Occasionally, a W621 is lit up at the top right corner of the digital speedometer number (0), at start-up. It's only on for a moment!
Mar 5, 2019 at 3:51 AM
Repair Safety Notice:
This information is for general instructional purposes only. Vehicle repair can be dangerous.
Verify all information, follow manufacturer service procedures, use proper tools and safety equipment,
and consult a qualified repair shop when needed.
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SCGRANTURISMO
CAR REPAIR CONTRIBUTOR
4,897 POSTS
Hello,
This is a normal occurrence for your vehicles dashboard to display funny things at bulb check. I have included some information about this in the diagrams below. I hope this helps and please don't be afraid to ask more questions if the need arises.