See also:

Tire Pressure Monitor TPM
The concept The tire inflation pressure is measured in the four mounted tires. The system notifies you if there is a significant loss of pressure in one or more tires. Functional requirements ...

Check the tire inflation pressure regularly
Check and, if necessary, correct the tire inflation pressure at least twice a month and before starting on a long trip. Low tire inflation pressure increases rolling resistance and thus raises ...

Switching on
The cooler can be operated at two levels. 1. Switch on the ignition. 2. Press the button once for each cooling level. The highest cooling power is active when two LEDs are lit. If the coole ...