2017 Mercedes Benz S 63 AMG Technical Service Bulletin # S-28_00-12 Date: 120926

A/T - 722.96 Transmission Group 28 Damage Code Changes
Date: September 26, 2012
Order No.: S-B-28.00/12
Group: 28
SUBJECT: Transmission 722.96
Design Group 28 Damage Code Changes
Page 11
For better assignment of fault types in warranty processing, damage code 28001 must be used for all complaints on transfer case (e.g. bearing
damage, fault type G5).
Fault type:
^ 47 corroded/oxidized
^ A4 stretched
^ D6 sluggish
^ F4 no power flow
^ G5 noises in complete vehicle speed range
For damage code 28224 helical gear set/spur gear set, the fault type "36 noises" is replaced by "46 howling" (this fault type is to be used, for
example, for gear set howling).
Fault type:
^ 06 broken
^ 46 howling
^ D1 worn
^ D3 worn out