Mercedes-benz 2013 C Class Coupe User Manual download pdf (Page 290)

Engine

Problem Possible causes/consequences and M Solutions

;

The yellow engine diag-

nostics warning lamp

lights up while the

engine is running.

There may be a fault, for example:

in the engine management

in the fuel injection system

in the exhaust system

in the ignition system (for vehicles with petrol engines)

in the fuel system

The emission limit values may be exceeded and the engine may

be running in emergency mode.

Have the vehicle checked as soon as possible at a qualified

specialist workshop.

Vehicles with a diesel engine: the fuel tank has been run dry

(Y page 168).

Start the engine three to four times after refuelling.

If the yellow engine diagnostics warning lamp goes out, emer-

gency running mode is cancelled. The vehicle need not be

checked.

The yellow reserve fuel

warning lamp lights up

while the engine is run-

ning.

The fuel level has dropped into the reserve range.

Operation of the auxiliary heating is deactivated if the fuel level

drops into the reserve range.

Refuel at the nearest filling station.

The red coolant warn-

ing lamp lights up while

the engine is running

and the coolant tem-

perature gauge is at the

start of the scale.

The temperature sensor for the coolant temperature gauge is

faulty.

The coolant temperature is no longer being monitored. There is a

risk of engine damage if the coolant temperature is too high.

Stop the vehicle immediately, paying attention to road and traf-

fic conditions, and switch off the engine. Do not continue driving

under any circumstances.

Secure the vehicle against rolling away (Y page 169).

Consult a qualified specialist workshop.

288

Warning and indicator lamps in the instrument cluster

On-board computer and displays

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Mercedes-benz 2013 C Class Coupe User Manual Page 290

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Mercedes-benz 2013 C Class Coupe User Manual Page 290

Comments to this Manuals

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