2024 Tesla Cybertruck RDU Inverter Replacement TSB
Tesla Service Bulletin SB-24-40-007 addresses a condition in certain 2024 Dual Motor Cybertrucks where the Rear Drive Unit (RDU) inverter does not meet specifications. This bulletin outlines the procedure for replacing the RDU inverter with an updated part to resolve the issue.
Condition
Tesla has identified a condition affecting certain 2024 Dual Motor Cybertruck vehicles. These vehicles are equipped with a Rear Drive Unit (RDU) inverter that contains an internal component not meeting Tesla's stringent specifications. This issue specifically pertains to the Tesla Cybertruck RDU inverter.
Important Warnings
Tesla states that if this bulletin is applicable to your vehicle, the correction procedure should be performed without any prior inspection. This indicates that the issue is known, and the recommended action is a direct replacement of the component. This campaign bulletin is classified as addressing a non-safety-related condition.
Service Operations and Time
Tesla outlines specific correction codes and estimated labor times for this service bulletin:
- SB-24-40-007 Not Applicable: Correction Code S012440007, Time 0.00 hours.
- Replace Dual Motor Rear Drive Unit Inverter: Correction Code S022440007, Time 3.18 hours.
Repair Procedure Summary
The repair procedure for the Tesla Cybertruck RDU inverter involves several key steps to ensure the vehicle is properly updated and the component is replaced correctly.
- Software Update: The first step requires updating the vehicle to the latest available software. Technicians should refer to Service Manual procedure 00020003 for detailed instructions on this process.
- RDU Inverter Replacement: The Rear Drive Unit (RDU) inverter must then be replaced with an updated part. Comprehensive instructions for this physical replacement are found in Service Manual procedure 4020092022.
- Post-Replacement Actions: After the new RDU inverter has been installed, and critically, before disconnecting the Toolbox diagnostic system, technicians must perform specific software routines:
- In the Toolbox interface, navigate to the Actions tab.
- Search for the term "service-alert".
- Locate and click on the routine labeled "PROC_ICE_X_CLEAR-SERVICE-ALERT".
- Click Run and allow the routine to complete its process.
Required Tools or Parts
To perform this repair, specific parts and a range of special tools are necessary. The part number for the replacement component was current at the time of the bulletin's publication; technicians should consult the Parts Catalog for the latest revisions.
Required Part:
- 1802305-4A-B: ASSEMBLY - DRIVE INVERTER - 4DU (Quantity: 1)
Special Tools:
- 1130480-02-B: SLIM TEST PROBES, CAT III 1000V
- 1056154-00-A: ANTI STATIC MAT W/ WRIST GROUNDING CORD AND WRIST STRAP, 20" x 24"
- 1026636-00-A: PACK ENCLOSURE LEAK TESTER, HV BATTERY
- 1479505-00-A: KIT, M3 VACUUM FILL COOLANT ADAPTER
- 1080568-00-A: OIL/COOLANT CATCHER
- 1080292-00-A: GROUND STRAP, ESD WRIST STRAP
- 1450875-00-A: INVERTER LEAK TEST KIT
- 1065131-00-A: KIT, BATTERY COOLANT DRAIN & FILL
- 1135762-00-A: KIT, SVC PLUG, COOLING HOSE, MODEL 3
- 1050448-00-B: REFILLER, COOLING SYSTEM
Shop Supplies:
- Electrical Protective Gloves
- Brake Caliper S-Hook
- Plastic Trim tool
Owner Action
Owners of 2024 Tesla Cybertruck Dual Motor vehicles should be aware of this campaign bulletin, SB-24-40-007. As this is a campaign bulletin, the repair for the Tesla Cybertruck RDU inverter is typically covered under warranty at no cost to the owner. It is recommended to contact a Tesla Service Center to determine if your specific vehicle is affected and to schedule the necessary service.
Source: NHTSA ID: 11009780
Frequently Asked Questions
- What is Service Bulletin SB-24-40-007 about for the Tesla Cybertruck?
- Service Bulletin SB-24-40-007 addresses a manufacturing defect in certain 2024 Dual Motor Cybertrucks where the Rear Drive Unit (RDU) inverter contains an internal component that does not meet Tesla's quality specifications.
- How will Tesla fix the RDU inverter issue in my Cybertruck?
- The repair involves updating the vehicle's software and then replacing the entire Rear Drive Unit (RDU) inverter with an updated part. A specific diagnostic routine, "PROC_ICE_X_CLEAR-SERVICE-ALERT", is run after the replacement to finalize the repair.
- Is the RDU inverter replacement covered under warranty?
- Yes, as Service Bulletin SB-24-40-007 is classified as a campaign bulletin, the replacement of the Rear Drive Unit (RDU) inverter is typically covered under warranty at no cost to the owner.
- What part number is associated with the updated RDU inverter?
- The updated part required for the replacement is ASSEMBLY - DRIVE INVERTER - 4DU, with part number 1802305-4A-B.
What Tesla Cybertruck owners report
Counted from the records in our database across 3 model years.
- 213
- Owner complaints
- 11
- Recalls
- 58
- Service bulletins
- 27
- Crashes reported
- 2
- Fires reported
- 21
- Injuries reported
The 2024 model year
178 complaints, the 1st most of 3 model years on file. Owners reported 23 crashes, 2 fires and 19 injuries for this year, which also has 11 recalls on file.
Power Train, the system this article covers, accounts for 19 of 213 complaints (9%), including 16 for 2024.
Complaints by model year
| 2024 | 178 | |
|---|---|---|
| 2025 | 26 | |
| 2026 | 9 |
Most-reported systems
- Electrical System — 65
- Structure — 41
- Forward Collision Avoidance — 28
- Steering — 22
- Lane Departure — 19
Latest recalls for the 2024 model year
- 26V255000 — Wheels (Apr 2026)
- 25V735000 — Exterior Lighting (Oct 2025)
- 25V699000 — Exterior Lighting (Oct 2025)
Recent owner reports about power train
The PCS (Power Conversion System) failed on my Cybertruck as it has on thousands of other trucks. It's an issue for me because the nearest supercharger station where I can charge is 45 miles away.
Read owner complaints →Beginning approximately December 2025, my vehicle produces a severe grinding sound when attempting to accelerate. The sound has been consistent and ongoing for approximately 6 months.
Complaints are owner reports filed with NHTSA. They are unverified, and counts depend on how many vehicles were sold, so they are not a failure rate.
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