"ACSM AND ICM WARNING LAMPS ILLUMINATED This Service Information bulletin supersedes SI B61 15 13 dated October 2013. Various warning lamps and check control messages relating to the ACSM and ICM systems are illuminated. Many ""No Message"" faults are stored for various control modules. The ACSM and ICM modules may also not be responding to a vehicle test in ISTA. Ground point Z10*10B is loose."