Reference meaning
What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
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Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Scan worksheet →Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
P1A0C-00Battery Energy Control Module System Voltage Low
Manufacturer communications
17Original wording in English
JEEP
Flash: Battery Pack Control Module (BPCM) Updates **Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):** ● **P0B28-00 - Hybrid/EV Battery “B” Voltage Unstable. ● P0BBE-00 - Hybrid/EV Battery Pack Voltage Variatio…
FORD, LINCOLN
This article supersedes TSB 22-2177 to update labor times from M-time to AP-time and add a limit. Some of the vehicles listed in the model statement above may exhibit an illuminated malfunction indicator lamp (MIL) with only diagnostic trouble code (DTC) P1A0C stored in the PCM. This may be due to the software in the powertrain …
FORD, LINCOLN
Certain 2020 - 2022 Model Year Aviator PHEV and Explorer PHEV Vehicles Reprogram Powertrain Control Module In all of the affected vehicles, if the vehicle is charging via the charging cable and the customer requests a remote start, disconnects the charging cable, and then drives the vehicle, the engine may not start when needed …
FORD, LINCOLN
Some 2020-2022 Explorer/Aviator Hybrid vehicles built on or before 11-Apr-2022 may exhibit an illuminated malfunction indicator lamp (MIL) with only diagnostic trouble code (DTC) P1A0C stored in the PCM. This may be due to the software in the battery energy control module (BECM). To correct the condition follow the Service Proce…
Check vehicle applicability
34A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Ford | ESCAPE ↗ | 2021 |
| Ford | ESCAPE ↗ | 2020 |
| Ford | ESCAPE ↗ | 2013 |
| Ford | ESCAPE ↗ | 2008 |
| Ford | ESCAPE HYBRID ↗ | 2021 |
| Ford | ESCAPE HYBRID ↗ | 2020 |
| Ford | ESCAPE HYBRID ↗ | 2005 |
| Ford | EXPEDITION ↗ | 2008 |
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.