Jeep B1DB3
Right Power Side Step Motor - Circuit Open B1DB4-39 - Left Power Side Step Position Sensor - Signal Has Too Few Pulses / B1DB5-39 - Ri
Quick answer
For a 2026 Jeep Wagoneer in the US, verified evidence links DTC B1DB3-13 to a right power side-step motor circuit-open condition. The same official communication also addresses power side-steps/running boards that are not working properly, stuck, or inoperable.
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 B1DB3 mean?
For a 2026 Jeep Wagoneer in the US, verified evidence links DTC B1DB3-13 to a right power side-step motor circuit-open condition. The same official communication also addresses power side-steps/running boards that are not working properly, stuck, or inoperable.
2. Technical explanation
The supplied diagnostic record is titled B1DB3 and its verified NHTSA manufacturer communication identifies B1DB3-13 as: “Right Power Side Step Motor - Circuit Open.” The communication also references B1DB2-13 (left power side-step motor circuit open), B1DB4-39 (left power side-step position sensor signal has too few pulses), and B1DB5-39, although the supplied evidence truncates the latter description.
3. What system is affected?
Right power side-step/running-board motor circuit.
4. How serious is this code?
Not yet established by verified evidence.
5. Symptoms you may notice
- The power side-steps/running boards may not work properly.
- The power side-steps/running boards may be stuck.
- The power side-steps/running boards may be inoperable.
6. Possible causes
- A circuit-open condition associated with the right power side-step motor is identified by DTC B1DB3-13.
- Further underlying 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 through Jeep service or a qualified repair facility.
- Do not attempt electrical circuit or motor repairs based solely on this code.
10. Step-by-step troubleshooting
- Confirm the stored DTC suffix is B1DB3-13, because the supplied official communication specifies that variant.
- Document whether the right power side-step is not working properly, stuck, or inoperable for the service visit.
- Further diagnostic steps are not yet established by verified evidence.
11. When to contact service
Service need is listed as unknown in the supplied diagnostic record. However, an official NHTSA-posted Jeep manufacturer communication covers this condition; contact an authorized Jeep dealer or qualified service facility for diagnosis.
12. What the service center may check
- Check the official Jeep manufacturer communication 9100818 / NHTSA Manufacturer Communication 11033960 for applicable diagnostic and repair guidance.
- Specific inspection, test, or repair checks are not included in the supplied evidence.
13. Possible repair or resolution
- A verified repair resolution is not included in the supplied evidence.
14. Affected vehicles
- Jeep Wagoneer · 2026 · US
15. Related TSBs / service bulletins
- NHTSA Manufacturer Communication 11033960: 9100818, published June 9, 2026. The supplied summary concerns power side-steps/running boards that are not working properly, stuck, or inoperable and references B1DB2-13, B1DB3-13, B1DB4-39, and B1DB5-39.
- Applicability supplied: 2026 Jeep Wagoneer, US.
16. Recall information
- No recall information was supplied or established by verified evidence.
17. Official manufacturer information
Official source: NHTSA Manufacturer Communication 11033960: 9100818. https://static.nhtsa.gov/odi/ffdd/tsbs/TSBS_RECEIVED_2025-2026.zip#nhtsa_id=11033960
- NHTSA: NHTSA Manufacturer Communication 11033960: 9100818 · official_tsb
19. Frequently asked questions
What does B1DB3-13 mean on a 2026 Jeep Wagoneer?
The supplied official manufacturer communication identifies B1DB3-13 as “Right Power Side Step Motor - Circuit Open.”
What symptoms are associated with this issue?
The official communication states that power side-steps/running boards may not work properly, may be stuck, or may be inoperable.
Is it safe to drive or charge with B1DB3?
Not yet established by verified evidence.
Is there an official service communication?
Yes. NHTSA Manufacturer Communication 11033960, Jeep communication 9100818, is supplied as official TSB evidence for the 2026 Jeep Wagoneer in the US.