Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2003 ToyotaFACTORY OEM SERVICE PROCEDURE
Toyota: 2003
- 4Runner
- Avalon
- Camry
- Camry Solara
- Celica
- Corolla
- ECHO
- Highlander
- Land Cruiser
- MR2
- Matrix
- Prius
- RAV4
- Sequoia
- Sienna
- Tacoma
- Base, 2D Pickup Extra Cab, 2.4 L, Automatic
- Base, 2D Pickup Extra Cab, 2.4 L, Standard
- Base, 2D Pickup Extra Cab, 2.7 M, Automatic
- Base, 2D Pickup Extra Cab, 2.7 M, Standard
- Base, 2D Pickup Extra Cab, 3.4 N, Automatic
- Base, 2D Pickup Extra Cab, 3.4 N, Standard
- Base, 2D Pickup, 2.4 L, Automatic
- Base, 2D Pickup, 2.4 L, Standard
- Base, 2D Pickup, 2.7 M, Automatic
- Base, 2D Pickup, 2.7 M, Standard
- Base, 4D Pickup
- PreRunner, 2D Pickup Extra Cab, 2.7 M
- PreRunner, 2D Pickup Extra Cab, 3.4 N
- PreRunner, 2D Pickup, 2.4 L
- PreRunner, 2D Pickup, 2.7 M
- PreRunner, 4D Pickup, 2.7 M
- PreRunner, 4D Pickup, 3.4 N
- S-Runner
- Tundra
- Base, Automatic
- Base, Standard
- Limited, 4WD
- Limited, RWD
- SR5, 2D Pickup
- SR5, 4D Pickup Extra Cab, 3.4 N, 4WD, Automatic
- SR5, 4D Pickup Extra Cab, 3.4 N, 4WD, Standard
- SR5, 4D Pickup Extra Cab, 3.4 N, RWD, Automatic
- SR5, 4D Pickup Extra Cab, 3.4 N, RWD, Standard
- SR5, 4D Pickup Extra Cab, 4.7 T, 4WD
- SR5, 4D Pickup Extra Cab, 4.7 T, RWD
- 4 Runner 2WD
- 4 Runner 4WD
- Avalon V6-3.0L (1MZ-FE)
- Camry Sedan
- Camry Solara
- Celica GT L4-1.8L (1ZZ-FE)
- Celica GT-S L4-1.8L (2ZZ-GE)
- Corolla CE Sedan L4-1.8L (1ZZ-FE)
- Corolla LE Sedan L4-1.8L (1ZZ-FE)
- Corolla S Sedan L4-1.8L (1ZZ-FE)
- Echo L4-1.5L (1NZ-FE)
- Highlander 2WD
- Highlander 4WD
- Landcruiser V8-4.7L (2UZ-FE)
- MR2 Spyder L4-1.8L (1ZZ-FE)
- Matrix 2WD L4-1.8L (1ZZ-FE)
- Matrix 4WD L4-1.8L (1ZZ-FE)
- Matrix XR 2WD L4-1.8L (1ZZ-FE)
- Matrix XR 4WD L4-1.8L (1ZZ-FE)
- Matrix XRS 2WD L4-1.8L (2ZZ-GE)
- Prius L4-1.5L (1NZ-FXE) Hybrid
- RAV4 2WD L4-2.0L (1AZ-FE)
- RAV4 4WD L4-2.0L (1AZ-FE)
- Sequoia 2WD V8-4.7L (2UZ-FE)
- Sequoia 4WD V8-4.7L (2UZ-FE)
- Sienna V6-3.0L (1MZ-FE)
- Tacoma 2WD
- Tacoma 4WD
- Tacoma PreRunner 2WD
- Tundra 2WD
- Tundra 4WD
Database: LEMON
LEMON manuals were retrieved in late 2025, so they have more up to date technical bulletins for example. However, they tend to be less detailed for older vehicles.
Database: CHARM
CHARM manuals were retrieved from a set of DVDs released in late 2013 and are generally our most detailed for older years.
Warning: CHARM manuals for Toyota and Lexus vehicles near the year 2000 are known to have many missing images.
Warning: CHARM manuals for Toyota and Lexus vehicles near the year 2000 are known to have many missing images.
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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