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Service bulletins for the 2018 Ford Focus

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.

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

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Bulletins, newest first
26L022026-09-01. Other. UNKNOWN OR OTHER; ENGINE. Customer Satisfaction Program 26L02 Certain 2014-2021 Model Year Various Vehicles 1.0L Fox Classic Engine Timing Belt and Oil Pump Belt Interval Change
25B512026-06-05. Other. ENGINE. Certain 2021-2024 Model Year Bronco, 2021-2024 Model Year Bronco Sport, 2020-2022 Model Year Corsair and Escape, 2016-2024 Model Year Explorer, 2019-2020 Model Year Fusion, 2016-2018 Model Year Focus RS, 2022-2024 Model Year Maverick, 2016-2019 Model Year MKC and 2019-2024 Model Year Ranger Vehicles Equipped with a 2.0L or 2.3L Engine and Engine Block Heater System Block Heater Replacement
25H05 S12026-04-30. Other. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. Harvest Program 25H05 – Supplement #1 Certain 2011-2021 Model Year Vehicles Software Verification Harvest Program
25E052026-04-07. Other. ENGINE; POWER TRAIN. Certain 2015 - 2018 Model Year Focus Vehicles with 1.0L Engine Canister Purge Valve (CPV) Replacement (if required) and Powertrain Control Module (PCM) Reprogramming Submitting Owner Letter
25N172026-03-27. Other. LANE DEPARTURE: BLIND SPOT DETECTION; BACK OVER PREVENTION: WARNINGS; BACK OVER PREVENTION: REARVIEW SYSTEM BRAKING; UNKNOWN OR OTHER. Advance Notice – Customer Satisfaction Program 25N17 Certain 2015-2025 Model Year Multiple Vehicle Lines Rear View Camera Replacement If Required After Dealer Evaluation
SSM 546012026-02-27. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY; UNKNOWN OR OTHER. Ford and Lincoln vehicles equipped with wired keyless entry keypad systems and accessory wireless keyless entry keypad systems may or may not come with a wallet card containing the master code. Unlike the integrated wired keypad, the accessory wireless keypad master code cannot be retrieved from the vehicle using a diagnostic scan tool or from the label printed on the body control module (BCM). The Factory Keyless Entry Code application within the diagnostic scan tool will not provide an applicable master code for the accessory wireless keypad. If the wallet card for an accessory keypad is not available, the "Wireless RF Keypad Diagnosis Guide" can be referenced and provides direction on how to retrieve the master code. This guide is located under the Workshop Manual tab > Accessories > Installation > Wireless RF Keypad Diagnosis Guide > PPT C > Step C2.<br /><br /> Note: The only available keypad for some vehicles from the assembly plant is the accessory wireless keyless entry keypad. The integrated wired keypad cannot be installed on vehicles not equipped from the factory with a wired keyless entry k
25E052026-01-06. Emissions. ENGINE; POWER TRAIN. Certain 2015 - 2018 Model Year Focus Vehicles with 1.0L Engine Canister Purge Valve (CPV) Replacement (if required) and Powertrain Control Module (PCM) Reprogramming
25H052025-12-03. Other. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This is a proactive investigation program by Ford Motor Company to inspect a limited number of affected vehicles that are customer-owned. Ford is voluntarily conducting this program to evaluate the software currently installed on one or more electronic modules in the affected vehicles.
TSB 25-25702025-12-01. Service bulletin. ELECTRICAL SYSTEM. This article supersedes TSB 24-2165 to update the TSB Service Procedure. Some vehicles listed in the Model statement above may exhibit various SYNC performance related concerns including but not limited to: Display operation concerns Navigation inoperative Voice recognition concerns Phone connection issues Dropped phone connections Applink related performance Travel Link not present or showing incorrect traffic Slow system response NOTE: Ford has found some of the APIMs replaced and returned for inspection contained an outdated software level and the APIM did not require replacement. The customer concern may have been resolved by updating the APIM with latest level of software. The SYNC 3 universal thumb drive will be able to update the APIM software without the use of a scan tool and does not require the process to be monitored. Ford will be monitoring APIM replacements to confirm TSB directed software updates have been performed.
SSM 543662025-11-19. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Some 2015-2021 Ford and Lincoln vehicles may exhibit an illuminated MIL with diagnostic trouble codes (DTCs) P0011, P0012, P0014, P0015, P0016, P0017, P0018, P0019, P0021, P0022, P0024 and/or P0025. Pinpoint test HK in the Powertrain Control and Emissions Diagnosis (PC/ED) or in Section 303-14 of the Workshop Manual (WSM) has been updated to address this concern.
24N072025-01-03. Other. UNKNOWN OR OTHER. Certain 2012 – 2018 Model Year Focus Vehicle Line One-Time Canister Purge Valve Replacement
SSM 530402024-10-16. Service bulletin. UNKNOWN OR OTHER. While performing a transmission repair on some 2012-2024 Ford and Lincoln vehicles, a transmission seal kit may be on backorder due to supply chain interruptions. While performing a transmission repair on some 2012-2024 Ford and Lincoln vehicles, a transmission seal kit may be on backorder due to supply chain interruptions.
TSB 24-21652024-06-06. Service bulletin. UNKNOWN OR OTHER. This article supersedes TSB 21-2175 to update the TSB Service Procedure. Some 2016 MKS, 2016-2017 Navigator, 2016-2018 F-150/Focus/C-MAX/Edge/Fiesta/MKX/Transit Connect/Mustang, 2017-2018 Continental/Fusion/MKZ, 2017-2019 Explorer, 2016-2019 Escape/MKC/Flex/MKT/Taurus/Transit/Expedition/F-Super Duty, and 2018-2019 EcoSport vehicles equipped with SYNC 3 may experience various SYNC performance related concerns. related concerns including but not limited to: Display operation concerns Navigation inoperative Voice recognition concerns Phone connection issues Dropped phone connections Applink related performance Travel Link not present or showing incorrect traffic Slow system response This may be due to the SYNC software. To correct the condition, follow the Service Procedure to update the accessory protocol interface module (APIM) software. NOTE: Ford has found some of the APIMs replaced and returned for inspection contained an outdated software level and the APIM did not require replacement. The customer concern may have been resolved by updating the APIM with latest level of software.
SSM 524762024-05-03. Service bulletin. EQUIPMENT. All accessory stick-on keyless entry keypads come with a wallet card containing the master code. If the accessory keypad was factory installed, this card will be placed in the glove box and should be handed to the vehicles owner during initial delivery. Unlike the integrated (wired) factory keypad, the accessory keypad master code cannot be retrieved from the vehicle using a diagnostic scan tool. If the wallet card for an accessory keypad is lost, follow these steps to recover the code. Dealer Key Code access is granted through the Dealer Program Enrollment System (DPES); dealership management can authorize users. The authorized user must go to FMCDealer.com > Parts and Service > Parts Product Line Information > Keys/Entry Devices > Aftermarket Keyless Entry Keypad Code Access. Follow the instructions on the screen to obtain the master code for the accessory keypad.
SSM 523352024-03-20. Service bulletin. ENGINE AND ENGINE COOLING. For 2015-2024 Ford and Lincoln vehicles equipped with turbocharged engines and customer concern of an engine oil leak, refer to Workshop Manual (WSM), Section 303-00 for oil leak inspection and testing methods. Ford has evaluated turbochargers replaced for oil leak symptoms and although oil may collect on the external surface of a turbocharger, it is extremely rare for a turbocharger assembly to be the root cause of the oil leak. Careful inspection of the turbocharger oil feed and drain tubes should be performed along with the recommended WSM procedures as needed. Warranty claims for turbocharger replacement going forward will be assessed.
SAN-Vol1 I12023-08-16. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. The Service Awareness Newsletter is an informal communication that contains information that may not be presently available in a TSB, SSM, GSB, or other electronic communication. This article includes information on warranty, technical service tips and other service information.
SSM 515362023-05-04. Service bulletin. STRUCTURE. For 2000-2024 Ford and Lincoln vehicles, swapping a module from a vehicle for diagnosis purposes is likely to cause errors and is not recommended. It is also not recommended to order a replacement module using a vehicle identification number (VIN) from a different vehicle. Most modules on these affected vehicles are VIN/vehicle specific and hardware variations between modules do exist. Swapping a module from a vehicle or ordering a module using a different vehicle/VIN can cause ineffective repairs and additional vehicle down time. Make sure all appropriate Workshop Manual (WSM) procedures are followed when diagnosing the condition prior to all module replacements and only order modules using the correct VIN.
21B09 S22023-05-02. Service bulletin. ELECTRICAL SYSTEM. Certain 2014-2020 Model Year Multiple Vehicle Lines 3G Telematics Control Unit to 4G Upgrade Kit REASON FOR THIS SUPPLEMENT Program Terms & Urgency / Expiration Date: Program extension until July 31, 2023. Service Action: o IDS level 128 or higher is now required to address various programming issues encountered. o C-MAX Energi vehicles are now serviceable with new software and hardware. Labor Allowances: C-MAX labor has been updated. Parts Requirements / Ordering Information: o The C-MAX 4G Upgrade Kit is now orderable at this time with a new part number. o MKX Rear seat backrest nut claim quantity updated. Technical Information updates: o Ensure IDS level 128 or higher is used. o Toggling Valet Mode is no longer required. o C-MAX Energi instructions are now available. Owner Notification: Non-repaired vehicle owners will be mailed the week of April 17, 2023. Pickup and Delivery: Added Customer Acknowledgement Form - Review form contents with customer prior to kit ordering and obtain customer signature prior to installation for Focus BEV, C-MAX, and Fusion Energi vehicles.
TSB 22-23092022-08-23. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT. Some 2013-2017 C-MAX Energi, 2013-2018 Focus battery electric vehicle (BEV), 2013-2020 Fusion plug-in hybrid electric vehicle (PHEV), 2015-2017 MKZ/MKZ Hybrid/MKC, 2016-2017 MKX and 2017 Continental vehicles equipped with 8 inch or larger center display screen may be unable to complete modem authorization after 3G to 4G modem upgrade was performed. No Authorization Pop-up will be displayed on the center display screen during the Authorization process. The vehicle may also not have proper functionality of remote app features such as remote start, return odometer, fuel information, or vehicle location incorrect in the app. This may be due to the SYNC software. To correct the condition, follow the Service Procedure to toggle Valet Mode.
SSM 509752022-08-02. Service bulletin. ELECTRICAL SYSTEM. Some 2017-2022 Ford/Lincoln customers may experience a notification in the FordPass®/LincolnWay® app indicating Vehicle Has Entered Deep Sleep Mode. This occurs when the vehicle has not been started for 14 consecutive days, battery voltage is at/below 9.5 volts or the body control module (BCM) 12 volt battery state of charge (SOC) drops below 50%. A warning may also set if the telematic control unit (TCU) has received an over the air update. The TCU powers down all communication when in this mode and app features are disabled. Manually start the vehicle to wake if from mode. More information is located in the app under: Account > Help > search 'Deep Sleep' in the entry box. If the condition remains, check the BCM 12v SOC. If the SOC does not change after charging the battery or after BMS reset is performed, continue with normal battery and/or BMS sensor diagnostics.
TSB 22-22302022-06-27. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:HYBRID MANAGEMENT:POWER CONTROL UNIT/MODULE (HPCU):SOFTWARE; UNKNOWN OR OTHER. Some 2013-2017 C-MAX Energi, 2013-2018 Focus battery electric vehicle (BEV), 2013-2020 Fusion plug-in hybrid electric vehicle (PHEV), 2015-2017 MKZ/MKZ Hybrid/MKC, 2016-2017 MKX and 2017 Continental vehicles equipped with SYNC screens 8 inch or larger may be unable to complete modem authorization after 3G to 4G modem upgrade was performed. No Authorization Popup will be displayed on SYNC infotainment screen during the Authorization process. The vehicle may also not have proper functionality of remote app features such as remote start, and return odometer and fuel information to the app. This may be due to the SYNC software. To correct the condition, follow the Service Procedure to toggle Valet Mode.
TSB 22-21622022-05-12. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Some 2014-2017 C-MAX Energi, 2014-2020 Fusion plug-in hybrid electric vehicle (PHEV), 2015-2017 MKZ/MKZ Hybrid/MKC, 2016-2017 MKX, 2016-2018 Focus battery electric vehicle (BEV) and 2017 Continental vehicles equipped with SYNC screens 8 inch or larger may be unable to complete modem authorization after 3G to 4G modem upgrade was performed. No Authorization Popup displayed on SYNC infotainment screen during the Authorization process. This may be due to the Sync Software. To correct the condition, follow the Service Procedure to toggle Valet Mode.
TSB 22-21042022-03-22. Service bulletin. EQUIPMENT:MECHANICAL; SEATS; EQUIPMENT. This article supersedes TSB 21-2236 to update the models and year affected. Some 2013-2018 C-Max, 2013-2020 Fusion/MKZ, 2013-2022 Escape, 2015-2018 Focus, 2015-2019 MKC, 2015-2022 Edge/F150/Mustang, 2016-2018 MKX, 2016-2019 Explorer, 2017-2022 F-Super Duty, 2018-2022 EcoSport/Expedition, 2019-2022 Ranger/Nautilus, 2021-2022 Bronco/Bronco Sport/Mustang Mach-E, 2022 Maverick vehicles may experience seat pan looseness, lateral movement, or a clunk/thump noise on turns. This may be due to the seat pan track. To correct the condition, follow the Service Procedure steps to install a reinforcement.
SSM 505022022-02-23. Service bulletin. SEATS. Some 2017-2018 Focus/MKX/C-MAX, 2017-2019 MKC/Taurus/Flex/MKT, 2017-2020 Fusion/MKZ/Continental, 2017-2022 Mustang/Edge/Explorer/Police Interceptor Utility/Escape/F-150/F-Super Duty, 2018-2022 Expedition/Navigator, 2019-2022 Ranger/Nautilus, 2020-2022 Corsair/Aviator, and 2021-2022 Mustang Mach-E vehicles may exhibit a noisy, incorrectly operating, and/or inoperative seat motor. This may be due to a damaged or inoperative seat track motor. A lower level service part has been released to correct noisy, incorrect operation/inoperative seat track motors.
SSM 503752021-12-27. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM:SOFTWARE. Some 2016-2021 Ford and Lincoln vehicles equipped with SYNC 3 may exhibit a condition where the navigation voice prompts are inoperative after a SYNC map update. This may be due to an incomplete installation of the SYNC map software. If possible, using the original USB that installed the update, reperform the update and verify the navigation voice prompts have returned. Multiple reboots are expected when this update is being performed. Verify the Installation Is Complete message displays in the touch screen. If the original USB is not available, go to website https://syncnavigation.com/ford/home or https://syncnavigation.com/lincoln/home to download the files once more for the affected vehicle. For further map update support, reference the FAQ section on these websites.

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