U3012 on the 2013 Ford C-max
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.
Nobody has written a description of this code yet.
| TSB 17-0015 | 2017-03-17. Service bulletin. SOME 2013-2016 C-MAX ENERGI VEHICLES MAY EXHIBIT AN INTERMITTENT STALL/NO CRANK WITH A STOP SAFELY NOW WARNING MESSAGE IN THE INSTRUMENT PANEL CLUSTER (IPC), ILLUMINATED MALFUNCTION INDICATOR LAMP (MIL) WITH BATTERY ENERGY CONTROL MODULE (BECM) DIAGNOSTIC TROUBLE CODES (DTCS) U3012, P0B37 AND/OR SECONDARY ON-BOARD DIAGNOSTIC MODULE-C (SOBDM-C) P0A0A. FOLLOW THE SERVICE PROCEDURE STEPS TO CORRECT THE CONDITION. |
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| SSM 46108 | 2017-02-04. Service bulletin. SOME 2013-2016 C-MAX PHEV VEHICLES MAY EXHIBIT AN INTERMITTENT STALL/NO CRANK WITH A STOP SAFELY NOW WARNING MESSAGE IN THE INSTRUMENT PANEL CLUSTER (IPC) WITH BATTERY ENERGY CONTROL MODULE (BECM) DTCS U3012,P0B37, AND/OR SECONDARY ON-BOARD DIAGNOSTIC MODULE C(SOBDMC) P0A0A. INSPECT LOW VOLTAGE INTERLOCK CIRCUITS, CYB03 AND CYB04 FOR AN INTERMITTENT SHORT TO GROUND. INSPECT THE CIRCUITS FOR WIRE CHAFING ON THE 10B689 HARNESS NEAR C4002 BETWEEN THE TRACTION BATTERY COVER PLATE AND THE TRACTION BATTERY, REMOVE THE AFFECTED CIRCUIT FROM THE CONNECTOR, APPLY HEAT SHRINK TUBING OVER THE CHAFED AREA OF THE CIRCUIT AND APPLY ANTI-ABRASION TAPE. SECURE THE 10B689 HARNESS TO PREVENT REPEAT OCCURRENCE. USE APPLICABLE LABOR OPERATIONS FROM SECTION 10 OF THE SERVICE LABOR TIME STANDARDS (SLTS) MANUAL. |
2 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.