ACC not available

Several conditions exist which can cause ACC to deactivate or prevent ACC from activating when requested. These conditions include:
• The sensor is blocked, refer to Blocked sensor in this section.
• Brake temperature is high, refer to Hilly condition usage in this
section.
• A failure has occurred in the ACC system or related system.
See also:
Preparing to start your vehicle
WARNING: Extended idling at high engine speeds can produce
very high temperatures in the engine and exhaust system,
creating the risk of fire or other damage.
WARNING: Do not park, idle, or drive ...
In California (U.S. only)
California Civil Code Section 1793.2(d) requires that, if a manufacturer
or its representative is unable to repair a motor vehicle to conform to the
vehicle’s applicable express warranty after a r ...
Driving on snow and ice
WARNING: If you are driving in slippery conditions that require
tire chains or cables, then it is critical that you drive cautiously.
Keep speeds down, allow for longer stopping distances and avo ...
