C 320 CL (203.764) V6-3.2L (112.946) (2004)
Air Bag Control Module: All Technical Service Bulletins
Restraints - SRS Lamp ON/Code 90A06 Stored
Date: August 2007
Order No.: P-B-91.60/139
Group: 91
SUBJECT:
MODEL 203
SRS warning lamp comes on and fault code 90A6 stored in restraint systems control Module (N2/7)
Failed communication between restraint system control module (N2/7) and passenger seat occupied and child seat recognition sensor (B48) may
cause fault code 90A6 to occur during system self-test.
Note:
Seat occupied recognition mats with the following part number are affected:
^& A 203 870 37 10
^
A 203 870 38 10
^
A 203 870 39 10
Do not remove/install/replace any parts. If further fault codes are stored, first process these faults and then flash the restraint systems control
module (N2/7) with DAS releases as of 03/2007:
1.
Connect SDS
2.
Select Main Groups/Control units/Body/AB - Airbag/Control unit adaptations/Read code and change if necessary/Test of seat mat components:
follow instructions in DAS.
Note:
^
As of DAS 03/2007, the software has been revised and the restraint systems control module detects the installed seat occupied recognition
mat.
^
The part number of the seat occupied recognition mat cannot be read out via DAS.
In Case Of Warranty, use the table.