2003 Toyota Tacoma Owners Manual - Page 267

'03 Tacoma U (L/O 0209) NOTICE z Be careful not to spill the engine oil on the vehicle components. z Avoid overfilling, or could be damaged. Recommended viscosity: SAE 5W-30 the engine z Check the oil level on the dipstick once again after adding the oil. Engine oil selection "Toyota Genuine Motor Oil" is filled in your Toyota vehicle. Use Toyota approved "Toyota Genuine Motor Oil" or equivalent to satisfy the following grade and viscosity. Oil grade: API grade SL "Energy-Conserving" or ILSAC multigrade engine oil Outside temperature API service symbol SAE 5W-30 is the best choice for good fuel economy and good starting in cold weather. If SAE 5W-30 is not available, SAE 10W-30 may be used. However, it should be replaced with SAE 5W-30 at the next oil change. ILSAC certification mark 2003 MY TACOMA (OM35800U) 267