Campaign 23H3 - ECM Update For Various Issues
RVU 23H3 - ECM Software Update, Audi Q7 3.0L TDI clean diesel
23 11 18
2026504/2
June 20, 2011
Supersedes Technical DIAGNOSIS AND REPAIR Group 23 number 11 - 17 dated June 20, 2011 for reasons listed below.
Affected Vehicles
Condition
Criterion 01
Vehicle must meet all of the following criteria:
^ Procedure is valid only for vehicles that show the 23H3 code in the ElsaWeb Campaign/Action Information screen on the day of repair.
^ Vehicle must be within the Limited New Vehicle Warranty.
^ Procedure must be performed within the allotted time frame stated in this Technical DIAGNOSIS AND REPAIR .
^ Procedure must be performed on applicable vehicles in dealer inventory prior to sale.
Technical Background
Criterion 01
ECM Software update to address customer satisfaction issues.
Production Solution
Not applicable.
Service
1. Follow all instructions in the attached TSB 2011732 00 Software Version Management (SVM), operating instructions.
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2. Update the engine control module using the SVM action code as listed in the table above if necessary.
3. After the SVM update, you must manually reset an adaptation factor for the SCR system. To do this, enter the Vehicle Self Diagnosis mode with
the VAS test tool. Under On Board Diagnostics (OBD), select 01 Engine Electronics >> 014 Long Adaptation >> channel 40. After pressing
Keyboard, enter 0064. Confirm and save the selection.
4. Verify that the adaptation factor is successfully reset by checking the value under measured value block 183. This value should read 1.01. If it
does not, attempt the reset again.
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Warranty
Additional Information
All parts and service references provided in this RVU are subject to change and/or removal. Always check with your Parts Department and service
manuals for the latest information.
