2004 Mercedes ML-Class Owner's Manual - Page 251

Practical hints What to do if ... Problem Possible cause The yellow 4-ETS/ESP warning lamp comes on steady while driving. The ESP is deactivated. Risk of accident! Suggested solution Switch the ESP back on ( page 82). v If the ESP cannot be switched back on, Adapt your speed and driving to the prevail- have the system checked at an authorized Mercedes-Benz Light Truck Center ing road and weather conditions. as soon as possible. The ESP or 4-ETS has come into operation because of detected traction loss in at least one tire. During take-off, apply as little throttle as possible. While driving, ease up on the accelerator. Adapt your speed and driving to the prevailing road and weather conditions. Do not deactivate the ESP. Exceptions: ( page 81). Failure to follow these instructions increases the risk of accidents. v The yellow 4-ETS/ESP warning lamp flashes while driving. 251