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 Lexus dealer to service the vehicle.
Your vehicle may not pass the I/M test:
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 as a temporary malfunction and your vehicle may not pass the I/M test.
When the malfunction indicator lamp goes off 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 Lexus dealer to prepare the vehicle for re-testing.
See also:
Cleaning and protecting the vehicle exterior
Perform the following to protect the vehicle and maintain it in prime
condition.
Working from top to bottom, liberally apply water to the vehicle
body, wheel wells and underside of the vehicle to ...
Using the phone book
To enter the menu for each function, follow the steps below using a
voice command or :
- Adding a new phone number
1. “Phonebook” → 2. “Add Entry”.
- Changing the registered name in the phon ...
Seat heaters and ventilators
The seat heaters and ventilators heat the seats and maintain good airflow
by blowing air from the seats.
1. Heats the seats.
The indicator light (orange)
comes on.
The higher the number, the
w ...