2003 Acura TL Parts Manual

The 2003 Acura TL Parts Manual provides comprehensive information about genuine Acura parts and components for the 2003 TL model. This manual covers engine components, transmission parts, suspension systems, braking components, electrical systems, interior trim, exterior body parts, and maintenance items. Below are key sections for parts identification, specifications, installation guidelines, and ordering information.

1. Parts Overview 2. Engine Components 3. Transmission & Drivetrain 4. Suspension & Steering 5. Braking System 6. Electrical Components 7. Interior Parts 8. Exterior Body Parts 9. Maintenance Parts 10. Parts Ordering 11. Technical Specifications

Parts Overview

Key components: Engine assembly, transmission system, suspension components, braking parts, electrical systems, interior trim, exterior panels.

Part Category	Description
Engine Components	Complete engine assembly and individual parts
Transmission Parts	Automatic transmission components and fluids
Suspension System	Shocks, struts, springs, and control arms
Braking Components	Brake pads, rotors, calipers, and hydraulic parts
Electrical Parts	Battery, alternator, sensors, and wiring
Interior Components	Seats, dashboard, trim panels, and controls
Exterior Body	Body panels, lights, mirrors, and glass
Maintenance Items	Filters, fluids, belts, and routine replacement parts

Engine Components

Complete listing of 2003 Acura TL engine parts and specifications.

Engine Assembly: 3.2L V6 complete unit with all components
Cylinder Head: Aluminum alloy with valve train components
Pistons & Rings: Forged aluminum pistons with compression rings
Timing Belt: Maintenance schedule replacement item
Oil Pump: High-pressure lubrication system component
Water Pump: Coolant circulation with impeller design
Intake Manifold: Composite material with variable intake system
Exhaust System: Headers, catalytic converter, and muffler assembly

WARNING! Engine components require proper torque specifications and installation procedures.

Transmission & Drivetrain

Automatic transmission components and drivetrain parts for 2003 TL.

Transmission Assembly: 5-speed automatic with sport shift
Torque Converter: Lock-up type with internal components
Transmission Fluid: ATF-Z1 specification fluid
Drive Axles: CV joints and axle shafts
Differential: Final drive unit with gear set
Transmission Mounts: Rubber and hydraulic engine mounts
Shift Linkage: Cable and electronic shift components
Transmission Control Module: Electronic shift control unit

CAUTION! Use only specified transmission fluid to prevent damage.

Suspension & Steering

Front Suspension: Double wishbone with coil springs
Rear Suspension: Multi-link independent suspension
Shock Absorbers: Gas-charged struts front and rear
Stabilizer Bars: Front and rear anti-roll bars
Control Arms: Aluminum front upper and lower arms
Steering Rack: Power-assisted rack and pinion
Tie Rods: Inner and outer tie rod assemblies
Wheel Bearings: Sealed cartridge type bearings

Braking System

Complete braking system components for 2003 Acura TL.

Front Brakes: Ventilated discs with dual-piston calipers. Rear Brakes: Solid discs with single-piston calipers.

Components: Brake pads (ceramic compound), rotors (vented front, solid rear), calipers (aluminum construction), brake lines (steel braided), master cylinder, brake booster, ABS module, wheel speed sensors.

Electrical Components

Electrical system parts including battery, charging, and electronic controls.

Battery: 12V maintenance-free type with specified CCA rating
Alternator: High-output unit with voltage regulator
Starter Motor: High-torque reduction gear type
Ignition System: Coil-on-plug design with spark plugs
ECU Modules: Engine control, transmission control, body control
Sensors: Oxygen sensors, wheel speed, temperature, position
Lighting: Headlights, taillights, fog lights, interior lights

Tip: Disconnect battery before working on electrical systems.

Interior Parts

Interior components including seats, dashboard, and control systems.

Seats: Leather upholstery with power adjustment
Dashboard: Complete assembly with integrated airbags
Center Console: With storage and control interfaces
Door Panels: With integrated speakers and controls
Carpet: Molded floor covering with sound insulation
Headliner: Fabric covered roof lining
Climate Control: Automatic temperature control system
Audio System: Premium sound system components

WARNING! Disable airbag system before working on interior components.

Exterior Body Parts

Exterior body panels, lighting, and trim components.

Maintenance Parts

Routine maintenance items and replacement intervals.

CAUTION! Use only Acura-approved fluids and filters for optimal performance.

Parts Ordering

Genuine Acura parts ordering information and part number system.

Technical Specifications

Component	Specification	Part Number Prefix
Engine Oil Filter	Spin-on cartridge type	15400-PCV-XXX
Air Filter	Panel type with foam seal	17220-P8E-A01
Fuel Filter	In-line canister type	16010-S84-A01
Spark Plugs	Platinum tip, specific gap	98079-57716-L01
Brake Pads Front	Ceramic compound set	45022-S84-A02
Timing Belt	Rubber with fiber reinforcement	14400-P8A-A01

Service: Contact Acura dealership for genuine parts and technical support.