Customer Satisfaction Campaign

Engine Control Computer reprogramming on certain Lexus LX600 Q&A

Q1:    What is the condition?

A1:    In the subject vehicles, there is a possibility that the knocking control in Engine Control Computer may not work properly when low octane rate gasoline is used due to inappropriate program. If this the vehicle is driven continuously under this condition, a spark plug and/or other component part in combustion chamber may be melted, resulting in abnormal vibration and/or illuminates malfunction indicator lamp (MIL) due to engine misfire.

Q2:    Which and how many vehicles are covered by this Special Service Campaign?

A2:    There are 3321 vehicles covered by this Customer Satisfaction Campaign.

Q3:    What is ALJ going to do?

A3:    ALJ announced advising owners to make an appointment with their authorized Toyota dealer to reprogram Engine Control Computer. The work will be performed at NO CHARGE to vehicle owners.

Q4:    Are there any warnings that this condition has occurred?

A4:   If the problem such as spark plug damage is occurred, the driver may notice an abnormal vibration and/or illuminates malfunction indicator lamp (MIL).

Q5:    How long will the repair take?

A5:    To reprogram Engine Control Computer will take approximately 45 minutes. However, it may be necessary for the owner to make the vehicle available for a longer period of time depending upon the dealer’s schedule.