A8L Quattro Sedan (4H8) V8-4.2L (CDRA) (2011)
Control Module HVAC: Recalls
Campaign 87C7 - ECM And A/C System Software Updates
RVU - A8 2011 ECM and A/C System Software Update (87C7)
87 10 13
November 8, 2010
This RVU has been released to assure that all vehicles have the latest Engine Control Module and Front and Rear Climate Control Unit software
There are no customer complaints associated with this software update.
This Required Vehicle Update (RVU) is in effect until October 31, 2013. After that date, this RVU will expire and no longer be in effect.
Vehicle must meet all of the following criteria:
^ Procedure is valid only for vehicles that show the 87C7 code in the ElsaWeb Campaign/Action Information screen on the day of repair.
^ Vehicle must be within the Federal Emissions Warranty.
^ Procedure must be performed within the allotted time frame stated in this Technical Service Bulletin.
^ Procedure must be performed on applicable vehicles in dealer inventory prior to sale.
Long engine cranking time before starting.
Condensation buildup on the exterior windshield due to the air conditioning system.
Optimized ECM and climate control software.
1. Follow all instructions in the attached TSB 2011732 00 Software Version Management (SVM), operating instructions.
2. Update the Engine Control Module (J623), the Front Climate Control Unit (J255), and the Rear Climate Control Unit (E265) using the SVM action