Mercedes Benz

2010 BMW 335Cic Convertible (E93) L6-3.0L Turbo (N54) Technical Service Bulletin # 612212 Date: 120701 Electrical - 90AH Absorbed Glass Matt Battery Replacement SI B61 22 12 General Electrical Systems July 2012 Technical Service SUBJECT Replacement Procedure for 90AH Absorbed Glass Matt Battery MODEL All SITUATION Since December 2011, the 90AH Absorbed Glass Matt (AGM) battery is no longer available as a replacement part. The replacement battery is now a 92AH AGM battery. ISTA/P (Integrated Service Technical Application, Programming) does not contain a conversion for the 92AH AGM battery. INFORMATION The 92AH AGM battery is now locally sourced through Exide. 2010 BMW 335Cic Convertible (E93) L6-3.0L Turbo (N54) 35 PROCEDURE 1. Install the new 92AH AGM battery as per ISTA Repair Instructions "61 20." 2. Perform the "Register battery change" test plan using ISTA. The test plan can be accessed via the following path: "Activities / Service function / 03 Body / p...