"?ACTIVE SOUND DESIGN (ASD) INOPERATIVE AFTER PROGRAMMING What's New: ? ISTA/P and ISTA 4 software level that contains the fix added to Correction and Procedure ? F31, F32, F33, F34, F36 vehicles added to Models ? Warranty information updated to include programming fix . After programming with ISTA/P V3.56.1 or ISTA/P V3.60: Active Sound Design (ASD) no longer provides simulated engine sounds. A fault is stored in the Active Sound Design (ASD) module. Fault Code 8053A5 ""ASD; invalid coding data for equalizing"". Invalid ASD coding data in two different versions of ISTA/P."
