The 2003 Acura TL Service Manual provides comprehensive technical information for maintenance, repair, and service procedures for the 2003 Acura TL model. This manual covers engine specifications, transmission systems, electrical systems, suspension, brakes, heating/air conditioning, and general maintenance procedures. Below are key sections for technical specifications, maintenance schedules, troubleshooting, and repair procedures.
Key technical specifications for the 2003 Acura TL model.
| Specification | Description |
|---|---|
| Engine Type | 3.2L SOHC V6 VTEC |
| Horsepower | 225 hp @ 5600 rpm |
| Torque | 216 lb-ft @ 4700 rpm |
| Transmission | 5-speed automatic with SportShift |
| Fuel System | Programmed Fuel Injection (PGM-FI) |
| Fuel Capacity | 17.1 gallons |
| Curb Weight | 3,483 lbs |
| Brake System | 4-wheel disc brakes with ABS |
| Suspension | 4-wheel independent double-wishbone |
| Wheelbase | 108.1 inches |
Recommended maintenance intervals for optimal vehicle performance.
WARNING! Always use genuine Acura parts for replacement. Follow all safety procedures when working on vehicle.
Detailed service procedures for the 3.2L V6 engine.
CAUTION! Always disconnect battery before performing engine service. Use proper lifting equipment.
Complete electrical system diagnosis and repair procedures.
Battery: 12V, 60Ah capacity, testing procedures. Alternator: Output 110A, voltage regulation specifications. Starter: Draw test procedures, replacement instructions.
Wiring diagrams: Complete schematics for all circuits. Fuse box locations: Under-hood and interior fuse panels. ECU diagnostics: Trouble code retrieval and interpretation. Lighting system: Headlight adjustment, bulb replacement.
Brake system maintenance and repair procedures.
Tip: Always replace brake components in axle sets. Use torque specifications for caliper bolts.
Front and rear suspension service procedures.
WARNING! Always use proper jack stands when working under vehicle. Follow torque specifications precisely.
Climate control system service and repair.
Refrigerant: R-134a, capacity specifications. Compressor: Replacement and clutch service. Blower motor: Testing and replacement. Heater core: Replacement procedure. Control panel: Diagnosis and repair.
Common issues and diagnostic procedures.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Engine won't start | Battery, starter, fuel system | Check battery voltage, fuel pressure, spark |
| Transmission slipping | Low fluid, worn clutches | Check fluid level and condition, pressure test |
| Brake vibration | Warped rotors | Measure rotor runout, replace if necessary |
| A/C not cooling | Low refrigerant, compressor | Check pressures, leak test system |
| Electrical issues | Battery, alternator, grounds | Test charging system, check ground connections |
Essential safety procedures for all service work.
CAUTION! Always disconnect battery before electrical work. Use jack stands when lifting vehicle. Wear safety glasses. Follow proper fluid disposal procedures.
Manufacturer-issued service updates and recalls.
Transmission software updates: Available for shift quality improvements. Brake recall information: Specific VIN ranges affected. Engine mount replacement: Revised parts available. Electrical updates: ECU reprogramming procedures. For latest bulletins, contact Acura dealer or visit www.acura.com.