Affected Component: ELECTRICAL SYSTEM

Date Published
MAR 29, 2018
TSB Document
Some 2013-2017 Fusion Energi, 2012-2017 Focus Electric and 2013-2017 C-MAX Energi vehicles equipped with a TCU built on or before 11-Oct-2017 may exhibit a discharged battery, inoperative remote features via MyFord Mobile app, incomplete user authorization and/or accessory protocol interface module (APIM) DTC U0198 with no modem electronic serial number (ESN) displayed. To correct this condition, perform any open TCU field service actions (FSAs). If U0198 DTC still remains, remove the TCU fuse for 5 minutes then reinstall. Reprogram the TCU using IDS or Ford J2534 Diagnostic Software (FJDS) release 108.05 or higher. An internet connection is required. Calibration files may also be obtained at For claiming, use causal part 14G229 and applicable labor operations in section 10 of the SLTS manual