See also:

Event data recorder
Your vehicle has computers that monitor and control certain aspects of your vehicle. These computers assist in driving and maintaining optimal vehicle performance. Besides storing data useful for t ...

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 indic ...

Leftlane’s bottom line
We expected to be able to easily write off the GS 460 given its age and Lexus’ general aversion to enthusiastic driving. But a week behind the wheel of the smooth and capable GS revealed a surpris ...