Mercedes GL Class Service A B Reset Procedure:
2014-2015
- Close all doors hood and trunk lid and turn the ignition to position I (ACC)
- Use the UP and/or DOWN buttons to scroll through the information center to display the mileage/kilometer counter
- Press the FORWARD and/or BACK buttons repeatedly until the menu item Trip with highlighter is shown
- Press and hold the accept/end PHONE button within 5 seconds of showing the Trip screen and within 1 second also press and hold the OK button
- Hold both buttons for about 5 seconds until the Workshop menu is displayed
- Use the UP and/or DOWN buttons to highlight Assyst Plus and press OK
- Use the UP and/or DOWN buttons to highlight Full Service or Due Services and press OK
- Use the UP and/or DOWN buttons to highlight Confirm Serv or Complete Service and press OK
*NOTE: Some models will not have steps 9-11 in which case skip to step 12 - Use the UP and/or DOWN buttons to select the specification of oil used for service and then press OK
- Use the UP and/or DOWN buttons to highlight Yes and press OK
- Use the UP and/or DOWN buttons to highlight Confirmation and press OK
- Once Full Service Carried Out appears in the display press OK and then BACK button repeatedly to return to standard screen
2007-2013
- Close all doors, hood, and trunk lid and turn the ignition to position II (ON)
- Scroll through the display menus to show the “Customer Screen” (with service code/ temperature)
- Press and hold the RESET button located on the left side of the instrument cluster for 5 seconds or until the “Service Menu” appears
- Use the “+” and “-” buttons to scroll through the menu options to highlight “Confirmation”
- Press the PAGE button to select the highlighted option
- Highlight the “Confirm” option and press the PAGE button again to select the option
*You can confirm or cancel all maintenance items, or cancel individual items - Let the display return to the “Customer Screen” and then turn the ignition switch to position 0 (OFF)
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