Tuesday, 1 October 2019

******** Audi Q7 Quattro (4LB) V6-3.0L DSL Turbo (CATA) Technical DIAGNOSIS AND REPAIR # 231002 Date: 100216


Engine Controls - MIL ON/DTC's P229F/P2201 Set



01 MIL on (DTC P229F and/or P2201 for NOx sensor in ECM)



23 10 02



2022479/3



February 16, 2010.



Supersedes Technical DIAGNOSIS AND REPAIR Group 23 number 10-01 dated February 5, 2010 for reasons listed below.



Affected Vehicles



264



Condition



^ MIL on.



^ DTC P229F or P2201 (NOx Sensor Circuit Range/Performance) stored in ECM.



Technical Background



Software update needed.



Production Solution



New software in the 4L0 907 401 B Control Module (J623) addresses the condition.



Service



Tip: It is not necessary to receive a Repair Authorization to perform this or any other TDI clean diesel TSB.



1. Follow all instructions in the attached TSB 2011732 00 Software Version Management (SVM), operating instructions.



2. Update the ECM using the SVM action code as listed in the table below if necessary.



Warranty



Additional Information



265



All parts and service references provided in this TSB are subject to change and/or removal. Always check with your Parts Department and service



manuals for the latest information.