See also:

For US customers
The following only applies to vehicles owned and operated in the US. If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediate ...

Preparation
1. Check whether the battery of the other vehicle has a voltage of 12 volts. This information can be found on the battery. 2. Switch off the engine of the assisting vehicle. 3. Switch off any el ...

Tachometer
Never force the engine speed up into the red warning field, see arrow. In this range, the fuel supply is interrupted to protect the engine. ...