This is how you reset service light on a Mercedes-Benz A-Class W169 (2004 – 2012).
HERE you can find Cool Products for Mercedes-Benz A-Class W168 at the Best Price: https://bit.ly/3sndkzL
STEP 1: turn the key in the second position
STEP 2: press quickly 3 times on the left buton on the cluster (you should see the “UB” on display)
STEP 3: go to “SERVICE DATA” pressing one of the arrow buttons on the steering wheel
STEP 4: go to “Confirmation” using “+” or “-“ buttons on the right side of the steering wheel
STEP 5: press the left button (menu button) on the steering wheel to select “Confirmation”
STEP 6: select “Full service” from the display menu pressing the left button (menu button) on the steering wheel
Wait until “Service confirmed” message appears on display.
HERE you can find LED Indicator Lights and Brake Turn Signal Lights for you car: https://bit.ly/3c4nJIq
HERE you can find All-Included Pre-Built Bundles HELIOS is 100% plug and play on almost every car: https://bit.ly/2X27W8H
Get the best car wax sprays, ceramic coatings and DIY car detailing products – manufactured in the USA, at a fraction of the price: https://bit.ly/3ecVWHg
Everyone at Wurzel Performance prides themselves in the quality of the products and services they provide: https://bit.ly/2TBLIZ2
See also these VIDEO TUTORIALS for Mercedes-Benz: