2nd gen acura tsx repair manual

The 2nd generation Acura TSX (2009-2014) is a premium sports sedan featuring the K24Z3 2.4L i-VTEC engine, 5-speed automatic or 6-speed manual transmission, double-wishbone front suspension, multi-link rear suspension, Vehicle Stability Assist (VSA), and premium audio systems. This repair manual covers maintenance procedures, troubleshooting, component replacement, and service specifications for DIY enthusiasts and professional technicians.

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

Vehicle Specifications

Key technical data for 2009-2014 Acura TSX models.

Specification	Details
Engine	K24Z3 2.4L inline-4 i-VTEC
Horsepower	201 hp @ 7000 rpm
Torque	172 lb-ft @ 4400 rpm
Transmission	5-speed automatic or 6-speed manual
Fuel System	PGM-FI multi-port fuel injection
Brake System	Ventilated front discs, solid rear discs with ABS
Suspension Front	Double-wishbone with stabilizer bar
Suspension Rear	Multi-link with stabilizer bar
Fuel Capacity	18.5 gallons
Curb Weight	Approx. 3,450 lbs

Maintenance Schedule

Recommended service intervals for optimal performance.

Oil & Filter Change: Every 7,500 miles or 12 months
Tire Rotation: Every 7,500 miles
Air Filter Replacement: Every 30,000 miles
Spark Plugs: Every 105,000 miles
Transmission Fluid: Every 30,000 miles (automatic)
Brake Fluid: Every 3 years regardless of mileage
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

K24Z3 2.4L i-VTEC engine service procedures.

Oil Change: Drain plug torque 30 ft-lbs, filter torque 13 ft-lbs
Spark Plug Replacement: NGK ILZKR7B-11S, gap 0.039-0.043 in
Timing Chain: Inspect for wear at 100,000 miles
Valve Adjustment: Cold engine, intake 0.008-0.009 in, exhaust 0.010-0.011 in
Cooling System: Burp procedure required after service

CAUTION! Engine must be cool before performing any service. Use proper jack stands when working underneath vehicle.

Transmission

Automatic Transmission: BAYA 5-speed with SportShift
Manual Transmission: 6-speed with helical limited-slip differential
Fluid Capacity: Automatic: 3.1 qt, Manual: 2.2 qt
Fluid Type: ATF-Z1 for automatic, MTF for manual
Shift Linkage: Adjustable for precise gear engagement
Clutch: Hydraulic system, self-adjusting
Differential: Service every 30,000 miles

Brake System

Front and rear brake service procedures and specifications.

Front Brakes: Rotor minimum thickness 0.94 in, Pad minimum thickness 0.12 in

Rear Brakes: Rotor minimum thickness 0.35 in, Pad minimum thickness 0.12 in

Brake Pad Replacement: Retract caliper piston, inspect slide pins, apply silicone grease

Rotor Replacement: Check runout (max 0.004 in), clean hub surface

ABS Service: Bleed sequence - RR, LR, RF, LF

Suspension & Steering

Double-wishbone front and multi-link rear suspension maintenance.

Strut Replacement: Support control arm, mark camber bolts
Ball Joint Inspection: Check for play with pry bar
Tie Rod Ends: Replace if any looseness detected
Wheel Alignment: Factory specs - Camber: -0°30' ± 45', Toe: 0°00' ± 0°12'
Stabilizer Links: Check for worn bushings and joint play

Tip: Always perform wheel alignment after suspension component replacement.

Electrical System

Battery, charging, starting, and accessory systems.

Battery: 12V 60Ah, located in trunk, negative ground
Alternator: 120A output, test voltage 13.5-14.5V at 2000 rpm
Starter: 1.4 kW, draw current 180A max
Fuse Boxes: Under-hood and driver's side dashboard
Lighting: HID headlights with auto-leveling system
Audio: Premium sound system with amplifier in trunk
Navigation: Hard drive-based system, update available

WARNING! Disconnect negative battery terminal before performing electrical work to prevent shorts.

Body & Interior

Exterior and interior component service and repair.

Diagnostic Procedures

Using OBD-II system for trouble code retrieval and analysis.

Access DTCs: Connect scanner to OBD-II port under dashboard

Common Codes: P0300 (random misfire), P0420 (catalyst efficiency), U0155 (lost communication with instrument cluster)

Data Stream: Monitor live data for sensor verification

CAUTION! Clear codes only after repair verification. Document codes before clearing.

Service Precautions

Safety procedures and special tools required.

Lifting: Use proper jack points, always support with jack stands
Battery: Disconnect negative terminal first
Fuel System: Relieve pressure before service
Airbags: Disconnect battery and wait 3 minutes before SRS work
Cooling System: Never open when hot
Special Tools: Crankshaft pulley holder, camshaft alignment tools

Troubleshooting Guide

Symptom	Possible Cause	Corrective Action
Engine misfire	Spark plugs, coils, fuel injectors	Check compression, swap coils, test injectors
Transmission slipping	Low fluid, worn clutch packs	Check fluid level and condition, pressure test
Brake vibration	Warped rotors, stuck calipers	Measure rotor runout, inspect caliper slides
Electrical issues	Battery, alternator, grounds	Load test battery, check charging voltage, clean grounds
Suspension noise	Struts, bushings, stabilizer links	Inspect components for wear, lubricate if applicable

Reset Procedures: Maintenance minder, power window initialization, sunroof calibration

Technical Support: Acura Technical Information System, certified Acura dealerships