Jeep B14FB
Video Line - No Signal IPC - B0125-02 - Night Vision Control Module-General Signal Failure Discussions: Step -1: If the B14FB-31 - Video Line - No Signal DTC is reported, the techn
Quick answer
B14FB-31 is documented as “Video Line - No Signal.” For the listed Jeep vehicles, the verified manufacturer communication directs technicians to inspect the Night Vision Camera (NVC) lens for cracking or damage when this DTC is reported.
This page separates verified manufacturer/regulator evidence from supporting material. Unsupported causes, repairs or safety conclusions are not guessed.
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1. What does B14FB mean?
B14FB-31 is documented as “Video Line - No Signal.” For the listed Jeep vehicles, the verified manufacturer communication directs technicians to inspect the Night Vision Camera (NVC) lens for cracking or damage when this DTC is reported.
2. Technical explanation
The supplied official manufacturer communication identifies B14FB-31 as a Video Line - No Signal DTC and references IPC B0125-02, “Night Vision Control Module—General Signal Failure.” Its first documented diagnostic step is to check the NVC lens for cracking or damage. Further diagnostic causes, test steps, and repair procedures are not yet established by verified evidence.
3. What system is affected?
Night vision system, including the Night Vision Camera (NVC) lens and the reported video signal path to the IPC.
4. How serious is this code?
Not yet established by verified evidence.
5. Symptoms you may notice
- A B14FB-31 Video Line - No Signal DTC is reported.
6. Possible causes
- A cracked or damaged Night Vision Camera (NVC) lens is specifically identified for inspection by the official manufacturer communication.
- Other causes are not yet established by verified evidence.
7. Can I still drive the vehicle?
Not yet established by verified evidence.
8. Can I charge the vehicle?
Not yet established by verified evidence.
9. What you can safely do
- Arrange diagnosis by a qualified Jeep service technician.
- Do not attempt high-voltage or electrical repairs based on this information.
- Have the technician inspect the NVC lens for cracking or damage, as directed in the official manufacturer communication.
10. Step-by-step troubleshooting
- If B14FB-31 is reported, inspect the Night Vision Camera lens for cracking or damage. This is the documented Step 1 in the supplied manufacturer communication.
- Additional troubleshooting steps are not yet established by verified evidence.
11. When to contact service
Contact an authorized Jeep dealer or qualified service facility for diagnosis, particularly if B14FB-31 is present.
12. What the service center may check
- Confirm the reported DTC is B14FB-31, Video Line - No Signal.
- Inspect the Night Vision Camera lens for cracking or damage.
13. Possible repair or resolution
- Repair resolution is not yet established by verified evidence. The supplied communication documents inspection of the NVC lens but does not provide a verified repair outcome in the available evidence.
14. Affected vehicles
- Jeep Grand Cherokee · 2022–2025 · US
- Jeep Wagoneer · 2022–2025 · US
15. Related TSBs / service bulletins
- NHTSA Manufacturer Communication PDF 11010743, S2408000119, published November 20, 2024. It addresses NVPM B14FB-31 Video Line - No Signal and directs inspection of the NVC lens for cracking or damage.
16. Recall information
- No recall information is established by the supplied verified evidence.
17. Official manufacturer information
Official source: NHTSA Manufacturer Communication PDF 11010743 (S2408000119), published November 20, 2024: https://static.nhtsa.gov/odi/tsbs/2024/MC-11010743-0001.pdf
19. Frequently asked questions
What does Jeep code B14FB-31 mean?
The verified communication identifies B14FB-31 as “Video Line - No Signal.”
What should be checked first for B14FB-31?
The documented first step is to check the Night Vision Camera lens for cracking or damage.
Which vehicles are covered by the supplied evidence?
US-market 2022–2025 Jeep Grand Cherokee and 2022–2025 Jeep Wagoneer vehicles.
Is it safe to drive or charge with B14FB-31?
Not yet established by verified evidence.