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2023 Fisker Ocean

Owner reports · Recalls · Investigations

When problems were reported

Mileage at the reported incident

Limited mileage data: 72 of 883 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Electrical System. Review the 380 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes. Review the 302 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Forward Collision Avoidance. Review the 211 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

12 crash reports3 fire reports6 injury reports

Engine complaints

56 reports
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Mileage unknown · Feb 12, 2025
Electrical SystemEngineForward Collision Avoidance

I am writing to express concerns regarding the ongoing issues that are being seen with the NHTSA recall campaign numbers 24V865000 and 24V623000. Specifically, the Advanced Driver Assistance System (ADAS) in my vehicle has become increasingly distracting and, frankly, dangerous due to an incomplete or failed 2.2 Over-The-Air (O…

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I am writing to express concerns regarding the ongoing issues that are being seen with the NHTSA recall campaign numbers 24V865000 and 24V623000. Specifically, the Advanced Driver Assistance System (ADAS) in my vehicle has become increasingly distracting and, frankly, dangerous due to an incomplete or failed 2.2 Over-The-Air (OTA) update. As a responsible driver, I value the safety of not only myself but also those around me, and this situation and others we constantly hear about make me question the process of the recall. Every week, a number of vehicles are reported as undrivable post-OTA updates, with statistics indicating that approximately 2%-5% of owners experience this issue. In addition per recall I had my water pump replaced. The only shop in my area with replacement pumps charged $283 in labor, see attached receipt. I understand that I may be able to reimbursed for up to $175 of this cost. However I believe the entire cost of this recall should be covered.

NHTSA ODI #11642396

Mileage unknown · Feb 12, 2025
Electrical SystemEngineFuel/propulsion System

NHTSA Campaign Number: 24V499000 Water pump replacement resulted in an out of pocket cost of $420 by an authorized shop NHTSA Campaign Number: 24V865000 OTA updates didn’t complete successfully, and rendered a few modules to stop working. NFC reader to open door stopped working and needs to be reinstalled. Vehicle lost exterior…

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NHTSA Campaign Number: 24V499000 Water pump replacement resulted in an out of pocket cost of $420 by an authorized shop NHTSA Campaign Number: 24V865000 OTA updates didn’t complete successfully, and rendered a few modules to stop working. NFC reader to open door stopped working and needs to be reinstalled. Vehicle lost exterior sound at low speed to warn pedestrians.

NHTSA ODI #11642374

Mileage unknown · Feb 12, 2025
EngineService Brakes

Pump recall (Recall No 24V865) work was done. I paid $340.00 out of pocket for labor to install the [ump. Subsequently, through Fisker Owners Association, I learned that the liquidating trustee decided that the maximum reimbursement is $175.00. Yet, there is no mechanism for filing for and obtaining the refund promised. The fi…

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Pump recall (Recall No 24V865) work was done. I paid $340.00 out of pocket for labor to install the [ump. Subsequently, through Fisker Owners Association, I learned that the liquidating trustee decided that the maximum reimbursement is $175.00. Yet, there is no mechanism for filing for and obtaining the refund promised. The fix for the sudden jerking forward of the car with it hits a bump is supposed to be fixed with 2.2 software update. As of the time of filing of this complaint, I have heard nothing from the liquidating trustee as to when this will be installed to my vehicle. I have replaced my old batter with a new one in anticipation of the update.

NHTSA ODI #11642299

Mileage unknown · Feb 12, 2025
Engine

Water pump was replaced per recall, but now the car is inoperable. The instrument cluster says "battery system failure service required" and the car will not shift into drive mode"

NHTSA ODI #11642292

Mileage unknown · Feb 12, 2025
EngineUnknown Or Other

I had received various notifications from NHTSA for recalls for my vehicle. I have not been able to schedule my vehicle for repairs due to various reasons starting with shop availability, additional out of pocket costs for the service. Parts are not made available for DIY because shops want to charge labor. Other repairs where t…

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I had received various notifications from NHTSA for recalls for my vehicle. I have not been able to schedule my vehicle for repairs due to various reasons starting with shop availability, additional out of pocket costs for the service. Parts are not made available for DIY because shops want to charge labor. Other repairs where to be remedied with an OTA that has not taken place. Please help

NHTSA ODI #11642257

Mileage unknown · Feb 12, 2025
EnginePower TrainUnknown Or Other

My vehicle is not shifting in to a drivable gear. Screen displays error message with no possible solution. Vehiclweis just sitting in my carport collecting dust. FISKER company and its owner Henrik Fisker need to be brought before a court and be held accountable for the gross mismanagement of the company and betraying the trust…

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My vehicle is not shifting in to a drivable gear. Screen displays error message with no possible solution. Vehiclweis just sitting in my carport collecting dust. FISKER company and its owner Henrik Fisker need to be brought before a court and be held accountable for the gross mismanagement of the company and betraying the trust of thousands of people who bought the vehicles because of the false promises from Mr. Fisker.

NHTSA ODI #11642247

Mileage unknown · Feb 12, 2025
EngineUnknown Or Other

Fisker had a nhtsa recall for water pump replacement that has now apparently been closed. This part failure will cause our new vehicle to become inoperable, causing a safety issue to the passengers as well as anyone nearby if the vehicle comes to a sudden stop (i.e. highway driving). Fisker has no repair facility in the state …

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Fisker had a nhtsa recall for water pump replacement that has now apparently been closed. This part failure will cause our new vehicle to become inoperable, causing a safety issue to the passengers as well as anyone nearby if the vehicle comes to a sudden stop (i.e. highway driving). Fisker has no repair facility in the state of Oklahoma, and has not provided this part to individuals for replacement. It would require transporting the vehicle using a transport company and losing the use of the vehicle for at least two days. Additionally, a software update has been mandated for all Fisker Oceans to version 2.2 that has added safety features, this was to be an OTA update- About 4 months have passed and our vehicle has not received this required update.

NHTSA ODI #11642245

Mileage unknown · Feb 12, 2025
Electrical SystemEnginePower Train

The manufacturer was required by NHTSA to update the vehicle software to address critical safety issues. This effort was implemented through Over The Air (OTA) updates last fall. This software update was a very large and complex file and required the car to be "On" for the duration of the updates. This caused the 12 V battery…

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The manufacturer was required by NHTSA to update the vehicle software to address critical safety issues. This effort was implemented through Over The Air (OTA) updates last fall. This software update was a very large and complex file and required the car to be "On" for the duration of the updates. This caused the 12 V battery to drain beyond capacity, and the update was only partial, resulting in a non-operating vehicle. In order to remedy this situation, a local technician was needed to manually install this update, resulting in an $800 charge directly to me for this mandatory recall. The technician was able to "unbrick" my car, as well as complete the software update to the NHTSA required software level of version 2.2. Even after this update, my car is unreliable, and has safety issues with warning lights in the dash. There were 3 critical recalles issues by the NHTSA for this vehicle - 1) Software update, 2), Door handle function, 3) Coolant pump replacement to avoid "limp mode" in the drive train. I have had all of these issues coompleted on my vehicle, with an out of pocket expense of $800, which has not been reimbursed by the trustee for this company. The company (Fisker) is in bankrucy proceedings (chaper 7), and all responsibilities to get these recalls accomplished and paid for, have not been accomplished. The OTA team, and the trustee are not cooperating with the owners of these vehicles. We are all stuck and need an intervention by the NHSTA to help get these recalls and reimbursements completed.

NHTSA ODI #11642229

Mileage unknown · Feb 12, 2025
Electrical SystemEngineUnknown Or Other

I have to pay for labor to replace the water pump and door handles because they are not releasing funds to cover repairs, as the court set up to be paid. The car has not been updated to the latest software, 2.2, to cover recall safety issues.

NHTSA ODI #11642193

Mileage unknown · Feb 12, 2025
EngineFuel/propulsion SystemUnknown Or Other

As part of the recall, there was need for water pump replacement and door handle checks. There is really nothing available to schedule the manual update of the 2.2 update or the replacement of the water pumps.. The car needs these updates and water pump recall completed and we are getting no where.. The OTA update could brick t…

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As part of the recall, there was need for water pump replacement and door handle checks. There is really nothing available to schedule the manual update of the 2.2 update or the replacement of the water pumps.. The car needs these updates and water pump recall completed and we are getting no where.. The OTA update could brick the car and there is need for manual update of the software.. There is only 1 service center that can perform this and there are additional out of pocket costs to get the recall completed... The car will become unusable or get bricked soon if the 12v battery is not replaced soon.. There are many other warnings starting to appear on the dash and this is causing inconvenience and safety concern. Need these completed and the trustee designee will have to make sure these are re-imbursed and addressed soon.

NHTSA ODI #11642190

Official recalls

6

24V865000 · Service Brakes, Hydraulic; Autohold Brake System/brake Hold:software

Nov 15, 2024

Fisker Group Inc (Fisker) is recalling certain 2023-2024 Ocean vehicles. The transmission may not shift into the selected gear, allowing the vehicle to roll away while in Drive or Reverse.

Consequence & remedy

Consequence: A vehicle roll away increases the risk of a crash or injury.

Remedy: Fisker released an over-the-air (OTA) software update on March 11, 2024, free of charge. Owners may contact Fisker customer service at 1-844-347-5371.

24V623000 · Service Brakes, Electric:software/programming

Aug 20, 2024

Fisker Group Inc (Fisker) is recalling certain 2023-2024 Ocean vehicles. The brake module software may cause an unexpected reduction in regenerative braking, decreasing the braking performance.

Consequence & remedy

Consequence: Decreased braking performance can extend the distance required to stop, increasing the risk of a crash.

Remedy: Fisker will release an over-the-air (OTA) software update, free of charge. Owner notification letters were mailed September 26, 2024. Owners may contact Fisker customer service at 1-844-347-5371. Fisker's number for this recall is TSB10062408.

24V499000 · Electrical System:propulsion System:traction Battery:management System/energy Control Module (bms/becm)

Jul 2, 2024

Fisker Group Inc (Fisker) is recalling all 2023-2024 Ocean vehicles. A communication failure with the cabin electric water pump can cause the high voltage battery management system (BMS) to enter limp mode, causing a loss of drive power.

Consequence & remedy

Consequence: A sudden loss of drive power increases the risk of a crash.

Remedy: Fisker will replace the pumps, free of charge. Owner notification letters were mailed August 19, 2024. Owners may contact Fisker customer service at 1-844-347-5371. Fisker's number for this recall is TSB30032401.

24V466000 · Structure:body:door:handle:exterior

Jun 20, 2024

Fisker Group Inc (Fisker) is recalling all 2023-2024 Ocean vehicles. The exterior door handles can stick and fail to open.

Consequence & remedy

Consequence: A door that fails to open can prevent occupants from exiting in an emergency, increasing the risk of injury.

Remedy: Fisker will inspect and replace the door handles as necessary, free of charge. Owner notification letters were mailed August 19, 2024. Owners may contact Fisker customer service at 1-844-347-5371. Fisker's number for this recall is TSB55062401.

24V404000 · Electrical System:propulsion System:traction Battery:management System/energy Control Module (bms/becm):software

Jun 5, 2024

Fisker Group Inc (Fisker) is recalling all 2023 Ocean vehicles. The Motor Control Unit (MCU) and Vehicle Control Unit (VCU) software may cause the vehicle to enter a safe state protection mode unexpectedly, causing a loss of drive power.

Consequence & remedy

Consequence: A loss of drive power increases the risk of a crash.

Remedy: Fisker will release an over-the-air (OTA) update to the MCU and VCU software, free of charge. Owner notification letters were mailed June 13, 2024. Owners may contact Fisker customer service at 1-844-347-5371. Fisker's number for this recall is TSB10032403.

24V405000 · Electrical System: Instrument Cluster/panel

Jun 5, 2024

Fisker Group Inc (Fisker) is recalling all 2023 Ocean vehicles. The instrument panel displays the incorrect font size of the Brake, Park, and Antilock Brake System (ABS) warning lights, and displays certain warning lights in amber instead of red. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard numbers 135, "Light Vehicle Brake Systems" and 101, "Controls and Displays." Additionally, multiple warning lights fail to illuminate during the ignition cycle bulb check, failing to comply with the requirements of FMVSS 138 and 208.

Consequence & remedy

Consequence: Warning lights that do not display correctly can fail to alert the driver to critical safety information, increasing the risk of a crash or injury.

Remedy: Fisker will release an over-the-air (OTA) software update, free of charge. Owner notification letters were mailed June 11, 2024. Owners may contact Fisker customer service at 1-844-347-5371. Fisker's number for this recall is TSB70062404.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

4

PE24013 · Inadvertent Automatic Emergency Braking

Opened May 8, 2024 · Closed Jan 16, 2025

Status: closed (inferred from source dates) · Forward Collision Avoidance: Automatic Emergency Braking

On May 8, 2024, the Office of Defects Investigation (ODI) opened PE24013 to investigate reports of inadvertent activation of the automatic emergency braking (AEB) system in model year (MY) 2023 Fisker Ocean vehicles manufactured by Fisker Group Inc. (Fisker). The complaints allege the activation of AEB without an apparent roadway obstruction in the vehicle’s forward path, resulting in sudden vehicle deceleration. This sudden deceleration occurs without adequate warning or input from the driver. The braking applications range from momentary, partial application resulting in rapid loss of speed to full application, which brings the vehicle to a complete stop in the travel lane. ODI sent Fisker an Information Request (IR) letter on May 20, 2024. On June 17 and 19, 2024, Fisker and its affiliates filed a voluntary petition for relief under chapter 11 of the Bankruptcy Code. Fisker provided an incomplete response to the IR on July 1, 2024. Limited information pertaining to system validation and failure data was provided. Fisker subsequently requested more time to provide additional responsive files due to limited available resources. Fisker sent additional responsive files on September 9, 2024, September 17, 2024, and December 16, 2024, but Fisker’s response did not contain sufficient information for ODI to fully evaluate the alleged safety defect. Further, on December 27, 2024, the Fisker employees with whom ODI had been corresponding informed ODI that all Fisker employees were being “dismissed” as of that date. ODI therefore does not anticipate receiving any further responsive submissions such that it can fully evaluate the reports that led to this investigation. ODI performed phone interviews and sent a survey to consumers to obtain more information and validate the allegations. Additionally, ODI reviewed allegations of the alleged safety defect that were submitted to various online forums. Most of these reports were similar in nature to the reports received by ODI. Some of the reports in online forums appear to be duplicative reports that were also submitted to ODI. Based on the responses received and analysis of similar online reporting, there was no clear trend in the following factors pertaining to the allegations: reoccurrence of events (i.e., single or multiple incidents), speed immediately prior to the event, whether the event concluded in a reduction of speed or a full stop, roadway conditions, and warning immediately prior to the event. To date, between the reports provided by Fisker and complaints made directly to the agency, ODI is aware of over 20 reports alleging inadvertent AEB activation. Before the employees were dismissed, Fisker’s testing done in response to the inadvertent AEB allegations reportedly did not result in any inadvertent AEB activations. The “Manufacturer” and “Total” counts in the above table have been left blank because of a pending request for confidential treatment by Fisker that could not be timely addressed given the company’s status. This information factored into ODI’s investigation and analysis. The available information does not warrant further action at this time.  The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist. Additionally, the Agency notes that the Vehicle Safety Act states: “A manufacturer’s filing of a petition in bankruptcy under chapter 7 or chapter 11 of title 11 does not negate the manufacturer’s duty to comply with section 30112 or sections 30115 through 30120 of this title,” which include the recall provisions of the Act. The Agency reserves the right to take additional action if warranted by future circumstances. To review the ODI reports cited in the Closing Resume ODI Report Identification Number document, go to NHTSA.gov.

PE24010 · Failure To Open Door

Opened Apr 1, 2024 · Closed Aug 26, 2024

Status: closed (inferred from source dates) · Latches/locks/linkages:doors:latch

On April 1, 2024, the Office of Defects Investigation (ODI) opened PE24010 to investigate instances of failure to open the door in model year (MY) 2023 Fisker Ocean vehicles manufactured by Fisker Group Inc. Some complaints allege the inability to open the door from either the interior or exterior door handle, resulting in the need to use another door to egress. The investigation revealed that all four exterior door handles are subject to sticking in the extended/unlocked position, which may result in the inability to unlatch the door from either the interior or exterior door handle. The root cause is a dimensional interference between the exterior door handle chassis pocket and door handle, causing friction during handle deployment and retraction. The inability to open and egress from the occupant’s adjacent door presents an unreasonable risk to motor vehicle safety. On June 27, 2024, Fisker filed recall 24V-466 for certain MY 2023 Fisker Ocean vehicles. The recall remedy includes an inspection procedure for all four doors and provides replacement of the outer door handle if a “Not Okay” result is found. In view of the recall action being taken by Fisker, ODI is closing this Preliminary Evaluation. The agency reserves the right to take additional action if warranted by future circumstances. To review the reports cited in the Closing Resume ODI Report Identification Number document, go to NHTSA.gov.

PE24005 · Unintended Vehicle Movement

Opened Feb 14, 2024 · Closed Dec 6, 2024

Status: closed (inferred from source dates) · Power Train:automatic Transmission

On February 14, 2024, the Office of Defects Investigation (ODI) opened PE24005 to investigate reports of unintended vehicle movement in model year (MY) 2023 Fisker Ocean vehicles manufactured by Fisker Group Inc. The complaints allege the inability to shift into the park gear and/or vehicle rollaway. The investigation found that the subject vehicles contain a logic that prevents the engagement of the park gear when the park gear request is made while the vehicle is still moving at low speeds. In the event the driver requests the park gear prior to the vehicle achieving a complete standstill status, the vehicle rejects the park gear request, displays a visual warning, and shifts into the neutral gear. Therefore, if the driver does not properly restrain the vehicle prior to exiting (i.e., allow the vehicle to come to a complete stop, then provide a second park gear request and/or engage the parking brake), the vehicle is at risk of freely rolling away in neutral. ODI found that existing strategies to deter drivers from exiting the vehicle after failing to ensure the transmission successfully engages the park gear have not stopped some from doing so. The absence of additional mechanisms to mitigate the effects of driver behavior in failing to ensure the park gear was engaged prior to exiting the vehicle constitutes a defect presenting a risk to motor vehicle safety. ODI is aware of one reported injury due to this safety defect. On November 15, 2024, Fisker filed recall 24V-865 for all MY 2023-2024 Fisker Ocean vehicles. The recall remedy is the release of software upgrade OS 2.0. This software update provides additional robustness to prevent unintended vehicle movement via two major changes. First, in the event the driver seatbelt is unlatched when the vehicle is traveling at low speeds, logic was added to initiate an automatic, controlled deceleration to bring the vehicle to a standstill. Once standstill status is achieved, the vehicle will automatically engage the park gear and the electronic parking brake. Second, OS 2.0 introduced an “Auto Vehicle Hold” feature, which holds the vehicle in standstill by maintaining friction brake pressure when the driver removes their foot from the brake pedal. This feature prevents the vehicle from rolling under gravity, which therefore helps engage both the park gear and electronic parking brake. In view of the recall action being taken by Fisker, ODI is closing this Preliminary Evaluation. The agency reserves the right to take additional action if warranted by future circumstances. To review the reports cited in the Closing Resume ODI Report Identification Number document, go to NHTSA.gov.

PE24001 · Loss Of Braking Performance

Opened Jan 11, 2024 · Closed Aug 26, 2024

Status: closed (inferred from source dates) · Service Brakes; Service Brakes, Electric:software/programming

On January 11, 2024, the Office of Defects Investigation (ODI) opened PE24001 to investigate instances of loss of braking performance in model year (MY) 2023 Fisker Ocean vehicles manufactured by Fisker Group Inc. The complaints allege an intermittent partial loss of regenerative braking over low traction surfaces, without alerting the driver. ODI is aware of six minor crashes and one injury due to this failure. The subject vehicles utilize a brake blending feature to achieve deceleration. Upon application of the brake pedal, both the service brake system (friction braking) and regenerative braking system (electric motor negative torque) are applied. Regenerative braking on low friction road surfaces may result in wheel slippage due to the high motor negative torque. The vehicle responds by reducing and/or eliminating regenerative braking torque to reduce wheel slip on drive wheels to maintain vehicle stability and steerability. This reduction in regenerative braking may cause a sensation of loss of braking force (or even vehicle accelerating) that was reported by consumers. Additionally, the driver may experience an unusual/altered brake pedal feel during loss of regenerative braking events, requiring them to press the brake pedal harder to maintain the expected braking rate. Upon exiting the low friction road surface, the regenerative braking force is restored. The initial calibration of the regenerative braking system contained aggressive interventions with a slower recovery in the event of loss of regenerative braking. In November 2023, Fisker launched an Over-the-Air update (OS1.10 SW). This update included a recalibration to reduce regenerative braking torque less aggressively and allow torque recovery to occur more quickly. Based on consumer reports and the data that Fisker provided in response to ODI’s inquiry, OS 1.10 SW reduced, but did not eliminate, the sensation of loss of braking force and resulted in stopping distance performance improvements. Friction braking is always available when the driver presses the brake pedal, and its performance is unaffected by regenerative brake loss. Fisker’s braking system is designed to reach full deceleration even with an unavailable regenerative braking system. The partial loss of braking force during moderate braking events can be overcome by applying additional pressure to the brake pedal to slow or stop the vehicle. On August 20, 2024, Fisker filed recall 24V-623 for all 2023 MY Fisker Ocean vehicles produced for the U.S.A. The recall remedy includes OS 2.2 over-the-air update, which is expected to modify the brake module to enhance the vehicle brake system’s ability to adapt to various driving scenarios. With successful implementation of OS 2.2, a road disturbance will not trigger a reduction in regenerative braking torque. In view of the recall action being taken by Fisker, ODI is closing this Preliminary Evaluation. The agency reserves the right to take additional action if warranted by future circumstances. To review the reports cited in the Closing Resume ODI Report Identification Number document, go to NHTSA.gov.

Additional source detail variants (2)

Service Brakes, Electric:software/programming

On January 11, 2024, the Office of Defects Investigation (ODI) opened PE24001 to investigate instances of loss of braking performance in model year (MY) 2023 Fisker Ocean vehicles manufactured by Fisker Group Inc. The complaints allege an intermittent partial loss of regenerative braking over low traction surfaces, without alerting the driver. ODI is aware of six minor crashes and one injury due to this failure. The subject vehicles utilize a brake blending feature to achieve deceleration. Upon application of the brake pedal, both the service brake system (friction braking) and regenerative braking system (electric motor negative torque) are applied. Regenerative braking on low friction road surfaces may result in wheel slippage due to the high motor negative torque. The vehicle responds by reducing and/or eliminating regenerative braking torque to reduce wheel slip on drive wheels to maintain vehicle stability and steerability. This reduction in regenerative braking may cause a sensation of loss of braking force (or even vehicle accelerating) that was reported by consumers. Additionally, the driver may experience an unusual/altered brake pedal feel during loss of regenerative braking events, requiring them to press the brake pedal harder to maintain the expected braking rate. Upon exiting the low friction road surface, the regenerative braking force is restored. The initial calibration of the regenerative braking system contained aggressive interventions with a slower recovery in the event of loss of regenerative braking. In November 2023, Fisker launched an Over-the-Air update (OS1.10 SW). This update included a recalibration to reduce regenerative braking torque less aggressively and allow torque recovery to occur more quickly. Based on consumer reports and the data that Fisker provided in response to ODI’s inquiry, OS 1.10 SW reduced, but did not eliminate, the sensation of loss of braking force and resulted in stopping distance performance improvements. Friction braking is always available when the driver presses the brake pedal, and its performance is unaffected by regenerative brake loss. Fisker’s braking system is designed to reach full deceleration even with an unavailable regenerative braking system. The partial loss of braking force during moderate braking events can be overcome by applying additional pressure to the brake pedal to slow or stop the vehicle. On August 20, 2024, Fisker filed recall 24V-623 for all 2023 MY Fisker Ocean vehicles produced for the U.S.A. The recall remedy includes OS 2.2 over-the-air update, which is expected to modify the brake module to enhance the vehicle brake system’s ability to adapt to various driving scenarios. With successful implementation of OS 2.2, a road disturbance will not trigger a reduction in regenerative braking torque. In view of the recall action being taken by Fisker, ODI is closing this Preliminary Evaluation. The agency reserves the right to take additional action if warranted by future circumstances. To review the reports cited in the Closing Resume ODI Report Identification Number document, go to NHTSA.gov.

Service Brakes

On January 11, 2024, the Office of Defects Investigation (ODI) opened PE24001 to investigate instances of loss of braking performance in model year (MY) 2023 Fisker Ocean vehicles manufactured by Fisker Group Inc. The complaints allege an intermittent partial loss of regenerative braking over low traction surfaces, without alerting the driver. ODI is aware of six minor crashes and one injury due to this failure. The subject vehicles utilize a brake blending feature to achieve deceleration. Upon application of the brake pedal, both the service brake system (friction braking) and regenerative braking system (electric motor negative torque) are applied. Regenerative braking on low friction road surfaces may result in wheel slippage due to the high motor negative torque. The vehicle responds by reducing and/or eliminating regenerative braking torque to reduce wheel slip on drive wheels to maintain vehicle stability and steerability. This reduction in regenerative braking may cause a sensation of loss of braking force (or even vehicle accelerating) that was reported by consumers. Additionally, the driver may experience an unusual/altered brake pedal feel during loss of regenerative braking events, requiring them to press the brake pedal harder to maintain the expected braking rate. Upon exiting the low friction road surface, the regenerative braking force is restored. The initial calibration of the regenerative braking system contained aggressive interventions with a slower recovery in the event of loss of regenerative braking. In November 2023, Fisker launched an Over-the-Air update (OS1.10 SW). This update included a recalibration to reduce regenerative braking torque less aggressively and allow torque recovery to occur more quickly. Based on consumer reports and the data that Fisker provided in response to ODI’s inquiry, OS 1.10 SW reduced, but did not eliminate, the sensation of loss of braking force and resulted in stopping distance performance improvements. Friction braking is always available when the driver presses the brake pedal, and its performance is unaffected by regenerative brake loss. Fisker’s braking system is designed to reach full deceleration even with an unavailable regenerative braking system. The partial loss of braking force during moderate braking events can be overcome by applying additional pressure to the brake pedal to slow or stop the vehicle. On August 20, 2024, Fisker filed recall 24V-623 for all 2023 MY Fisker Ocean vehicles produced for the U.S.A. The recall remedy includes OS 2.2 over-the-air update, which is expected to modify the brake module to enhance the vehicle brake system’s ability to adapt to various driving scenarios. With successful implementation of OS 2.2, a road disturbance will not trigger a reduction in regenerative braking torque. In view of the recall action being taken by Fisker, ODI is closing this Preliminary Evaluation. The agency reserves the right to take additional action if warranted by future circumstances. To review the reports cited in the Closing Resume ODI Report Identification Number document, go to NHTSA.gov.