P0A7F

Battery Module Deterioration

NHTSA 10118043 ↗ NHTSA 10118170 ↗ NHTSA 10118839 ↗

FORD

This article supersedes TSB 22-2495 to update symptoms in the TSB title and issue, and an update to labor times, changing from MT time to actual time with a limit. Some of the vehicles listed in the Model statement above may exhibit at least one of the following conditions: - Illuminated powertrain malfunction (wrench) indicator…

MERCEDES-BENZ, MERCEDES-MAYBACH

Complaint The check engine light illuminates or the 48 V message is displayed in the instrument cluster Cause Fault code "P0A7F00" stored in the 48 V battery G1/3 and/or is current. Remedy 1. Check the SOHc of A66 48V battery. (For SOHr, see LI54.10-P-080199) 2. Carry out SOHc reset routine: - Switch on ignition - Read actual va…

MERCEDES-BENZ, MERCEDES-MAYBACH

Complaint For the potentially affected vehicles, excessively high aging of the battery was calculated at cold battery temperatures (<10°C) and the MIL activated accordingly, even though there is no corresponding high level of aging physically. In this regard, the fault code P0A7F00 "The age limit of the hybrid/high-voltage batte…

MERCEDES-BENZ

Complaint The check engine light illuminates or the 48 V message is displayed in the instrument cluster Cause Fault code "P0A7F00" stored in the 48 V battery G1/3 and/or is current. Remedy 1. Perform software update: In the given problem case, update the software for the control unit G1/3 - 48 V on-board electrical system batter…