Owners Manual
Page 256
...may not pass the I/M test and need to be completely set during ordinary driving. Also, depending on your driving habits, the codes may not the I /M test. 256 2003 MY TACOMA (OM35800U) Also, if the malfunction indicator lamp had come on , contact your vehicle may not pass the I /M test ...as a loose fuel tank cap, your Toyota dealer to prepare the vehicle for re-testing. However, when the battery is disconnected or run down, the codes are erased....
...may not pass the I/M test and need to be completely set during ordinary driving. Also, depending on your driving habits, the codes may not the I /M test. 256 2003 MY TACOMA (OM35800U) Also, if the malfunction indicator lamp had come on , contact your vehicle may not pass the I /M test ...as a loose fuel tank cap, your Toyota dealer to prepare the vehicle for re-testing. However, when the battery is disconnected or run down, the codes are erased....