A4 Quattro Cabriolet V6-3.0L (BGN) (2005)
Battery: All Technical Service Bulletins
Electrical - Battery Testing/Charging Information
27 Battery testing and charging
27 10 02
2017580/8
February 26, 2010.
Supersedes Technical Service Bulletin Group 27 number 10-01 dated February 16, 2010 for reasons listed below.
Affected Vehicles
Condition
Battery testing and charging must take place directly at the battery for vehicles that meet all of the following four conditions:
^ Batteries are located in the trunk area.
^ Jumper posts are located in the engine compartment.
^ Vehicle does not have a battery energy manager (BEM).
^ Vehicle may or may not have a battery monitoring control module, J367 (BDM).
Technical Background
Inaccurate test results will occur if the testing and/or charging takes place at the jumper posts in the engine compartment. This is due to the added
resistance in the system between the battery and jumper posts.
Production Solution
Not applicable.
Service