Acura TSX 2004 Transmission Manual

The Acura TSX 2004 features a sophisticated 5-speed automatic transmission with Sequential SportShift manual mode, providing smooth automatic operation with the option for manual gear selection. This manual covers operation, maintenance, troubleshooting, and specifications for the transmission system. Below are key sections for transmission features, operation, maintenance, specifications, and troubleshooting.

1. Transmission Features 2. Operation Guidelines 3. Maintenance Schedule 4. Specifications 5. Fluid Requirements 6. Troubleshooting 7. Warranty Information

Transmission Features

The Acura TSX 2004 transmission system includes advanced features for optimal performance and driver control.

Feature	Description
5-speed automatic	Smooth shifting with adaptive learning technology
Sequential SportShift	Manual gear selection capability
Grade Logic Control	Automatically selects appropriate gears for hills
Shift Hold Control	Maintains gear during cornering for stability
Adaptive Shift Schedule	Adjusts shift points based on driving style
Lock-up Torque Converter	Improves fuel efficiency and reduces heat

Operation Guidelines

Proper operation ensures longevity and optimal performance of your transmission system.

Automatic Mode: Select D (Drive) for normal operation; transmission shifts automatically.
SportShift Manual Mode: Move shift lever to M position; use + and - for upshifts/downshifts.
Grade Logic: Automatically activates on inclines; no driver input required.
Cold Weather Operation: Allow transmission to warm up for 2-3 minutes in cold conditions.
Towing: Maximum tow capacity 1,000 lbs; use lower gears for downhill control.

WARNING! Do not shift from D to R or P while vehicle is moving. Come to complete stop first.

Maintenance Schedule

Regular maintenance is crucial for transmission longevity and performance.

Transmission Fluid Change: Every 30,000 miles or 24 months
Fluid Level Check: Every 7,500 miles or 6 months
Filter Replacement: Every 60,000 miles with fluid change
Transmission Mount Inspection: Every 15,000 miles
Shift Linkage Adjustment: Every 30,000 miles or as needed

CAUTION! Use only Honda ATF-Z1 automatic transmission fluid. Incorrect fluid can damage transmission.

Specifications

Transmission Type: 5-speed automatic with SportShift
Gear Ratios: 1st: 2.651, 2nd: 1.517, 3rd: 1.031, 4th: 0.738, 5th: 0.566, Reverse: 2.000
Final Drive Ratio: 4.764:1
Fluid Capacity: 7.4 quarts (7.0 liters) total, 3.1 quarts (2.9 liters) at change
Fluid Type: Honda ATF-Z1 automatic transmission fluid
Shift Points: Adaptive programming based on driving conditions
Weight: 187 lbs (85 kg) including fluid

Fluid Requirements

Proper fluid maintenance is essential for transmission health and performance.

Check fluid level with engine running, transmission in Park, on level surface.
Fluid should be between MIN and MAX marks on dipstick when warm.
Fluid color should be clear red; dark or burnt smell indicates need for change.
Use only Honda ATF-Z1 fluid; do not mix with other transmission fluids.
Change fluid more frequently if towing or driving in severe conditions.

Tip: Check for leaks around transmission pan, cooler lines, and output seals regularly.

Troubleshooting

Common transmission issues and their solutions.

Symptom	Possible Cause	Corrective Action
Hard shifting	Low fluid level, worn mounts	Check fluid level; inspect transmission mounts
Delayed engagement	Low fluid, internal wear	Check fluid level and condition; professional diagnosis
Slipping gears	Worn clutch packs, low fluid	Check fluid; may require transmission service
Overheating	Heavy load, clogged cooler	Reduce load; check transmission cooler
No SportShift function	Electrical issue, sensor failure	Check fuses; diagnostic scan required
Fluid leaks	Seals, gaskets, cooler lines	Identify source; replace damaged components

Reset: Disconnect battery for 10 minutes to reset adaptive learning if shifting issues occur.

Service: Contact Acura dealer for professional transmission service and diagnostics.

Warranty Information

Transmission covered under Acura 4-year/50,000-mile limited warranty from original purchase date. Regular maintenance required to maintain warranty coverage. For warranty claims, contact authorized Acura dealership with maintenance records.