Mercedes Benz Truck R 320 BLUETEC Technical 2012070004 Date: 120801
Campaign - Selective Catalytic Reduction Contl. Module Update
Campaign No. 2012070004, August 2012
TO: ALL MERCEDES-BENZ CENTERS
SUBJECT: Models 164, X164, 212, 251, Model Years 2009 - 2011
Update Selective Catalytic Reduction (SCR) Control Module Software
This Service Campaign has been initiated because Daimler AG (DAG), the manufacturer of Mercedes-Benz vehicles, has determined that the SCR
Control Module Software may not meet current specifications in the subject vehicles. Dealers will update the SCR Control Module Software at the
next workshop visit.
Prior to performing this Service Campaign:
^ Please check VMI to determine if the vehicle is involved in the Campaign and if it has been previously repaired.
^ Please review the entire Service Campaign bulletin and follow the repair procedure exactly as described.
Please note that Recall and Service Campaigns do not expire and may also be performed on a vehicle with a vehicle status indicator.
Mercedes Benz Truck R 320 BLUETEC
Page 48
Approximately 21,046 vehicles are affected.
Procedure
Note:
^ Use DAS/Xentry 05-06/12 or higher.
^ Follow the steps exactly as described in DAS/Xentry.
^ Connect battery charger
1. Connect Star Diagnosis to vehicle.
2. Update software for SCR control module:
Control units/Drive/SCR Selective Catalytic Reduction/ Control Unit Adaptations/Control unit programming.
Note:
^ Perform service work on other vehicles while the software for the control module is being updated.
^ MB object number for software after software update: 0004482254, 6429026501, 6429033504; version (internal): V23 (MB object
number for software and version number may vary by model and/or model year).
^ This service campaign software update addresses fault codes 203C11, 20BA1A (The AdBlue fill level sensor has a short circuit to ground,
output for heating element of AdBlue pressure line has a malfunction.).
Note:
^ The following allowable labor operation should be used when submitting a warranty claim for this repair:
Warranty Information
Campaign - Selective Catalytic Reduction Contl. Module Update
Campaign No. 2012070004, August 2012
TO: ALL MERCEDES-BENZ CENTERS
SUBJECT: Models 164, X164, 212, 251, Model Years 2009 - 2011
Update Selective Catalytic Reduction (SCR) Control Module Software
This Service Campaign has been initiated because Daimler AG (DAG), the manufacturer of Mercedes-Benz vehicles, has determined that the SCR
Control Module Software may not meet current specifications in the subject vehicles. Dealers will update the SCR Control Module Software at the
next workshop visit.
Prior to performing this Service Campaign:
^ Please check VMI to determine if the vehicle is involved in the Campaign and if it has been previously repaired.
^ Please review the entire Service Campaign bulletin and follow the repair procedure exactly as described.
Please note that Recall and Service Campaigns do not expire and may also be performed on a vehicle with a vehicle status indicator.
Mercedes Benz Truck R 320 BLUETEC
Page 48
Approximately 21,046 vehicles are affected.
Procedure
Note:
^ Use DAS/Xentry 05-06/12 or higher.
^ Follow the steps exactly as described in DAS/Xentry.
^ Connect battery charger
1. Connect Star Diagnosis to vehicle.
2. Update software for SCR control module:
Control units/Drive/SCR Selective Catalytic Reduction/ Control Unit Adaptations/Control unit programming.
Note:
^ Perform service work on other vehicles while the software for the control module is being updated.
^ MB object number for software after software update: 0004482254, 6429026501, 6429033504; version (internal): V23 (MB object
number for software and version number may vary by model and/or model year).
^ This service campaign software update addresses fault codes 203C11, 20BA1A (The AdBlue fill level sensor has a short circuit to ground,
output for heating element of AdBlue pressure line has a malfunction.).
Note:
^ The following allowable labor operation should be used when submitting a warranty claim for this repair:
Warranty Information
