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Diagnostic trouble code

P1B3A-11

P1B3A-11 Fault Code

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Car Codes diagnostic trouble code

P1B3A-11Diagnostic priority

…Battery 2 in the BMS (Battery Management System): DTC P1B01-62 for Cell voltage circuit is stored as PAST and does return as CURRENT when erased, OR DTCs P1B30-11, P1B39-11, P1B3A-11, P1B3B-11, P1B31-11 to P1B36-11; all for Module temperature sensor, AND/OR DTCs P1B60-12, P1B69-12, P1B6A-12, P1B6B-12, P1B61-12 to P1B68-12; all for Cell voltage circuit. ACTION Follow the SERVICE PROCEDURE in this bulletin to reprogram the HV BATTERY…

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Code interpretation

What P1B3A-11 means

This code indicates Vehicle fault code with verified manufacturer evidence Its precise meaning depends on the reporting control module, complete failure-type suffix, model year, powertrain and software level.

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Driver experience

Symptoms you may notice

A stored diagnostic trouble code or a related system warning.

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Test, do not guess

Possible causes

The precise cause depends on the reporting module, vehicle specification, circuit condition and software level.

Evidence-led checks

Recommended diagnostic route

Save the complete scan and confirm the code against model-specific technical information before testing.

  1. Capture the evidenceSave the complete all-module scan, code suffixes and freeze-frame data.
  2. Prove the basicsTest battery condition, system voltage, power and grounds.
  3. Identify the reporterConfirm the module that logged the code and check circuit integrity.
  4. Compare live dataReview commanded and actual values under the conditions that set the code.
  5. Test before replacingUse model-specific wiring diagrams, pin tests and technical information.
  6. Verify the repairClear the code only after recording evidence, then confirm it does not return.

Vehicle fitment

Vehicle applicability

Nissan Ariya

Before clearing

Can the code be cleared?

Clearing a code without fixing the cause removes useful evidence and may only switch the warning off temporarily. Save the full scan first; a permanent or repeatedly returning code needs testing.

A DTC is evidence, not a parts order.

Confirm the suffix, reporting module, model, year, engine and live data before replacing a component.

Verified public evidence

Manufacturer and model coverage

1 public manufacturer record match this search. These records support applicability research but do not replace VIN-specific workshop information.

P1B3A-11Nissan Ariya
ARIYA · 2023 · Powertrain

…Battery 2 in the BMS (Battery Management System): DTC P1B01-62 for Cell voltage circuit is stored as PAST and does return as CURRENT when erased, OR DTCs P1B30-11, P1B39-11, P1B3A-11,…

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