27.3. Control bulbs


Alarm bulbs

Control lamp of inclusion of driving beam.
Burns at the turned-on driving beam of headlights and at inclusion of a light signal.

Preliminary heating of the diesel engine.

Precautionary bulbs

Control lamp of accumulator charging.

Control lamp of the tightened parking brake or too low level of brake fluid.

Burns at the included ignition if tighten the parking brake and/or level of liquid in hydraulic system of the drive of brakes norms are lower.

If lights up at the released parking brake:

 – to check brake action, without creating dangerous situations for other participants of the movement,
 – if there is no brake action, then to stop the further movement, to ask for the help in an authorized workshop of Mercedes-Benz,
 – if brake action still exists, then it is necessary to reach with care to the nearest masterful Mercedes-Benz,
 – go slowly and providently that in time by means of the remained brake action or by means of the parking brake it is at any time sure to slow down. Avoid movement along roads with a bias.
Control lamp of wear of overlays of brake shoes.

Control lamp of reduction of level of engine oil in an engine case.

Control lamp of reduction of level of cooling liquid.

Control lamp of reduction of level of liquid in a windscreen washer tank.

Control lamp of serviceability of bulbs of external lighting.

There is a malfunction in anti-blocking system (ABS).

There is a malfunction in system of the airbag of safety.

There is a malfunction in system of regulir ки rigidity of shock-absorbers (ASD).

There is a malfunction in the traction control system (ASR).

There is a malfunction in system of the four-wheel drive (4 MATIC).