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 ...

2007 Lexus LS 460L
The Lexus LS 460L is the best car we've seen. We can't put it any more bluntly than that. It checks off all the tech boxes, then goes and adds some new ones. The company's flagship sedan is a geni ...

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 ...