Saturday, March 12, 2016

Antitheft System - 'Replace Key Battery' Message Displayed

2007 Mercedes Benz S 65 AMG (221.179) V12-6.0L Turbo (275.982)

Vehicle: All Technical Service Bulletins

Antitheft System - 'Replace Key Battery' Message Displayed

Date: April 4, 2013

Order No.: S-B-80.61/61a

Supersedes: S-B-80.61/61, March 2013

Group: 80

Revision a: Updated with notes indicating key information required.

SUBJECT:

All Model Vehicles with Keys that have One Battery

Instrument Cluster Message "Replace Key Battery"

Customer Complaint:

The message "Replace Key Battery" is displayed. Key battery life is perceived by the customer as being too short.

Condition/Background:

Product Technical Support is requesting specific data in order to further evaluate the technical aspects of this complaint.

Action:

Please open a PTSS case and include the following information in the case (scenario 1 & 2 below requires you to open and close the case with no

interaction from DTS):

Note :

If you have Excel, fill out the excel sheet in STAR TekInfo under DTS -> KG Key Battery Test Sheet and attach to case. If you attach the excel sheet to the case, then you do not have to re-enter the information indicated below in the case.

Required Case Information per incoming complaint associated Key:

Key Number       -      Indicate key number (check via SDS)

Key Date Code     -      Date code of the (last 4 digits on barrel)

Brand             -      The brand of the battery (Duracel, Panasonic, etc.)

Tensioned         -      Does service history indicate previously tensioned

contacts?

Enhanced          -      Does service history indicate previously cleaned/enhanced

contacts?

Battery Voltage    -      Measured voltage of battery currently in the key

Optional Case Information:

Driving Frequency-      How many times a day, on average, does the customer

get in and out of their vehicle? Do they get in and out 20 times, 2 times, 8 times?

Ride length        -      What is the average drive length per drive cycle? This is

important because the KG system pings the keys every 5km for 20km - for a total of 5 times per drive cycle max.

Driving habits      -      Where does the customer keep their key when driving?

Parking Habits     -      Where does the customer park their car? Do they lock it?

Do they keep the key in the vehicle overnight?

When creating the case, please use the symptom string > Overall vehicle > Safety and locking system > Locks/locking/Remote closing mechanism >

Discharged battery.

After creating a case, please proceed according to the following applicable scenario:

Scenario 1 - The key battery has never been replaced.

-----------------------------------------------------Page 1-----------------------------------------------------

2007 Mercedes Benz S 65 AMG (221.179) V12-6.0L Turbo (275.982)

Please perform the following actions:

^    Tension the battery contacts (both center and side)

^    Clean the contacts using contact cleaner A 008 989 55 71 (both center and side)

^    Replace the battery with Mercedes-Benz part number A 000 828 03 88

^    Measure voltage of replacement key battery

Scenario 1 case closure - indicate the following per outgoing complaint associated key:

^    Key number

^    Key battery was replaced

^    Brand of replacement battery

^    Contacts tensioned and cleaned

^    Measured voltage of replacement key battery

Note :

Cases submitted without incoming and outgoing key information, per key claimed, will have their corresponding warranty claims denied.

Scenario 2 - Repeat complaint for this particular key number, key battery has been previously replaced and any of the following were not completed

(according to service history):

^    Tension the battery contacts (both center and side)

^    Clean the contacts using contact cleaner A008 989 55 71 (both center and side)

^    Installation of Mercedes-Benz sourced battery (part number A 000 828 03 88)

Please perform the following actions:

^    Replace the battery with Mercedes-Benz part number A 000 828 03 88

^    Tension the battery contacts (both center and side)

^    Clean the contacts using contact cleaner A 008 989 55 71 (both center and side)

^    Measure voltage of replacement key battery

Scenario 2 case closure - indicate the following per outgoing complaint associated key:

^    Key number

^    Key battery was replaced

^    Contacts tensioned and cleaned

^    Brand of replacement battery

^    Measured voltage of replacement battery

Note :

Cases submitted without incoming and outgoing key information, per key claimed, will have their corresponding warranty claims denied.

Scenario 3 - Repeat complaint for this particular key number, key battery has been previously replaced and all of the following were completed

(according to service history):

^    Tension the battery contact

^    Clean the contacts using contact cleaner A008 989 55 71

^    Installation of Mercedes-Benz sourced battery (part number A 000 828 03 88)

-----------------------------------------------------Page 2-----------------------------------------------------

2007 Mercedes Benz S 65 AMG (221.179) V12-6.0L Turbo (275.982)

Please perform the following actions:

^    Open DTS case and follow the instructions received from Dealer Technical Support.

Scenario 3 case closure - indicate the following per outgoing key.

^    Key number

^    Key battery or key was replaced

^    Contacts tensioned and cleaned

^    Brand of replacement battery or brand of battery in replacement key

^    Measured voltage of replacement battery or battery in replacement key

NOTE :

Cases submitted without incoming and outgoing key information, per key claimed, will have their corresponding warranty claims denied.

Parts Information

In Case of Warranty

-----------------------------------------------------Page 3-----------------------------------------------------

2007 Mercedes Benz S 65 AMG (221.179) V12-6.0L Turbo (275.982)

Key Battery Information Form

-----------------------------------------------------Page 4-----------------------------------------------------