2009 Acura TL Service Manual

The 2009 Acura TL Service Manual provides comprehensive technical information for maintenance, repair, and service procedures for the 2009 Acura TL model. This manual covers engine systems, transmission, suspension, brakes, electrical systems, HVAC, and body components. It includes detailed specifications, troubleshooting guides, diagnostic procedures, and maintenance schedules to ensure proper vehicle operation and longevity.

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

Vehicle Specifications

Key technical specifications for the 2009 Acura TL.

Specification	Description
Engine Type	3.5L V6 SOHC VTEC
Horsepower	280 hp @ 6200 rpm
Torque	254 lb-ft @ 5000 rpm
Transmission	5-speed automatic with Sequential SportShift
Fuel System	Programmed Fuel Injection (PGM-FI)
Fuel Capacity	18.5 gallons
Brake System	4-wheel disc brakes with ABS
Suspension	4-wheel independent double-wishbone
Wheelbase	108.3 inches
Curb Weight	3636 lbs

Maintenance Schedule

Recommended maintenance intervals for optimal vehicle performance.

Oil and filter change: Every 7,500 miles or 12 months
Tire rotation: Every 7,500 miles
Air filter replacement: Every 30,000 miles
Brake fluid replacement: Every 3 years
Spark plug replacement: Every 105,000 miles
Transmission fluid: Every 30,000 miles
Coolant replacement: Every 120,000 miles or 10 years

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

Engine System

Detailed service procedures for the 3.5L V6 engine.

Engine removal and installation procedures
Cylinder head service and valve adjustment
Timing belt replacement (every 105,000 miles)
Fuel system service and injector cleaning
Ignition system diagnosis and spark plug replacement
Cooling system maintenance and thermostat replacement
Exhaust system inspection and component replacement

CAUTION! Always disconnect battery before performing electrical work. Allow engine to cool before servicing cooling system.

Transmission

Transmission Type: 5-speed automatic with Sequential SportShift
Fluid Capacity: 3.1 quarts (drain and refill)
Fluid Type: ATF-Z1 or equivalent
Service Procedures: Fluid change, filter replacement, shift solenoid testing
Diagnostic Codes: Access via OBD-II port
Shift Points: Normal operation: 1-2: 15 mph, 2-3: 25 mph, 3-4: 40 mph, 4-5: 45 mph

Brake System

Service procedures for 4-wheel disc brakes with ABS and VSA.

Front Brakes: 11.8-inch ventilated discs, dual-piston calipers. Rear Brakes: 11.1-inch solid discs, single-piston calipers.

Brake Pad Replacement: Front pads every 30,000 miles, rear pads every 45,000 miles. Rotor Specifications: Minimum thickness front 1.02 inches, rear 0.39 inches. ABS Service: Bleeding procedure requires special tool for pump motor activation. VSA System: Requires professional calibration after component replacement.

Suspension & Steering

Double-wishbone suspension system service procedures.

Front suspension: Upper/lower ball joint inspection and replacement
Rear suspension: Multi-link system alignment procedures
Shock absorber/strut replacement: Every 50,000 miles or as needed
Steering system: Power steering fluid change every 30,000 miles
Wheel alignment specifications: Front camber -0°30' ± 45', toe 0°00' ± 0°12'

Tip: Always perform wheel alignment after suspension component replacement.

Electrical System

Battery, charging, starting, and accessory systems.

Battery: 12V 60Ah, replacement every 3-5 years
Alternator: 130 amp output, testing procedures
Starter motor: Removal and installation
Lighting systems: Headlight adjustment, bulb replacement
Power windows and locks: Motor replacement and programming
Audio/navigation: System reset and component replacement
Fuse box locations: Under-hood and driver's side dashboard

WARNING! Disconnect battery negative terminal before performing electrical repairs to prevent short circuits.

HVAC System

Heating, ventilation, and air conditioning service.

Refrigerant: R-134a, capacity 1.38 lbs. Compressor: Variable displacement type. Blower motor: Replacement requires dashboard removal. Climate control: Dual-zone automatic temperature control system. A/C Service: Evacuation and recharge procedures, leak testing.

Body & Interior

Exterior and interior component service procedures.

Body Panels: Replacement and alignment procedures. Paint Codes: Located on driver's door jamb. Interior: Dashboard removal for component access. Seats: Power seat motor replacement. Glass: Windshield replacement requires recalibration of rain sensor.

CAUTION! Use proper trim removal tools to avoid damage to interior components.

Diagnostic Procedures

OBD-II diagnostic trouble code retrieval and interpretation.

Scan Tool: Required for advanced diagnostics. Data List: Live data parameters for system monitoring. System Tests: Active commands for component testing. Code Clearing: Procedure after repairs completed. Common Codes: P0300 (random misfire), P0420 (catalyst efficiency), C1252 (VSA failure).

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine misfire	Faulty spark plugs/coils	Replace spark plugs and ignition coils as needed
Transmission slipping	Low fluid/worn clutch	Check fluid level; perform transmission service
Brake vibration	Warped rotors	Resurface or replace brake rotors
Electrical issues	Battery/alternator	Test battery and charging system; replace as needed
A/C not cooling	Low refrigerant	Perform leak test and recharge system

Reset Procedures: Maintenance minder reset: Trip button + Select/Reset button. Power window reset: Hold window switch up for 2 seconds after reconnecting battery.

Acura Customer Service: 1-800-382-2238; www.acura.com