2006 Acura TSX Manual Transmission

The 2006 Acura TSX features a 6-speed manual transmission paired with a 2.4-liter 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.

1. Transmission Specifications 2. Operation Guidelines 3. Shifting Patterns 4. Maintenance Schedule 5. Fluid Requirements 6. Clutch System 7. Performance Features 8. Driving Tips 9. Common Issues 10. Warranty Information 11. Troubleshooting

Transmission Specifications

The 6-speed manual transmission is designed for sporty performance and smooth operation.

FeatureDescription
Transmission Type6-speed manual
Gear Ratios1st: 3.266, 2nd: 1.888, 3rd: 1.330, 4th: 1.034, 5th: 0.829, 6th: 0.645
Final Drive Ratio4.388:1
Reverse Gear3.583:1
SynchromeshAll forward gears
Clutch TypeHydraulic, single disc
Shift MechanismCable-operated

Operation Guidelines

Proper manual transmission operation ensures longevity and optimal performance.

  1. Clutch Engagement: Press clutch pedal fully before shifting gears.
  2. Smooth Shifting: Avoid forcing the shifter; let synchronizers work.
  3. Rev Matching: Downshift with appropriate engine RPM matching.
  4. Hill Starts: Use parking brake for assistance on steep inclines.

WARNING! Do not rest hand on shifter while driving; avoid riding the clutch pedal.

Shifting Patterns

The H-pattern shift layout with reverse lock-out mechanism.

Gear PositionLocationRecommended Speed Range
1st GearLeft and up0-15 mph
2nd GearLeft and down15-25 mph
3rd GearCenter and up25-40 mph
4th GearCenter and down40-55 mph
5th GearRight and up55-70 mph
6th GearRight and down70+ mph
ReverseLeft, then right and upStationary only

Maintenance Schedule

Regular maintenance ensures transmission longevity and performance.

Fluid Requirements

Use only recommended fluids for optimal performance and protection.

Fluid TypeSpecificationCapacity
Manual Transmission FluidHonda MTF or equivalent2.2 quarts (2.1 liters)
Clutch FluidDOT 3 or DOT 4 brake fluidAs needed in reservoir

CAUTION! Using incorrect fluid may cause transmission damage and void warranty.

Clutch System

Hydraulic clutch system with self-adjusting mechanism.

  1. Clutch Pedal: Smooth operation with consistent engagement point
  2. Master Cylinder: Converts pedal pressure to hydraulic pressure
  3. Slave Cylinder: Activates clutch release mechanism
  4. Clutch Disc: Organic facing material for smooth engagement
  5. Pressure Plate: Spring-loaded design for proper clamping force
  6. Flywheel: Dual-mass design for vibration damping

Performance Features

The manual transmission enhances the TSX's sporty character.

Driving Tips

Optimize your manual transmission driving experience.

  1. Launch Control: Smooth clutch release with moderate throttle
  2. Engine Braking: Use lower gears for downhill speed control
  3. Skip Shifting: 2nd to 4th or 3rd to 5th for fuel economy
  4. Cold Weather: Allow transmission to warm up before aggressive driving

Tip: Practice smooth clutch engagement in parking lots to master the friction point.

Common Issues

Recognize and address common manual transmission concerns.

IssueSymptomsPossible Causes
Grinding GearsMetal-on-metal sound during shiftingWorn synchronizers, low fluid, improper shifting
Difficulty ShiftingResistance when moving shifterWorn clutch, linkage issues, fluid contamination
Clutch SlippageRPM increases without speed increaseWorn clutch disc, hydraulic problems
Transmission NoiseWhining or grinding in neutralBearing wear, gear damage

Warranty Information

Original warranty coverage for the 2006 Acura TSX manual transmission.

For warranty claims, contact Acura Client Relations at 1-800-382-2238.

Troubleshooting

SymptomPossible CauseCorrective Action
Hard to shift into gearClutch not disengaging fullyCheck clutch fluid level, bleed system, inspect master/slave cylinders
Gear pops outWorn shift linkage or detentsInspect shift mechanism, check transmission mounts
Vibration in gearWorn transmission mountsReplace transmission mounts, check driveshaft condition
Fluid leaksSeal or gasket failureIdentify leak source, replace seals, refill with proper fluid
Noisy in neutralInput shaft bearing wearProfessional diagnosis, bearing replacement if necessary

Service: Contact Acura dealer for professional transmission service.

Support: 1-800-382-2238; www.acura.com

2006 Acura TSX Manual Transmission Guide © - All Rights Reserved 2025