Mercedes-benz E-Cabriolet 2015 User Manual download pdf (Page 278)

Engine

Problem

Possible causes/consequences and MM Solutions

;

The yellow Check

Engine warning lamp

lights up while the

engine is running.

There may be a malfunction, for example:

in the engine management

in the fuel injection system

in the exhaust system

in the ignition system

in the fuel system

The emission limit values may be exceeded and the engine may be

in emergency mode.

Have the vehicle checked as soon as possible at a qualified

specialist workshop.

In some states, you must immediately visit a qualified special-

ist workshop as soon as the yellow Check Engine warning lamp

lights up. This is due to the legal requirements in effect in these

states. If in doubt, check whether such legal regulations apply in

the state in which you are currently driving.

The yellow reserve fuel

warning lamp lights up

while the engine is run-

ning.

The fuel level has dropped into the reserve range.

Refuel at the nearest gas station.

The yellow reserve fuel

warning lamp flashes

while the vehicle is in

motion.

In addition, the ;

Check Engine warning

lamp may light up.

The fuel system pressure is too low. The fuel filler cap is not closed

correctly or the fuel system is leaking.

Check that the fuel filler cap is correctly closed.

If the fuel filler cap is not correctly closed: close the fuel filler

cap.

If the fuel filler cap is closed: visit a qualified specialist work-

shop.

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 gage is defec-

tive.

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

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

Pull over and stop the vehicle safely and switch off the engine,

paying attention to road and traffic conditions. Do not continue

driving under any circumstances.

Secure the vehicle against rolling away (Y page 178).

Consult a qualified specialist workshop.

276

Warning and indicator lamps in the instrument cluster

On-board computer and displays

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Mercedes-benz E-Cabriolet 2015 User Manual Page 278

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