See also:

Brake fluid
Location of the brake fluid reservoir Checking the level The fluid reservoir is concealed under the round cover at the rear of the engine compartment. The round cover must be removed first befor ...

Unlocking a channel
A channel's access code is required to unlock a channel. Unlock all channels This permanently removes all channels from the locked list and makes them available for selection. Temporarily unl ...

Low battery voltage
If the battery voltage is too low, the parking brake cannot be applied or released. Connect an auxiliary battery if the battery voltage is too low, see page 114. ...