2011 Acura TSX Repair Manual

The 2011 Acura TSX Repair Manual provides comprehensive technical information for maintaining and repairing the 2011 Acura TSX sedan. This manual covers engine systems (2.4L I4 and 3.5L V6), transmission (5-speed automatic and 6-speed manual), suspension, brakes, electrical systems, HVAC, and body components. Below are key sections for maintenance procedures, troubleshooting, specifications, and repair instructions.

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

Key technical data for the 2011 Acura TSX models.

Specification	Description
Engine Options	2.4L I4 (201 hp), 3.5L V6 (280 hp)
Transmission	5-speed automatic, 6-speed manual
Fuel System	Programmed Fuel Injection (PGM-FI)
Brake System	4-wheel disc brakes with ABS
Suspension	Front: Double wishbone, Rear: Multi-link
Fuel Capacity	18.5 gallons
Oil Capacity	4.4 quarts (2.4L), 5.5 quarts (3.5L)
Tire Size	P225/50R17 or P235/45R18
Curb Weight	3,439 lbs (2.4L), 3,571 lbs (3.5L)
Wheelbase	106.4 inches

Maintenance Schedule

Recommended maintenance intervals for optimal 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: 105,000 miles (2.4L), 110,000 miles (3.5L)
Timing belt replacement: 105,000 miles (3.5L V6 only)
Coolant replacement: Every 120,000 miles or 10 years

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

Engine Systems

Detailed repair procedures for engine components and systems.

Engine Removal: Requires disconnecting all electrical, fuel, and cooling connections
Cylinder Head: Torque sequence and specifications provided
Timing System: Chain-driven (2.4L), belt-driven (3.5L)
Fuel System: Fuel pressure testing and injector replacement procedures
Cooling System: Thermostat replacement, radiator service
Exhaust System: Catalytic converter and oxygen sensor service
Ignition System: Spark plug gap specifications and coil replacement

Transmission

Service procedures for automatic and manual transmissions.

Automatic Transmission: Fluid change interval 30,000 miles, filter replacement, shift solenoid testing.

Manual Transmission: Clutch replacement, shift linkage adjustment, fluid specifications.

Diagnostic: Trouble code retrieval, shift quality adjustments, torque converter service.

Brake System

Brake service and repair procedures.

Brake pad replacement: Front and rear specifications
Rotor service: Minimum thickness specifications
ABS system: Wheel speed sensor replacement
Brake bleeding: Proper sequence and fluid type
Parking brake: Adjustment and cable replacement

Tip: Always replace brake components in axle sets for even braking performance.

Suspension & Steering

Front and rear suspension service procedures.

Strut replacement: Front and rear assembly procedures
Control arms: Bushings and ball joint replacement
Wheel alignment: Specifications and adjustment procedures
Steering system: Power steering pump and rack service
Stabilizer bars: Link and bushing replacement
Wheel bearings: Front and rear replacement procedures

WARNING! Always perform wheel alignment after suspension component replacement.

Electrical System

Wiring diagrams and electrical component service.

Battery: Testing and replacement procedures. Alternator: Output testing and replacement. Starter: Removal and testing procedures. Lighting: Headlight adjustment and bulb replacement. Fuses: Location and amperage specifications. Wiring: Connector locations and repair procedures.

HVAC System

Heating, ventilation, and air conditioning service.

AC compressor: Replacement and refrigerant charging procedures. Heater core: Replacement requiring dashboard removal. Blower motor: Testing and replacement. Control panel: Diagnosis and repair. Refrigerant: R134a specifications and capacity.

Body & Interior

Body panel and interior component service.

Doors: Window regulator and lock mechanism replacement. Seats: Power seat motor and track service. Dashboard: Component removal and installation. Exterior: Bumper cover and light assembly replacement. Glass: Windshield and window replacement procedures.

Diagnostic Procedures

Using diagnostic tools and interpreting trouble codes.

OBD-II: Connector location and code retrieval. Factory scan tool: Advanced system diagnostics. Component testing: Sensor and actuator testing procedures. Wiring diagnosis: Voltage drop and continuity testing.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine won't start	Battery, starter, fuel pump	Check battery voltage, test starter, verify fuel pressure.
Poor fuel economy	Air filter, oxygen sensors, tires	Replace air filter, test O2 sensors, check tire pressure.
Brake vibration	Warped rotors, worn components	Resurface or replace rotors, inspect brake components.
Transmission slipping	Low fluid, worn clutches	Check fluid level and condition, perform pressure test.
Electrical issues	Battery, alternator, grounds	Test charging system, inspect ground connections.

Reset Procedures: Maintenance minder reset, electronic throttle reset, power window reset.

Technical Support: Acura Technical Information System, authorized dealer network.