B1e9e2a — Mercedesbenz

: Sometimes careful cleaning with electronic contact cleaner or compressed air can resolve the "sticking" if caused by spilled liquids or dust. Other Related Codes

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If you provide more details, I'd be happy to assist you in creating a relevant and informative blog post. : Sometimes careful cleaning with electronic contact cleaner

The EIS is the module located behind the key slot. It reads the key and sends the "start" signal to the engine computer. These can fail due to age, moisture, or electrical shorts. mercedesbenz b1e9e2a

When this code is present, you may notice the following behavior in your Mercedes-Benz: