Acura TL Type S Manual Transmission Problems

The Acura TL Type S with manual transmission is known for several common transmission issues that owners may encounter. These problems typically include gear grinding, difficult shifting, clutch wear, and synchronizer failures. Below are detailed sections covering common problems, symptoms, causes, solutions, maintenance tips, and repair options for the manual transmission system.

1. Common Transmission Issues 2. Symptoms and Warning Signs 3. Root Causes Analysis 4. Technical Specifications 5. Diagnostic Procedures 6. Repair and Replacement Options 7. Maintenance Best Practices 8. Cost Estimates 9. Warranty Information 10. Professional Services 11. Troubleshooting Guide

Common Transmission Issues

Key transmission problems: Gear grinding during shifts, difficult engagement of 2nd and 3rd gears, premature clutch wear, synchronizer failure, and transmission fluid leaks.

Problem	Description
Gear grinding	Audible grinding noise when shifting between gears
Difficult shifting	Resistance when moving shifter into 2nd or 3rd gear
Clutch wear	Premature clutch disc and pressure plate deterioration
Synchronizer failure	Worn synchronizers causing gear clash
Transmission fluid leaks	Seal and gasket failures leading to fluid loss
Shift linkage issues	Loose or worn shift linkage components
Throwout bearing noise	Whirring or grinding noise when clutch depressed
Transmission mounts	Worn mounts causing excessive movement
Hydraulic system failure	Clutch master/slave cylinder issues
Input shaft bearing	Bearing wear causing transmission noise

Symptoms and Warning Signs

Recognizing early warning signs can prevent major transmission damage and costly repairs.

Gear grinding: Most noticeable during 2nd to 3rd gear shifts under acceleration.
Difficulty engaging gears: Requires excessive force to shift into specific gears.
Clutch pedal issues: Spongy feel, sticking, or abnormal resistance.
Unusual noises: Whining, grinding, or rattling sounds from transmission area.
Fluid leaks: Red or brown fluid under vehicle near transmission.

WARNING! Continuing to drive with transmission problems can cause complete transmission failure. Address symptoms immediately.

Root Causes Analysis

Understanding the underlying causes helps in proper diagnosis and prevention.

Design limitations: Factory synchronizer design weaknesses in certain model years.
Fluid breakdown: Transmission fluid degradation affecting lubrication.
Aggressive driving: Hard shifting and high-RPM clutch engagement.
Poor maintenance: Infrequent fluid changes and clutch adjustments.
Manufacturing defects: Some units with subpar component quality.

CAUTION! Proper diagnosis requires professional inspection to identify specific causes.

Technical Specifications

Transmission Type: 6-speed manual
Gear Ratios: Varies by model year (2007-2008)
Fluid Capacity: Approximately 2.2 quarts
Fluid Type: Honda MTF or equivalent synthetic
Clutch Type: Hydraulic actuated single disc
Synchronizers: Carbon-lined (updated design available)
Torque Capacity: Factory rated for 3.5L V6 output
Common Failure Points: 2nd/3rd gear synchronizers, clutch hydraulics

Diagnostic Procedures

Systematic approach to identifying transmission problems.

Visual Inspection: Check for fluid leaks, damaged linkage, worn mounts.

Road Test: Evaluate shift quality through all gears, listen for noises, test clutch engagement.

Fluid Analysis: Check fluid level and condition for contamination or metal particles.

Hydraulic System: Test clutch master and slave cylinder operation, check for air in system.

Linkage Adjustment: Verify proper shift cable/linkage adjustment and lubrication.

Repair and Replacement Options

Various solutions ranging from minor adjustments to complete transmission replacement.

Fluid change: Replace with Honda MTF or premium synthetic fluid.
Synchronizer replacement: Install updated synchronizer kits.
Complete rebuild: Disassemble transmission and replace worn components.
Used transmission: Install low-mileage used unit with warranty.
Aftermarket upgrades: Performance synchronizers and strengthened components.

Tip: Consider upgraded components during repair to prevent recurrence.

Maintenance Best Practices

Proper maintenance extends transmission life and prevents common problems.

Fluid changes: Replace transmission fluid every 30,000 miles.
Clutch adjustment: Regular hydraulic system inspection and bleeding.
Proper shifting technique: Avoid forced shifts and aggressive driving.
Warm-up procedure: Allow transmission to warm up in cold weather.
Regular inspections: Check for leaks and unusual noises during service.
Linkage lubrication: Keep shift linkage properly lubricated.
Mount inspection: Check transmission mounts during routine maintenance.
Fluid quality: Use only recommended transmission fluids.

WARNING! Using incorrect transmission fluid can accelerate wear and cause permanent damage.

Cost Estimates

Typical repair costs for common transmission issues.

Repair Type	Estimated Cost	Labor Time
Transmission fluid change	$150-$250	1 hour
Clutch replacement	$1,200-$1,800	5-7 hours
Synchronizer replacement	$1,500-$2,500	6-8 hours
Complete transmission rebuild	$2,500-$4,000	10-15 hours
Used transmission installation	$2,000-$3,500	6-8 hours
Hydraulic system repair	$400-$800	2-3 hours

Warranty Information

Original warranty coverage and extended protection options.

Factory Warranty: 4-year/50,000-mile basic warranty (when new)

Powertrain Coverage: Transmission typically covered under powertrain warranty

TSB Coverage: Some transmission issues covered by technical service bulletins

Aftermarket Warranties: Extended coverage available through third-party providers

Professional Services

Recommended service providers and specialist shops.

Acura dealerships: Factory-trained technicians and OEM parts
Transmission specialists: Shops specializing in manual transmission repair
Independent mechanics: Cost-effective alternatives with proper experience
Performance shops: For upgraded components and performance builds

CAUTION! Verify technician experience with Acura manual transmissions before service.

Troubleshooting Guide

Symptom	Possible Cause	Corrective Action
Gear grinding in 2nd/3rd	Worn synchronizers	Replace synchronizers; use updated parts
Difficulty shifting	Low fluid/worn linkage	Check fluid level; inspect and lubricate linkage
Clutch slipping	Worn clutch disc	Replace clutch assembly; resurface flywheel
Fluid leaks	Seal failures	Replace input shaft seal and gaskets
Noise in neutral	Input shaft bearing	Replace input shaft bearing during rebuild
Hard clutch pedal	Hydraulic issues	Bleed system; replace master/slave cylinder

Reset: Some electronic issues may require ECU reset after repairs.

Service: Contact Acura customer service at 1-800-382-2238 or visit acura.com