2002 Acura RSX Transmission 5 Speed Manual

The 2002 Acura RSX features a 5-speed manual transmission designed for optimal performance and driving engagement. This transmission system provides precise gear changes, smooth shifting, and enhanced control for the sporty RSX platform. Below are key sections covering specifications, operation, maintenance, troubleshooting, and technical details.

1. Transmission Specifications 2. Gear Ratios and Performance 3. Operation and Shifting Techniques 4. Maintenance Schedule 5. Fluid Requirements 6. Common Issues and Symptoms 7. Troubleshooting Guide 8. Clutch System 9. Transmission Removal and Installation 10. Warranty and Support

Transmission Specifications

The 5-speed manual transmission in the 2002 Acura RSX is engineered for responsive performance and durability.

SpecificationDetails
Transmission Type5-speed manual, front-wheel drive
Model CodeS5AA (Base), S5AB (Type-S)
Case MaterialAluminum alloy
Final Drive Ratio4.388 (Base), 4.764 (Type-S)
SynchromeshCarbon-lined, triple-cone (1st-2nd), double-cone (3rd-4th)
Shift LinkageCable-operated
WeightApproximately 85 lbs (38.5 kg)
CompatibilityK20A3 engine (Base), K20A2 engine (Type-S)

Gear Ratios and Performance

Optimized gear ratios provide balanced acceleration and fuel efficiency.

GearBase Model RatioType-S Model Ratio
1st3.2663.267
2nd1.9002.130
3rd1.3601.517
4th1.0341.147
5th0.7870.921
Reverse3.5833.583

Performance Notes: Type-S ratios optimized for higher RPM performance; Base model focused on fuel economy.

Operation and Shifting Techniques

Proper shifting techniques ensure smooth operation and extended transmission life.

  1. Starting: Depress clutch fully, shift to 1st gear, release clutch smoothly while applying throttle.
  2. Upshifting: Shift at recommended RPM points (3,000-4,000 RPM for normal driving).
  3. Downshifting: Rev-match when downshifting to prevent drivetrain shock.
  4. Reverse Engagement: Come to complete stop before engaging reverse gear.
  5. Hill Starts: Use parking brake for assistance on steep inclines.

WARNING! Do not rest hand on shift lever while driving; avoid forcing gears.

Maintenance Schedule

Regular maintenance ensures optimal transmission performance and longevity.

CAUTION! Use only recommended transmission fluids; improper fluids can damage synchronizers.

Fluid Requirements

Proper fluid selection is critical for transmission performance and protection.

Fluid TypeSpecificationCapacity
Manual Transmission FluidHonda MTF or equivalent 10W-30 motor oil1.9 US quarts (1.8 liters)
Clutch FluidDOT 3 or DOT 4 brake fluidAs needed in reservoir

Important: Do not mix different transmission fluid types; drain completely when changing.

Common Issues and Symptoms

Recognizing early symptoms can prevent major transmission problems.

SymptomPossible Cause
Grinding when shiftingWorn synchronizers, low fluid, improper shifting
Difficulty engaging gearsWorn clutch, hydraulic issues, linkage problems
Transmission noise in neutralInput shaft bearing wear, low fluid level
Popping out of gearWorn shift forks, detent springs, or synchronizers
Fluid leaksSeal failure, cracked case, loose drain/fill plugs

Troubleshooting Guide

Systematic approach to diagnosing transmission issues.

ProblemDiagnosis StepsSolution
Hard shiftingCheck fluid level and condition; inspect shift linkageReplace fluid; adjust or replace linkage
Clutch dragCheck clutch hydraulic system; inspect clutch discBleed system; replace clutch components
Gear grindTest specific gears; check synchronizer functionReplace damaged synchronizers; adjust shift timing
Transmission vibrationInspect mounts; check CV joints and axlesReplace worn mounts; service driveline components
Fluid contaminationInspect fluid for metal particles or discolorationComplete fluid flush; internal inspection if severe

Clutch System

The clutch system works in conjunction with the 5-speed manual transmission.

Maintenance: Check fluid level regularly; bleed system if spongy pedal feel develops.

Transmission Removal and Installation

Professional procedure for transmission service (simplified overview).

  1. Disconnect battery and drain transmission fluid
  2. Remove air intake system and battery tray
  3. Disconnect shift linkage and clutch hydraulic line
  4. Remove starter motor and axle shafts
  5. Support engine with proper jack or support fixture
  6. Remove transmission mount and bellhousing bolts
  7. Carefully separate transmission from engine
  8. Reverse procedure for installation with new clutch if needed

WARNING! Transmission is heavy; use proper lifting equipment and assistance.

Warranty and Support

Original warranty coverage and support information.

Copyright © 2002 Acura Division of American Honda Motor Co., Inc. All rights reserved.

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