With the ignition key off, press and hold the trip button
while doing this, turn the ignition key to the on position
The driver’s instrument panel screen will now read “service reset.”
Now press the silver knurled knob on the right side of the steering wheel controls, this will confirm the operation.
Press and hold the odometer reset button
Turn the ignition key to position 2
After 30 seconds release the odometer reset button
Turn ignition off
You may notice the display flashing or counting down.
When a service is needed based on the car’s mileage or time since the last service, the display screen on a Mercedes C230 will notify you. The display screen is located within the speedometer on the instrument panel. Mercedes mechanics will reset the Service B notification light after the service is performed. If you performed the service, you need to reset the light yourself. Service B includes an oil and filter change, a tire rotation and other maintenance checks.
Instructions
1. Insert the key into the ignition and turn it until the battery comes or the engine turns on.
2. Locate the left and right arrow buttons on the left side of your steering wheel. Press either button until the mileage is displayed on the instrument panel display screen.
3. Press the up or down button until the service symbol appears on the screen.
4. Locate the trip odometer reset button to the left of the instrument panel. Hold the reset button for a few seconds until the screen displays the message, “Do you want to reset the service interval? Confirm with the R-button.” Release the button once the phrase appears.
5. Press the reset button to reset the Service B notification.
1997-1999
Manual Reset:
Turn key in steering lock to position 2.
Within 4 seconds press button (1) left of speedometer twice.
The present status for days or distance displays, within 10 seconds turn key in steering lock to position O.
Press and hold button (1), while turning key in steering lock to position 2 again. The present status for days or distance displays once more.
Continue to hold button (1) for approximately 10 seconds until a signal sounds and the display shows 10 000 mils or 15 000km. Release button (1).
2000-2002
Manual Reset:
Switch ignition on and immediately press knob to left of speedometer twice within 4 seconds.
Present status for days or distance is now displayed. Within 10 seconds, turn key in steering wheel lock to position 0.
Press and hold button to the left of speedometer, while turning key in steering lock to position 2 again. The present status for days or distance is displayed again. Continue to hold button until you hear a signal (approximately 10 seconds).
Release button.
Service interval displays the reset interval.
2003
Turn on the ignition (standard display of the control system appears).
Press button (UP arrow) or (DOWN arrow) on the multifunction steering wheel until the FSS indicator with (Single Wrench) or (Double Wrench) and the service deadline appears in the multifunction display.
Press the reset knob for about 4 seconds. This message appears in the tachometer: “DO YOU WANT TO RESET SERVICE INTERVAL? CONFIRM BY USING RESET BUTTON”.
To confirm hold down the reset button until you hear a signal. The service indicator now displays the reset interval.
2004
Turn on the ignition (standard display of the control system appears).
Press button (UP arrow) or (DOWN arrow) on the multifunction steering wheel until the FSS indicator with (Single Wrench) or (Double Wrench) and the service deadline appears in the multifunction display.
Press the reset knob for about 4 seconds. This message appears in the tachometer: “SERVICE INTERVAL…RESET: R-BUTTON 3 SEC.”
To confirm hold down the reset button until you hear a signal. The service indicator now displays the reset interval.
1997-1999
*Diagnostic Reset Tool Required
Turn key in steering lock to position 2.
Within 4 seconds press button (1) left of speedometer twice.
The present status for days or distance displays, within 10 seconds turn key in steering lock to position 0.
Press and hold button (1), while turning key in steering lock to position 2 again. The present status for days or distance displays once more.
Continue to hold button (1) for approximately 10 seconds until a signal sounds and the display shows 10 000 mils or 15 000km. Release button (1).
2000-2004
Turn on the ignition (standard display of the control system appears).
Press button (UP arrow) or (DOWN arrow) on the multifunction steering wheel until the FSS indicator with (Single Wrench) or (Double Wrench) and the service deadline appears in the multifunction display.
Press the reset knob to the right in the instrument cluster for about 2 seconds. This message appears in the multifunction display: “SERVICE INTERVAL? RESET WITH R BUTTON”.
To confirm hold down the reset button until you hear a signal. The service indicator now displays the reset interval.