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Toyota Corolla Owners Manual: Emission inspection and maintenance (I/M) programs

Toyota Corolla Owners Manual / Maintenance and care / Maintenance / Emission inspection and maintenance (I/M) programs

Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system.

If the malfunction indicator lamp comes on

The OBD system determines that a problem exists somewhere in the emission control system. Your vehicle may not pass the I/M test and may need to be repaired. Contact your Toyota dealer to service the vehicle.

Your vehicle may not pass the I/M test in the following situations:

● When the battery is disconnected or discharged Readiness codes that are set during ordinary driving are erased.

Also, depending on your driving habits, the readiness codes may not be completely set.

● When the fuel tank cap is loose The malfunction indicator lamp comes on indicating a temporary malfunction and your vehicle may not pass the I/M test.

When the malfunction indicator lamp still remains on after several driving trips

The error code in the OBD system will not be cleared unless the vehicle is driven 40 or more times.

If your vehicle does not pass the I/M test

Contact your Toyota dealer to prepare the vehicle for re-testing.

Vehicle exterior
CAUTION ■If the engine is running Turn the engine off and ensure that there is adequate ventilation before performing maintenance checks. ...

Do-it-yourself maintenance
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Other materials:

Registering a Bluetooth audio player for the first time
To use the Bluetooth Audio, it is necessary to register an audio player with the system. Once the player has been registered, it is possible to use the Bluetooth Audio. For details about registering a Bluetooth device 1 Turn the Bluetooth connection setting of your audio player on. 2 Press ...

Trip information
■ Switching the display Items displayed can be switched by pressing the DISP switch. ■ Odometer Displays the total distance the vehicle has been driven. Except vehicles with a manual transmission: Press and hold the DISP switch to change the display to the Eco Driving Indicat ...

Roof drip side finish moulding center lh
Replacement Hint: use the same procedures for the rh side and lh side. The installation procedures are the removal procedures in reverse order. However, only installation procedures requiring additional information are included. 1. Remove roof drip side finish moulding center lh ...

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