Instruments and Indicator/Warning Lights
30
Fog lights
The warning light comes on when the fog lights are operating
⇒ page 57.
Rear fog light
The warning light comes on when the rear fog lights are operating
⇒ page 57.
EPC fault light (petrol engine)
The (Electronic Power Control) warning light comes on for a few
seconds when the ignition is switched on.
There is a system fault in the engine control system if the warning light
does not go out or comes on or flashes while driving. The engine manage-
ment system selects an emergency programme which enables you to
drive to the nearest specialist garage by adopting a gentle style of driving.
The following text will be displayed in the information display*:
ENGINE WORKSHOP! (ENGINE FAULT WORKSHOP!)
Diesel particle filter (diesel engine)
In the diesel particle filter the resulting soot particles are
collected and burnt during the combustion of diesel fuel.
Code 7GG on the vehicle data sticker ⇒fig. 17 indicates that
your vehicle is equipped with a diesel particle filter. The vehicle
data sticker ⇒page 269, fig. 211 is located on the floor of the
luggage compartment and is also stated in the Service schedule.
The soot particles, which result from the combustion of diesel fuel, are
collected in the diesel particle filter . If the filter is full, the engine control
unit gives the injection system a command for an additional injection of
fuel with additive into the cylinders so that an automatic cleaning of the
filter is carried out during suitable operating conditions. The additive is
located in a special reservoir under the spare wheel. A higher temperature
in the entire diesel particle filter is achieved as a result of this and thus self-
ignition and following combustion of soot particles occurs. The regenera-
Fig. 17 Vehicle data
sticker
NKO B5 20.book Page 30 Monday, July 3, 2006 2:09 PM
