Mercedes Benz Secret / Hidden Menu
Close the driver’s door and turn the ignition to position 1. Display the speed or outside temperature in the instrument cluster. Press the cluster reset button three times. When the service menu appears, use the steering wheel buttons to scroll through the available information. Menu names and controls can vary by model and instrument cluster version
- Turn off ESP
- View battery voltage
- Check engine oil quantity
Tested on
W209
2004 -2009 CLK320 CLK500
C-Class (W203)
2001-2007
C230 C320 C240 C280 C300
W211
2004 – 2009 E-Class (W211)
E320 E350 E500
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