See also:

Tire wear
When the tread is worn down to 1/16th of an inch (2 mm), tires must be replaced to help prevent your vehicle from skidding and hydroplaning. Built-in treadwear indicators, or “wear bars”, ...

Troubleshooting
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Fog lamp control
With the ignition on, the fog lamps can be turned on when the headlamp control is pulled toward you and is in any of the following positions: • Parking lamps • Low beams • Autolamps ...