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P1A15 on the 2012 Mitsubishi i-MiEV

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.

Bulletins for this model year that name P1A15
TSB-15-54-0032020-01-28. Service bulletin. Information in this TSB replaces the diagnostic procedure for DTC P1A15 High-voltage system error (1).
TSB-12-54-0142020-01-25. Service bulletin. This TSB provides revised trouble shooting procedures for EV-ECU diagnostic codes P0AA1, P0AA4, P0AE2, P1A15, P1A16, P1A17, P1A26, and P1AF2.
TSB-15-54-0032015-09-11. Service bulletin. MITSUBISHI: SOME VEHICLES SERVICE MANUALS HAVE NEW INFORMATION REGARDING THE REPLACEMENT OF DIAGNOSTIC PROCEDURE FOR DTC P1A15 HIGH VOLTAGE SYSTEM ERROR. MODEL 2012-13 I-MIEV. *PE

3 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.