Acura TSX 2011 Service Manual

The Acura TSX 2011 is a premium sports sedan featuring a 2.4L i-VTEC 4-cylinder engine producing 201 horsepower, 5-speed automatic or 6-speed manual transmission, advanced safety systems including Vehicle Stability Assist (VSA), dual-zone automatic climate control, premium audio system, and comprehensive maintenance requirements. Below are key sections for maintenance schedules, service procedures, specifications, troubleshooting, and repair guidelines.

1. Maintenance Schedule 2. Engine Service 3. Transmission Service 4. Brake System 5. Electrical System 6. Suspension & Steering 7. Cooling System 8. Fuel System 9. Specifications 10. Troubleshooting

Maintenance Schedule

Regular maintenance intervals for optimal performance and longevity.

Service Interval	Required Maintenance
Every 7,500 miles	Oil and filter change, tire rotation
Every 15,000 miles	Air filter replacement, brake inspection
Every 30,000 miles	Spark plug replacement, coolant replacement
Every 60,000 miles	Transmission fluid change, timing belt inspection
Every 100,000 miles	Timing belt replacement, comprehensive system check

Engine Service

Detailed procedures for engine maintenance and repair.

Oil Change: Drain old oil, replace filter, refill with 4.4 quarts of 5W-20 synthetic oil.
Spark Plugs: Replace with NGK IZFR6K11 plugs, gap 0.039-0.043 inches.
Timing System: Inspect belt for wear; replace at 100,000 miles.
Air Filter: Replace paper element every 15,000 miles or as needed.

WARNING! Always disconnect battery before servicing electrical components. Allow engine to cool before working.

Transmission Service

Automatic and manual transmission service procedures.

Automatic Transmission Fluid: Drain and refill with Honda ATF-Z1, 2.9 quarts.
Manual Transmission Fluid: Replace with Honda MTF, 1.9 quarts.
Fluid Level Check: Engine running, transmission in Park (auto) or Neutral (manual).
Shift Linkage: Adjust for proper gear engagement.

CAUTION! Use only recommended fluids to prevent transmission damage.

Brake System

Brake Pads: Replace when thickness reaches 3mm or less.
Brake Fluid: DOT 3 or DOT 4; replace every 3 years.
Rotor Specifications: Minimum thickness 22.0mm front, 9.0mm rear.
Bleeding Procedure: Right rear, left rear, right front, left front.
Parking Brake: Adjust cable tension for proper engagement.

Electrical System

Battery, charging, and electrical component service.

Battery: 12V 60Ah; maintain specific gravity 1.265-1.299. Alternator: Output 110A; test voltage 13.5-14.5V. Starter: Draw 180A max; cranking voltage 9.6V min.

Fuse Box Locations: Under-hood (main), under-dash (secondary). Bulb Specifications: Headlight 55W H11, Brake 21W, Turn Signal 21W.

Suspension & Steering

Front MacPherson strut, rear multi-link suspension service.

Strut Replacement: Support vehicle, remove wheels, disconnect components.
Ball Joint Inspection: Check for play; replace if excessive movement.
Power Steering Fluid: Use Honda Power Steering Fluid; check level monthly.
Alignment Specifications: Front camber -0°30'±45', toe 0±2mm.

Tip: Always use proper jack stands when working under vehicle.

Cooling System

Radiator, thermostat, and coolant service procedures.

Coolant Drain: Open drain plug, collect old coolant.
Thermostat Replacement: Remove housing, install new 180°F thermostat.
Radiator Cap: Test pressure; replace if not holding 13-15 psi.
Coolant Type: Honda All Season Antifreeze/Coolant 50/50 mix.
Bleeding: Run engine with heater on until thermostat opens.

WARNING! Never open radiator when hot; risk of severe burns.

Fuel System

Fuel pump, filter, and injector service guidelines.

Fuel Pressure: 50-60 psi (key on, engine off). Fuel Filter: Replace every 30,000 miles. Injector Flow Rate: 210-230 cc/min. Fuel Pump Access: Under rear seat, disconnect battery first.

Specifications

Engine: 2.4L i-VTEC 4-cylinder, 201 hp @ 7000 rpm, 172 lb-ft @ 4400 rpm
Transmission: 5-speed automatic or 6-speed manual
Fuel Capacity: 17.2 gallons (premium recommended)
Oil Capacity: 4.4 quarts (with filter)
Coolant Capacity: 6.3 quarts
Tire Size: P225/50R17
Curb Weight: 3,385 lbs (automatic)

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine won't start	Battery, starter, fuel pump	Check battery voltage; listen for fuel pump; test starter.
Poor fuel economy	Air filter, sensors, tires	Replace air filter; check MAF sensor; verify tire pressure.
Brake vibration	Warped rotors	Resurface or replace brake rotors; check calipers.
Overheating	Coolant, thermostat, radiator	Check coolant level; test thermostat; inspect radiator.
Transmission slipping	Low fluid, worn components	Check fluid level and condition; service as needed.

Reset Maintenance Light: Turn ignition on, press and hold Select/Reset button until light blinks, then release.

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