuel pressure
Poor fuel economy	Air filter, sensors, alignment	Replace air filter, check O2 sensors, verify wheel alignment
Transmission slippage	Fluid level, clutch packs	Check fluid level and condition, perform pressure test
Brake vibration	Warped rotors, tire balance	Resurface or replace rotors, balance tires
Electrical issues	Battery, alternator, grounds	Test charging system, check ground connections

Technical Support: Contact Acura technical assistance for complex diagnostic issues.

Parts Information: Use genuine Acura parts for all repairs to ensure proper fit and function.