EV Diagnostics
Verified EV diagnostic knowledge page

Nissan P1B01

62 for “Cell voltage circuit” is stored as PAST and does not return as CURRENT when erased, OR  DTCs P1B30-11, P1B39-11, P1B3A-11, P1B3B-1

DriveNot yet established by verified evidence.
ChargeNot yet established by verified evidence.
ServiceContact a Nissan dealer or qualified EV service facility for diagnosis, particularly if the listed BMS DTC condition is present.
Confidence95%

Quick answer

For certain 2023 Nissan ARIYA vehicles in the U.S., Nissan bulletin NTB23-075A covers P1B01-62 (“Cell voltage circuit”) when it is stored as PAST and does not return as CURRENT after erasure, or specified related BMS DTCs are present.

This page separates verified manufacturer/regulator evidence from supporting material. Unsupported causes, repairs or safety conclusions are not guessed.

Video guides

Watch Videos

Relevant videos play here without leaving this diagnostic page.

No sufficiently relevant embeddable video has been accepted for this diagnostic yet.

Videos are supporting material and never override OEM or regulator evidence.

1. What does P1B01 mean?

For certain 2023 Nissan ARIYA vehicles in the U.S., Nissan bulletin NTB23-075A covers P1B01-62 (“Cell voltage circuit”) when it is stored as PAST and does not return as CURRENT after erasure, or specified related BMS DTCs are present.

2. Technical explanation

Verified evidence places this DTC condition in the Battery Management System (BMS), under the HV BATTERY or High Voltage Battery 2. The verified bulletin condition specifically distinguishes a PAST P1B01-62 that does not return as CURRENT after clearing.

3. What system is affected?

HV BATTERY or High Voltage Battery 2 Battery Management System (BMS).

4. How serious is this code?

Not yet established by verified evidence.

5. Symptoms you may notice

  • A qualifying BMS diagnostic trouble code may be stored: P1B01-62 for “Cell voltage circuit” as PAST, without returning as CURRENT when erased.

6. Possible causes

  • 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

  • Have the vehicle evaluated by a Nissan dealer or qualified EV service facility.
  • Do not attempt high-voltage battery or BMS repairs yourself.

10. Step-by-step troubleshooting

  1. Confirm whether the vehicle is a 2023 Nissan ARIYA in the U.S.
  2. Use appropriate diagnostic equipment to check the HV BATTERY or High Voltage Battery 2 BMS for P1B01-62 and the related DTCs identified in NTB23-075A.
  3. For P1B01-62, determine whether it is stored as PAST and whether it returns as CURRENT after it is erased.

11. When to contact service

Contact a Nissan dealer or qualified EV service facility for diagnosis, particularly if the listed BMS DTC condition is present.

12. What the service center may check

  • Check the HV BATTERY or High Voltage Battery 2 BMS for P1B01-62.
  • For P1B01-62, verify whether it is PAST and does not return as CURRENT after erasure.
  • Check for P1B30-11, P1B39-11, P1B3A-11, and P1B3B-1.

13. Possible repair or resolution

  • Not yet established by verified evidence.

14. Affected vehicles

15. Related TSBs / service bulletins

  • Nissan NTB23-075, reported by NHTSA as Manufacturer Communication 10246439, published November 15, 2023.
  • Nissan NTB23-075A, reported by NHTSA as Manufacturer Communication 11002534, published April 23, 2024. The bulletin evidence applies to the listed BMS DTC condition on certain 2023 Nissan ARIYA vehicles in the U.S.

16. Recall information

  • Not yet established by verified evidence.

17. Official manufacturer information

Official NHTSA-hosted Nissan bulletin: NTB23-075A / Manufacturer Communication 11002534, https://static.nhtsa.gov/odi/tsbs/2024/MC-11002534-0001.pdf

19. Frequently asked questions

What does P1B01-62 refer to in the verified bulletin?

It is identified as “Cell voltage circuit” and is covered when stored as PAST and it does not return as CURRENT after erasure.

Which vehicle is supported by the verified applicability data?

2023 Nissan ARIYA vehicles in the U.S.

Which related codes are listed in NTB23-075A?

P1B30-11, P1B39-11, P1B3A-11, and P1B3B-1.

Does the evidence say the vehicle is safe to drive or charge?

No. Drive and charging status are not yet established by verified evidence.

20. Sources & verification

Verified
Nissan P1B01: 62 for “Cell voltage circuit” is stored as PAST and does… | EV Diagnostics