June 19, 2023 NHTSA CAMPAIGN NUMBER: 23V434000
Defective Pyrotechnic Battery Disconnect
A defective battery disconnect may not isolate the vehicle’s high voltage battery after a crash or fault detection, increasing the risk of electrical shock and injury.
NHTSA Campaign Number: 23V434
Manufacturer Tesla
, Inc.
Components ELECTRICAL SYSTEM
Potential Number of Units Affected 26
Summary
Tesla, Inc. (Tesla) is recalling certain 2023 Model 3 and Model Y vehicles. The pyrotechnic battery disconnect may be defective.
Remedy
Tesla Service will replace the pyrotechnic battery disconnect, free of charge. Owner notification letters are expected to be mailed August 15, 2023. Owners may contact Tesla customer service at 1-877-798-3752. Tesla’s number for this recall is SB-23-16-005.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Check if your Tesla has a Recall
Chronology :
– On April 20, 2023, Tesla identified a non-functioning pyrotechnic battery disconnect during the validation test conducted in support of the supplier’s introduction of a new assembly line for the disconnect.
– On April 26, 2023, Tesla engineering and the supplier began investigating the root-cause for the nonfunctioning pyrotechnic battery disconnect.
– On May 5, 2023, the supplier sent additional pyrotechnic battery disconnects from its new production line. These parts were built into saleable vehicles because the engineering investigation conducted to that point did not indicate that additional units were affected by the same condition.
– On May 26, 2023, Tesla engineering and the supplier completed the investigation and determined that the one non-functioning pyrotechnic battery disconnect discovered on April 20, 2023, was shipped to Tesla due to a gap in the supplier’s traceability process in its new assembly line.
– From May 30, 2023, to June 9, 2023, Tesla conducted the risk assessment and investigated the scope of potentially impacted customer vehicles.
– On June 12, 2023, having completed the risk assessment, Tesla made the determination to file a voluntary recall to inspect and repair, as necessary, the population of vehicles identified through the investigation described above.
– As of June 16, 2023, Tesla has identified 0 warranty claims and 0 field reports that are related to or may be related to this condition. Tesla is not aware of any crashes, injuries, or deaths related to this condition.
2 Affected Products
Vehicles
2 Associated Documents
Defect Notice 573 Report
RCLRPT-23V434-8034.PDF 214.536KB
Recall Acknowledgement
RCAK-23V434-5216.pdf 693.555KB
Latest Recalls Documents
- [Easy to Use—Work Out of the Box] + [FOXWELL 2026 New Version] FOXWELL NT604 Elite scan tool is the 2026 new version from FOXWELL, designed for car owners who want to figure out the cause of issues before fixing car problems by scanning common systems like ABS, SRS, engine, and transmission. The NT604 Elite obd2 scanner diagnostic tool comes with the latest software—no need to waste time downloading software first. Plug the scanner into the OBDII port with OBDII cable to start the diagnosis.
- [Affordable] + [Reliable Car Health Monitor] Will you be confused what happens when the warning light of ABS/SRS/transmission/check engine flashes? Instead of taking your cars to dealership, this FOXWELL scanner will help you do a thorough scanning and detection for your cars and pinpoint the root cause. Note：The device is a diagnostic tool, not a repair tool. To turn off a warning light, you must first physically repair the issue causing it. Only then can the scanner be used to clear the corresponding fault code.
- [5 in 1 Car Diagnostic Scanner] Compared with obd scanners (50-100), NT604 Elite code scanner not only includes their OBDII diagnosis but also serves as ABS/SRS scanner, transmission and check engine code reader. When it’s an odb2 scanner, you can use it to check if your car is ready for annual test through I/M readiness menu. In addition, live data stream, built-in DTC library, data play back and print, all these features are a big plus for it. Note: doesn't support maintenance functions like reset or relearn. For the SRS system, NT604 Elite can read and clear common fault codes not caused by a crash, but crash/collision data cannot be cleared.
- [Fantastic AUTOVIN] + [No extra software fee] Through the AUTOVIN menu, this NT604 Elite car scanner allows you to get your V-IN and vehicle info rapidly, no need to take time to find your V-IN and input one by one. What's more, the NT604 Elite ABS SRS scanner supports 60+ car brands from worldwide (America/Asia/Europe). You don’t need to pay extra software fee. AUTOVIN may not work on some older vehicles or certain vehicle brands. If AUTOVIN fails, please input the vin code manually or go to the Diagnostic Menu to select your vehicle model.
- [Solid protective case KO plastic carrying bag] + [Lifetime update] Almost all same price-level car scanner diagnostic tool only offers plastic bag to hold the scanner.However, NT604 Elite automotive scanner is equipped with solid protective case, preventing your obd2 scanner from damage. Then you don’t need to pay extra money to buy a solid toolbox.
- 【Reset ABS/SRS/Transmission/Engine Lights】 More than an check engine code reader, OBDMATE OM901 obd2 scanner performs comprehensive diagnostics for the 4 most-used systems (ABS/SRS/Engine/Transmission). It quickly clears fault codes, turns off warning lights, read data stream and auto VIN.
- 【3.5" Handheld Scanner with 4 System Diagnose】 3.5" Super large TFT screen equipped displays an intuitive menu and clear readings of various sensors from ABS, SRS, ECM and TCM systems. It arrived with a silicone protective case and hard-shell carrying case, ensuring long-lived durability and drop resistance. The car diagnostic tool is plug-to-play designed, plug it and get diagnosis started without any batteries or updates required.
- 【One-Click I/M Readines&Full OBD2 Functions】 Press F1 to get an intuitive corloured form about whether various emissions-related systems on the vehicle are operating properly. Help you get smog-check ready quickly. OM901 car scanner supports all essential OBD2 functions you need: read & clear codes, view freeze frame, read I/M readiness, retrieve VIN, live data stream (with graphing display), O2 sensor test, onboard monitoring mode, and EVAP leak test.
- 【Battery Voltage Check&DLC Pin Test】 It allows you to monitor battery health by monitoring current battery voltage. Plus, this obd2 diagnostic tool features DLC 16-PIN test to check current voltage of every pin.
- 【Automotive Scanner Diagnostic Kit】 The package comes with 1 car scanner, 1 USB-type c cable, 1 hard storage bag and 1 user manual(en). Free to update without any hidden fees. 5 languanges available in setting including English, French, Italian, German and Espanish. Valuable and Portable, making it a great tool kit for car owners, DIY enthusiasts, and professional mechanics.
- [Diagnose Like a Pro] BlueDriver Pro Next-Gen is a professional OBD2 scanner and diagnostic tool that helps you scan, understand, and clear vehicle trouble codes with confidence. Turn your phone into a powerful car diagnostic scanner—no guesswork, no unnecessary repairs.
- [Read and Clear More Codes Than Ever] Read and clear more codes than basic car code readers. Access enhanced diagnostics for Check Engine, ABS, SRS, Airbag, TPMS, Transmission, and more on supported vehicles, including expanded coverage on newer model years.
- [Verified Fixes and Real-Time Data] Get unlimited, technician-verified repair reports matched to your VIN, with definitions, causes, and confirmed fixes. Monitor live vehicle data as you drive, view freeze frames, check smog readiness, and analyze Mode 6 test results.
- [Expanded Make & Model Coverage] Optimized for today’s vehicles with strong support for GM, Ford, Stellantis (RAM, Jeep, Chrysler), Toyota, Honda, Nissan, Mazda, Subaru, Hyundai, Mercedes-Benz, BMW, and VW. Enhanced communication on select 2024+ Nissan and Mazda models (see compatibility chart).
- [Gas Vehicles 1996+ & Select Light-Duty Trucks] Works with all gas-powered vehicles made in 1996 or newer, plus select light-duty trucks and diesels, including F-250, RAM 2500, Silverado, and Sierra. Built for daily drivers, family vehicles, and real-world truck use.
- PAID FOR ITSELF ON THE FIRST USE - SKIP MORE DIAGNOSIS FEE: One visit to a dealership just for diagnosis can easily c-ost 200 or more before any repair begins. The NT614 Elite foxwell scanner brings professional vehicle diagnostics right to your driveway. Unlike basic code readers that only read check engine lights, it scans 4 critical systems – Engine, ABS, SRS, and Transmission to pinpoint exactly where the problem is and why. Read and clear trouble codes and perform essential resets including ABS Bleeding, SAS Calibration, EPB Reset, Oil Reset, and Throttle Reset. Stop paying shops just to "take a look"
- UPGRADE OF NT604 - 5 ESSENTIAL RESET SERVICES, BRING 1000+ OF SHOP SERVICES HOME: Most 4-system car scanners stop at reading codes. The NT614 Elite obd2 scanner goes further by supporting 5 commonly used maintenance resets that repair shops often charge hundreds for: ABS Bleeding, EPB Reset, Oil Reset, SAS Calibration, Throttle Relearn. Just one brake service can offset the c-ost of the tool
- 15 SECONDS FAST DIAGNOSIS, SMART AUTOVIN, PLUG & PLAY: Simply plug into the OBD2 port, one click AUTOVIN, the code reader automatically retrieves your VIN and enters diagnostic mode in about 15 seconds. No complicated setup required. Instantly identify your vehicle and access the relevant systems. Whether you're a DIY car owner, beginner, or mechanic, you can quickly locate problems and make informed repair decisions. (NOTE: 1.A few cars need to manually enter the VIN. 2.Vehicles with CAN protocol support fast diagnosis in 15 seconds)
- PERFORM ABS BLEEDING AT HOME – RESTORE BRAKE PEDAL FEEL: After replacing brake pads, calipers, or brake fluid, air can enter the brake system, causing a soft or sinking brake pedal and longer stopping distance. The NT614 Elite code reader for cars and trucks supports ABS Bleeding, helping remove trapped air from the brake lines and restore proper brake pressure. Maintain safer braking performance without a shop visit. (NOTE: A few cars don't support ABS Bleeding function, pls check it before purchase）
- LIVE DATA GRAPHING + BUILT-IN DTC LIBRARY + LIFETIME WiFi UPDATES: Not sure what a fault code means or how your sensors are performing? The NT614 Elite scanner for car displays real-time live data (RPM, speed, O2 sensors, transmission temp, and more) in easy-to-read graphs, helping you quickly spot abnormal fluctuations. The built-in DTC library explains trouble codes directly on screen-no phone or internet search required. You can save diagnostic data and print reports for further analysis or sharing with your mechanic. Simply connect to WiFi for lifetime free updates, with no SD card required
- [All System Diagnostics, Professional-Level Scanner] - BLCKTEC 460T is the ultimate OBD2 diagnostic tool for home mechanics and professionals. It supports all 10 OBD2 modes, reads and clears Engine/Transmission/ABS/SRS codes, performs All-System Diagnostics, offers workshop reset tools, and provides real-time live data. It helps you pinpoint issues, assess your car's condition, and prepare for SMOG checks with ease. NOTE: Function availability depends on your vehicle. Before you buy, be sure to use the Compatibility Checker on BLCKTEC website or contact our customer support to verify that the features you need are supported for your vehicle’s specific year, make, and model.
- [12+ Most Popular Reset Functions] - BLCKTEC 460T OBD2 scanner offers 12+ dealer-level service functions, including Oil Maintenance Reset, ABS Bleeding, EPB Reset, SAS(Steering Angle Sensor) Recalibration, DPF(Diesel Particulate Filter) Reset, Throttle Body Relearn, Battery Reset/Initialization, TPMS Relearn, Transmission Reset, Fluid Change Reset, Maintenance Reset and more, enabling you to perform workshop services like a pro. NOTE: Function availability depends on your vehicle. Be sure to use the Compatibility Checker on BLCKTEC website to verify that the features you need are supported for your vehicle.
- [Real-Time OBD2 and OEM Live Data, Freeze Frame Data] - BLCKTEC 460T helps diagnose vehicle issues when warning lights like Check Engine Light or ABS/SRS Light appear. It offers detailed DTC info, ECU Freeze Frame Data, and real-time OBD2 and advanced OEM live data, including Engine, Transmission, ABS, SRS, and more, making it easy to diagnose and resolve vehicle problems. You can view, graph, record, replay, and overlay up to four live data streams in a single graph for better analysis.
- [AutoVIN, AutoReLink, AutoScan, 3X Faster] - Equipped with AutoVIN technology, 460T automatically retrieves the VIN to save you time. Its AutoScan and AutoReLink features scan all of the vehicle's ECUs and detect any fault codes immediately after you plug the scanner into the vehicle's OBD2 port - no button presses required. Additionally, it regathers DTC and I/M readiness information every 30 seconds, simplifying monitor tests. 460T's advanced technology makes it 3X faster than other products.
- [Get RepairSolutions2, the #1 Auto Repair App for Free] - When paired with RepairSolutions2(RS2) App, 460T becomes even more powerful. RS2's Verified Fix Database built by master technicians, provides the parts needed for the repair. Additionally, RS2 gives you access to OEM warranty info, maintenance schedules, TSB, and dealership recall info, making car care easier than ever. RS2 is free with no subscription fees and it stores your car scan reports in the cloud, allowing you to access, share, or print them anytime and anywhere.
Last update on 2026-06-13 / Affiliate links / Images from Amazon Product Advertising API
SEOCONTENT-START
OMB Control No.: 2127-0004 Part 573 Safety Recall Report 23V-434 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Tesla, Inc. Submission Date : JUN 19, 2023 NHTSA Recall No. : 23V-434 Manufacturer Recall No. : SB-23-16-005 Manufacturer Information : Manufacturer Name : Tesla, Inc. Address : 1 Tesla Road Austin TX 78725 Company phone : 6506815000 Population : Number of potentially involved : 26 Estimated percentage with defect : 2 % Vehicle Information : Vehicle 1 : 2023-2023 Tesla Model 3 Vehicle Type : Body Style : Power Train : NR Descriptive Information : The recall population includes select model year 2023 Model Y and Model 3 vehicles and was determined based upon a review of manufacturing records. Production Dates : MAY 21, 2023 – MAY 21, 2023 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 2 : 2023-2023 Tesla Model Y Vehicle Type : Body Style : Power Train : NR Descriptive Information : The recall population includes select model year 2023 Model Y and Model 3 vehicles and was determined based upon a review of manufacturing records. Production Dates : MAY 20, 2023 – MAY 26, 2023 VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect : Description of the Defect : Tesla vehicles are equipped with a pyrotechnic battery disconnect that isolates the high voltage (HV) battery when the vehicle detects certain collisions or specific issues within its HV battery. Affected vehicles may have been manufactured with a non-functioning pyrotechnic battery disconnect. FMVSS 1 : NR FMVSS 2 : NR Description of the Safety Risk : A non-functioning pyrotechnic battery disconnect that does not isolate the HV Part 573 Safety Recall Report 23V-434 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Description of the Safety Risk : battery when the vehicle detects certain collisions or specific issues within its HV battery may increase the risk of injury. Description of the Cause : During the supplier’s introduction of a new assembly line of the pyrotechnic battery disconnect, the supplier may have inadvertently shipped to Tesla some non-functioning pyrotechnic battery disconnects. Identification of Any Warning that can Occur : N/A Involved Components : Component Name 1 : DISCONNECT,BATTERY,PYRO Component Description : Pyrotechnic Battery Disconnect Component Part Number : 1064689-00-J Supplier Identification : Component Manufacturer Name : Joyson Safety Systems Address : Valle Hermoso 89, Ave Valle Hermoso Valle Hermoso Foreign States 87500 Country : Mexico Chronology : – On April 20, 2023, Tesla identified a non-functioning pyrotechnic battery disconnect during the validation test conducted in support of the supplier’s introduction of a new assembly line for the disconnect. – On Aprill 26, 2023, Tesla engineering and the supplier began investigating the root-cause for the nonfunctioning pyrotechnic battery disconnect. – On May 5, 2023, the supplier sent additional pyrotechnic battery disconnects from its new production line. These parts were built into saleable vehicles because the engineering investigation conducted to that point did not indicate that additional units were affected by the same condition. – On May 26, 2023, Tesla engineering and the supplier completed the investigation and determined that the one non-functioning pyrotechnic battery disconnect discovered on April 20, 2023, was shipped to Tesla due to a gap in the supplier’s traceability process in its new assembly line. Part 573 Safety Recall Report 23V-434 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 – From May 30, 2023, to June 9, 2023, Tesla conducted the risk assessment and investigated the scope of potentially impacted customer vehicles. – On June 12, 2023, having completed the risk assessment, Tesla made the determination to file a voluntary recall to inspect and repair, as necessary, the population of vehicles identified through the investigation described above. – As of June 16, 2023, Tesla has identified 0 warranty claims and 0 field reports that are related to or may be related to this condition. Tesla is not aware of any crashes, injuries, or deaths related to this condition. Description of Remedy : Description of Remedy Program : At no cost to the customer, Tesla Service will replace the pyrotechnic battery disconnect on affected vehicles with a replacement unit that has been tested and certified by the supplier to be functioning as designed. Tesla does not plan to include a statement in the Part 577 owner notification about pre-notice reimbursement because there are no out of warranty repairs related to this condition. How Remedy Component Differs from Recalled Component : The replacement pyrotechnic battery disconnect has been tested and certified by the supplier to be functioning as designed. Identify How/When Recall Condition was Corrected in Production : All pyrotechnic battery disconnects from the batch that contained the one non-functioning unit were identified and removed from production. Vehicles manufactured but not yet delivered with a recalled pyrotechnic battery disconnect will receive a replacement unit prior to delivery. Recall Schedule : Description of Recall Schedule : All Tesla stores and service centers will be notified on or shortly after June 19, 2023. Owner notification letters will be mailed in accordance with 49 C.F.R. § 577.7. Planned Dealer Notification Date : JUN 19, 2023 – JUN 19, 2023 Planned Owner Notification Date : AUG 15, 2023 – AUG 15, 2023 * NR – Not Reported
**************************************************************************************************************
**************************************************************************************************************
**************************************************************************************************************
**************************************************************************************************************
SEOCONTENT-END
This product presentation was made with AAWP plugin.