2005 Acura TSX Manual Transmission

The 2005 Acura TSX features a 6-speed manual transmission paired with a 2.4L i-VTEC 4-cylinder engine producing 205 horsepower. This sport sedan offers precise shifting, smooth clutch engagement, and excellent driving dynamics. Below are key sections covering specifications, operation, maintenance, troubleshooting, and performance characteristics of the manual transmission system.

1. Transmission Specifications 2. Operation Guidelines 3. Maintenance Schedule 4. Fluid Requirements 5. Shifting Techniques 6. Common Issues 7. Clutch System 8. Performance Characteristics 9. Warranty Information 10. Technical Service Bulletins 11. Troubleshooting

Transmission Specifications

Key components: 6-speed manual gearbox, hydraulic clutch system, limited-slip differential, and gear synchronizers.

Feature	Description
Transmission Type	6-speed manual
Gear Ratios	1st: 3.266, 2nd: 1.888, 3rd: 1.330, 4th: 1.034, 5th: 0.829, 6th: 0.645, Reverse: 3.583
Final Drive Ratio	4.388:1
Clutch Type	Hydraulic, single disc
Shift Pattern	H-pattern with reverse lockout
Transmission Fluid	Honda MTF
Fluid Capacity	1.9 quarts (1.8 liters)
Synchronizers	Carbon-lined, double-cone
Differential	Helical limited-slip

Operation Guidelines

Proper manual transmission operation ensures longevity and optimal performance.

Starting procedure: Depress clutch fully, shift to neutral, start engine.
Shifting up: Release accelerator, depress clutch, shift to next gear, release clutch smoothly while applying throttle.
Downshifting: Match engine RPM to gear speed using throttle blip technique.
Reverse engagement: Come to complete stop, lift reverse lockout collar, shift into reverse.

WARNING! Do not rest hand on shift lever while driving; avoid riding the clutch.

Maintenance Schedule

Regular maintenance ensures transmission reliability and performance.

Transmission fluid change: Every 30,000 miles or 2 years
Clutch fluid: Check every 15,000 miles, replace every 3 years
Shift linkage inspection: Every 15,000 miles
Clutch system check: Every 30,000 miles
Transmission mount inspection: Every 30,000 miles

CAUTION! Use only specified transmission fluid; improper fluid can damage synchronizers.

Fluid Requirements

Transmission Fluid: Honda Manual Transmission Fluid (MTF)
Viscosity: SAE 10W-30 or equivalent MTF
Capacity: 1.9 quarts (1.8 liters)
Clutch Fluid: DOT 4 brake fluid
Change Interval: 30,000 miles or 2 years
Fluid Type: Synthetic manual transmission fluid recommended

Shifting Techniques

Master proper shifting techniques for smooth operation and extended transmission life.

Basic Shifting: Smooth clutch engagement, proper RPM matching, avoid forced shifts.

Rev-matching: Blip throttle during downshifts to match engine and transmission speeds. Double-clutching: Optional technique for smoother downshifts. Hill starts: Use parking brake for assistance. Performance driving: Shift at 6,000-7,000 RPM for maximum acceleration. Economy driving: Shift between 2,500-3,000 RPM for fuel efficiency.

Common Issues

Transmission not engaging gear: Check clutch hydraulic system, adjust if necessary. Grinding during shifts: May indicate worn synchronizers or low fluid. Difficulty shifting into reverse: Ensure complete stop and proper lockout collar operation.

Check clutch master and slave cylinders for leaks.
Inspect shift linkage for wear or damage.
Verify transmission fluid level and condition.

Tip: Address shifting issues promptly to prevent further damage.

Clutch System

Hydraulic clutch system with self-adjusting mechanism.

Clutch pedal: Smooth operation with consistent engagement point
Master cylinder: Converts pedal pressure to hydraulic pressure
Slave cylinder: Activates clutch release mechanism
Clutch disc: Organic facing material
Pressure plate: Spring-loaded design
Flywheel: Dual-mass design for smooth engagement
Release bearing: Hydraulically actuated

WARNING! Clutch replacement requires special tools and expertise; recommend professional service.

Performance Characteristics

0-60 mph: 6.7 seconds, Quarter mile: 15.2 seconds, Top speed: 130 mph (electronically limited).

Warranty Information

Basic warranty: 4 years/50,000 miles, Powertrain warranty: 5 years/60,000 miles. Transmission covered under powertrain warranty excluding clutch wear items.

CAUTION! Modifications may void warranty; consult dealer for specific coverage details.

Technical Service Bulletins

TSB 05-010: Updated shift linkage bushings for improved shift feel. TSB 06-015: Revised clutch master cylinder design for better pedal feel. TSB 07-023: Updated transmission fluid specification for cold weather operation.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Difficulty shifting	Low fluid/worn synchronizers	Check fluid level; inspect synchronizers; replace fluid if contaminated.
Clutch slippage	Worn clutch disc	Replace clutch assembly; inspect flywheel surface.
Grinding noises	Worn bearings/synchronizers	Inspect input shaft bearing; check synchronizer condition.
Fluid leaks	Seal failure	Replace input/output shaft seals; check case halves.
Vibration	Mount wear/balance issues	Inspect transmission mounts; check driveshaft balance.

Service: Authorized Acura dealerships only for warranty repairs.

Support: 1-800-TO-ACURA; www.acura.com