Toyota Prius 2003 Owner's Manual
![Toyota Prius 2003 Hatchback manual cover](/images/PlUqNntHVLJSOXZhzoxYrsXj/thumbs/thumb175x175.webp)
To reset the maintenance light, turn the ignition to the "ON" position, set the trip meter to "A", turn the ignition off, hold the trip meter reset button, and turn the ignition back to "ON". Continue holding the button until the maintenance light turns off.
The recommended engine oil for a 2003 Toyota Prius is 5W-30. It is important to use the correct viscosity to ensure optimal engine performance and longevity.
To improve fuel efficiency, ensure that the tires are properly inflated, perform regular maintenance, drive smoothly, and avoid excessive idling. Additionally, removing unnecessary weight can help.
If your Prius won't start, check the 12V battery for charge and connections, inspect the fuses, and ensure that the car is properly in "Park" or "Neutral". If the issue persists, seek professional assistance.
To change the air filter, open the hood, locate the air filter box, unclip the cover, remove the old filter, and insert a new one. Ensure the new filter is seated correctly before securing the cover.
Common causes include a loose fuel cap, oxygen sensor failure, catalytic converter issues, or spark plug problems. A diagnostic scan tool can help pinpoint the exact issue.
To check the hybrid battery health, you can use a diagnostic tool that is compatible with Toyota's hybrid system. Alternatively, a Toyota dealership can perform a battery health check.
The recommended tire pressure for a 2003 Toyota Prius is typically 35 psi for the front tires and 33 psi for the rear tires. Check the owner's manual or the sticker on the driver's door jamb for specifics.
To replace a blown fuse, locate the fuse box under the dashboard, use the diagram to identify the faulty fuse, and replace it with a new fuse of the same amperage. Always turn off the car before replacing fuses.
Regular maintenance includes oil and filter changes, checking and replacing air filters, inspecting brakes, rotating tires, and checking fluid levels. Follow the maintenance schedule in the owner's manual.