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Service bulletins for the 2014 Ford C-max

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

111 on file from NHTSA, as of 2026-10-19.

About U0198 on the 2014 Ford C-max: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: U0198 are shown. Show all

Bulletins, newest first
SSM 474282018-09-10. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. Some 2013-2018 Fusion Energi, 2012-2018 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 110.03 or higher. An internet connection is required. Calibration files may also be obtained at www.motorcraftservice.com. For claiming, use causal part 14G229 and applicable labor operations in section 10 of the SLTS manual
SSM 471982018-05-21. Service bulletin. ELECTRICAL SYSTEM. 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 www.motorcraftservice.com. For claiming, use causal part 14G229 and applicable labor operations in section 10 of the SLTS manual
SSM 471612018-05-21. Service bulletin. ELECTRICAL SYSTEM. Some 2012-2017 Focus BEV, 2013-2016 Fusion Energi And 2013-2017 CMAX Energi vehicles equipped with a Telematics Control Unit (TCU) may exhibit inoperative remote features via My Ford Mobile app, discharged battery, incomplete user authorization and/or diagnostic trouble code (DTC) U0198 with no modem electronic serial number (ESN) displayed. To correct this condition, perform any open TCU field service actions (FSAs). If DTC U0198 remains, remove the TCU fuse for 5 minutes then reinstall prior to programming. Perform IDS Network Test and reprogram the TCU using Integrated Diagnostic System (IDS) release 108.05 or higher. An internet connection is required. Calibration files may also be obtained at www.motorcraftservice.com. For claiming, use causal part 14G229 and applicable labor operations in section 10 of the SLTS manual.
SSM 465342017-08-01. Service bulletin. ELECTRICAL SYSTEM. Some 2013-2017 Fusion Hybrid Energi built on or before 24-Mar-2017, 2012-2016 Focus Electric and 2013-2016 C-MAX Energi and equipped with a TCU may exhibit inoperative remote features via MyFord Mobile app, discharged battery, incomplete user authorization and/or accessory protocol interface module (APIM) DTC U0198 with no modem electronic serial number (ESN) displayed. To correct, perform any open TCU field service actions (FSAs). If U0198 DTC remains, remove the TCU fuse for 5 minutes then reinstall prior to programming. Reprogram the TCU using Integrated Diagnostic System (IDS) release 104.05 or higher. An internet connection is required. Calibration files may also be obtained at www.motorcraftservice.com. For claiming, use causal part 14G229 and applicable labor operations in section 10 of the SLTS manual.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.