The reset button is located on the bottom right hand side of the Rev counter on the instrument cluster.
Switch ignition on.
Press reset button until “spanner “ symbol flashes.
Keep button depressed until “spanner” symbol stops flashing and remains illuminated.
Indicator shows appropriate service interval.
Release reset button.
Switch ignition off.
Some vehicles are fitted with a ‘SERV’ lamp – this is not a service interval indicator lamp, it is a malfunction indicator lamp (MIL).
The reset button is located under the speedometer on the instrument cluster.
Switch ignition on.
Press reset button until “spanner” symbol flashes.
Keep button depressed until “spanner” symbol stops flashing and remains illuminated.
Indicator shows appropriate service interval.
Release reset button.
Switch ignition off.
Some vehicles are fitted with a ‘SERV’ lamp – this is not a service interval indicator lamp, it is a malfunction indicator lamp (MIL)
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.
The good news is you can do it yourself as i explained to the car owner.
Here is how:
With the ignition off.
Press and Hold the trip meter button,
keep held in and turn ignition to position 1 this is the first click the one before the ignition lights come on
Keep the button pressed in for about 5 seconds until you see “Oil Service” or “Inspection” with “Reset” or “Re” in the display.
(On vehicles with “High” cluster, you will also see the amount of fuel in litres remaining until next service).
Quikly release and Press the button again now hold for a further 5 seconds or until “Reset” or “Re” flashes.
While this display is flashing,quickly release and press the button again to reset the Service Interval.
After the display has shown the new service interval you should see END SIA” for about 2 secs.
Please note this procedure should only be used after you car has been serviced and i would qeustion any company who is unable to reset the
service/oil light either using diagnostic equipment or using this method after they have have serviced a vehicle.
Resetting Oil Service Light on your 2002 – 2006 Cooper and Cooper S Hatchbacks, and 2005 – 2008 Cooper and Cooper S Convertibles:
1) Press and hold the trip button
2) Insert key and turn to position 1
3) Watch for RESET to appear
4) Release the button, then press & hold it again
5) Wait for the RESET to flash
6) Release the button, and then press & release (once only)
7) Service interval should then be reset to next interval
If that didn’t work, try this:
1. Push the Trip Button
2. Turn ignition key to position 1 and 51A will appear to left of mileage
3. Release trip button
4. Wait 3 seconds
5. Push trip button
6. Wait (5-8 seconds) for RST to appear in left corner
7. Release trip button
8. Push trip button
9. 15000 will appear as new service interval
10. Release trip button
Or this:
1. Press and hold the trip odometer button.
2. Insert car key and turn it to the fi rst position (not the second position).
3. You will see 51A come up in the trip odometer area.
4. Release, then press and hold again.
5. Watch for the word “RST” to appear on the Odometer indicator.
6. Release, then press and hold again.
7. Wait for the “RST” message to fl ash.
8. Release, and then press & release (once only).