2007 Mercedes R-Class Owner's Manual - Page 421
2007 Mercedes R-Class Manual
Page 421 highlights
Practical hints What to do if ... Lamps in instrument cluster General information: If any of the following lamps in the instrument cluster fails to come on during the Possible cause/consequence The yellow ABS indicator lamp comes on while the engine is running. ABS has detected a malfunction and has switched off. The BAS, ESP®, EBP, and 4-ETS are also switched off (see messages in multifunction display). The brake system is still functioning normally but without the ABS available. bulb self-check when switching on the ignition, have the respective bulb checked and replaced if necessary. Suggested solution Continue driving with added caution. Wheels may lock during hard braking, reducing steering capability. Read and observe messages in the multifunction display ( page 433). Problem - Have the system checked at an If the ABS control unit is malfunctioning, authorized Mercedes-Benz Light other systems such as the navigation Truck Center as soon as possible. system* or the automatic transmission may Failure to follow these instructions also be malfunctioning. increases the risk of an accident. The charging voltage has fallen below 10 volts. The ABS has switched off. When the voltage is above this value again, the ABS is operational again and The battery might not be charged sufficiently. the ABS indicator lamp should go out. If the ABS indicator lamp does not go out: Have the generator (alternator) and the battery checked. 420
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