Dynamic radar cruise control supplements conventional cruise control with a vehicle-to-vehicle distance control. In vehicle-to-vehicle distance control mode, the vehicle automatically accelerates or decelerates in order to maintain a set following distance from vehicles ahead.

Setting the vehicle speed (vehicle-to-vehicle distance control
mode)Rear suspension system
PROBLEM SYMPTOMS TABLE
Use the table below, with suspected areas listed in numerical order, to
determine the cause of the problem.
Inspect and repair or replace parts as necessary according to the steps on the
following pages.
Symptom
Suspected Area
Bottoming
...