How to reset service light on a Peugeot 308 in just 4 simple steps:
STEP 1: press the right button from the instrument cluster and keep pressing until…
STEP 2: …turn the key in the second position (whilst still holding the button), the display will count down from 10 to zero. When it reaches to zero you have to let go
STEP 3: release the button when it reaches to 0
STEP 4: turn off the key
To check if the reset was done properly, turn the key back on and wait to see if the “OIL OK” message appear on display.