mercedesbenz Workshop Repair Guides

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All Technical Service Bulletins for Keyless Entry Transmitter Battery: > < Electrical - Electrostatic Discharge Damage Prevention
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Keyless Entry Transmitter Battery: Customer Interest
Keyless Entry - Various Malfunctions

Date: January 5, 2009

Order No.: S-B-80.00/53

Supersedes:

Group: 80

SUBJECT:

MY- All, Models All

Replace Battery in Transmitter Key

In the event of complaints about the function of the vehicle key, first check for and remove any soil or grease from the battery or battery contacts using
the lint-free cloth and alcohol.

NOTE:  

To ensure faultless contact, do not touch the batteries on their contact sides.

All Technical Service Bulletins for Keyless Entry Transmitter Battery: > < Electrical - Electrostatic Discharge Damage Prevention