Hi, I have a 2004 SLK 320, recently when I am driving I will hear a quick alarm sound and on my instrument cluster, where I normally would see the trip odometer, the numbers disappear and the capitol

Asked by May 29, 2017 at 07:06 PM about the 2004 Mercedes-Benz SLK-Class SLK 320

Question type: Maintenance & Repair


Hi, I have a 2004 SLK 320, recently when I am driving I will hear a quick alarm sound and on my instrument cluster, where I normally would see the trip odometer, the numbers disappear and the capitol letter H: appears. It stays for a bit then goes away. It is unnerving to be driving and suddenly hear this noise. any idea what it is?

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