P0A7F · Материалы производителя

FORD · 2026-03-09

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 with diagnostic trouble code (DTC) P27B4 stored in the primary drive control module (PDCM) - Charge status indicator (CSI) and hazard-stop safety now indicator blinking red with DTC P0A7F stored in the battery energy control module (BECM) and/or DTC P0CF7 stored in the secondary on-board diagnostic module A (SOBDM) (also referred to as the battery charger control module ÝBCCM ̈) This may be due to the software in the SOBDM/BCCM.

MERCEDES-BENZ, MERCEDES-MAYBACH · 2026-02-19

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 value 209 in XENTRY Diagnostics at G1/3 (48 V battery) "State of Health Capacity-SOHC" Valid for OBD markets -- If the value is > 80%, no restoration process required -- If the value is < 81%, continue with the following steps - Discharge Powerpack in vehicle - At SOC < 25%: Stop discharge and bring vehicle to sleep - >1.5h after vehicle sleep: Start engine and charge Powerpack to SOC >65% - At SOC > 65%: Stop operation and bring vehicle to sleep - >1.5h after…

MERCEDES-BENZ, MERCEDES-MAYBACH · 2026-01-14

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 battery module has been reached" is displayed in the N127 PTCU control unit and/or A66 battery module control unit (48 V battery). Cause Faulty computation of the age limit of the 48 V battery. Remedy Step 1: Software update of A66 battery module (48 V battery) Step 2: Perform reset routine: 2.1 Read out actual value 056 in A66 control unit (age limit SOH-R) a. If SOH-R <= 125%: Delete fault memory in PTCU control unit (N127) and 48 V battery (A66). Process ended. b. If…

MERCEDES-BENZ · 2025-12-03

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 battery (48V LIB) : --> Remedy SW A0019020424 25/12 2. Carry out SOH reset routine: - Switch on ignition - Read actual value 209 in XENTRY Diagnostics at G1/3 (48 V battery) "State of Health Capacity-SOHC" Valid for OBD markets -- If the value is > 80%, no restoration process required -- If the value is < 81%, continue with the following steps Valid for non-OBD markets -- If the value is > 75%, no restoration process required -- If the value is < 76%, continue with the…

MERCEDES-BENZ · 2025-10-27

Complaint Suspension fault message: “Drive max. 50 mph” Fault code P0A7F53 - The aging limit of the high-voltage battery module has been reached. Cause Incorrect determination of the aging limit of the 48V battery due to a software error. If fault code P0A7F53 is set, the 48V battery irreversibly ceases to function, resulting in limited operation of the electric roll stabilization (eARS). Remedy Replacement of the 48V battery and flashing the current software for the control unit LIB48_177.

MERCEDES-BENZ · 2025-10-06

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 Update the 48V battery to SW 25/12 A0019020424 Then perform the following measures: - Switch on ignition - Read out actual value 209 in XENTRY Diagnosis for G1/3 (48 V battery) "State of Health Capacity-SOHC" -- If the value > 80% doesn't require a healing process -- If the value is < 80%, continue with the following steps Carry out capacity healing procedures: - Discharge 48 V battery in vehicle with ignition "On" and check the SOC of the 48 V battery in the workshop menu of the instrument cluster - At SOC <30%: Stop discharge and lock vehicle - with key out of range; (Bus idle) -Charging the 48V…

AUDI · 2025-09-30

This bulletin provides information when the DTCs P0A7F00 / P0EDD00 / P0EDE00 / P0EDF00 / P0EE000 / P0EE100 / P2CCC00 / P2CCD00 are present in 008C.

MERCEDES-BENZ · 2025-08-01

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 Update the 48V battery to SW 25/12 A0019020424 Then perform the following measures: - Switch on ignition - Read out actual value 209 in XENTRY Diagnosis for G1/3 (48 V battery) "State of Health Capacity-SOHC" -- If the value > 80% doesn't require a healing process -- If the value is < 80%, continue with the following steps Carry out capacity healing procedures: - Discharge 48 V battery in vehicle with ignition "On" and check the SOC of the 48 V battery in the workshop menu of the instrument cluster - At SOC <30%: Stop discharge and lock vehicle - with key out of range; (Bus idle) - After 1.5h bus idle:…

MERCEDES-BENZ · 2025-08-01

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 Update the 48V battery to SW 25/12 A0019020424

FORD · 2025-07-25

This article supersedes TSB 22-2491 to update labor times from M-time to AP-time and add a cap. Some of the vehicle listed in the model statement above may exhibit at least one of the following conditions: - Illuminated red triangle with diagnostic trouble code (DTC) P27B4 stored in the secondary on-board diagnostic module C (SOBDMC) - Charge Status Indicator (CSI) is blinking red with DTC P0A7F stored in the battery energy control module (BECM) - DTC P0CF7 stored in the secondary on-board diagnostic control module (SOBDM) This may be due to an unsecured plug-in electric vehicle supply equipment (EVSE). To correct the condition, follow the Service Procedure to reprogram the SOBDM.

MERCEDES-BENZ · 2025-05-27

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 Perform guided test for fault code "P0A7F00". Important! To ensure a bus idle of 90 minutes is achieved, the vehicle should be locked and the key placed a minimum of 30 feet from the vehicle) See SI82.85-P-0046A

MERCEDES-BENZ · 2025-04-24

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 Perform guided test for fault code "P0A7F00". Important! To ensure a bus idle of 90 minutes is achieved, the vehicle should be locked and the key placed a minimum of 30 feet from the vehicle)

AUDI · 2025-03-18

This Reporting Obligation pre-repair requests that technicians contact the Technical Assistance Center (TAC) when one of several DTCs appear; P0BBD, P0A7F00, PEDD00, PEDE00, PEDF00, P0EE000, P0EE100, P2CCC00, P2CCD00.

MERCEDES-BENZ · 2025-03-06

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 Perform guided test for fault code "P0A7F00". Important! To ensure a bus idle of 90 minutes is achieved, the vehicle should be locked and the key placed a minimum of 30 feet from the vehicle) See SI82.85-P-0046A

AUDI · 2025-02-20

This Reporting Obligation pre-repair requests that technicians contact the Technical Assistance Center (TAC) when one of several DTCs appear; P0BBD, P0A7F00, PEDD00, PEDE00, PEDF00, P0EE000, P0EE100, P2CCC00, P2CCD00.

MERCEDES-BENZ · 2025-02-11

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 Perform guided test for fault code "P0A7F00". Important! To ensure a bus idle of 90 minutes is achieved, the vehicle should be locked and the key placed a minimum of 30 feet from the vehicle) See SI82.85-P-0046A

MERCEDES-BENZ · 2025-02-11

Complaint The engine warning 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 Perform guided test for fault code "P0A7F00". Important! To ensure a bus idle of 90 minutes is achieved, the vehicle should be locked and the key placed a minimum of 30 feet from the vehicle) See SI82.85-P-0046A

MERCEDES-BENZ, MERCEDES-MAYBACH · 2025-01-29

Complaint For the potentially affected vehicles, excessively high aging of the battery was calculated at cold battery temperatures (<50°F) 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 battery module has been reached" is displayed in the N127 PTCU control unit and/or A66 battery module control unit (48 V battery). Cause Faulty computation of the age limit of the 48 V battery. Remedy Do not replace any parts!! Step 1: Perform the software update of A66 battery module (48 V battery) After SW has been updated, perform the following reset procedure: Step 1: Read the State of Health Resistance - (SOH-R) Step 2: If SOH-R <=125%: Clear fault memory in…

MERCEDES-BENZ, MERCEDES-MAYBACH · 2025-01-07

Complaint For the potentially affected vehicles, excessively high aging of the battery was calculated at cold battery temperatures (<50°F) 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 battery module has been reached" is displayed in the N127 PTCU control unit and/or A66 battery module control unit (48 V battery). Cause Faulty computation of the age limit of the 48 V battery. Remedy Do not replace any parts!! Step 1: Perform the software update of A66 battery module (48 V battery) After SW has been updated, perform the following reset procedure: Step 1: Read the State of Health Resistance - (SOH-R) Step 2: If SOH-R <=125%: Clear fault memory in…

MERCEDES-BENZ · 2024-12-11

Complaint Customer states CEL is on. Cause Quick test shows FC P0A7F00 The state of health limit of the hybrid/high-voltage battery module has been reached. No drivability concerns occurred and vehicle drives as normal. Remedy Do not replace any parts!! 254: SW has been released. Ensure all Add-ons are installed. Update A66 with the latest SW A 000 903 51 75 MY24 206: SW has been released. Ensure all Add-ons are installed. Update A66 with the latest SW A 000 903 52 75 After SW has been updated, perform the following reset procedure: Step 1: Read the State of Health Resistance - (SOH-R) Step 2: If SOH-R <=125%: Clear fault memory in PTCU(N127) and 48V battery (A66). Procedure finished. If SOH > 125%: Drive for a duration of 60 minutes to retrain the SOH-R value. Step 3: Read the State of…

FORD · 2023-04-07

Some 2022-2023 F-150 Lightning vehicles may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) U3012, P062F, and/or P0A7F in the battery energy control module (BECM) and/or P0887 in the secondary on-board diagnostic control module-B (SOBDMB) or secondary on-board control module-C (SOBDMC). This may be due to a loose 12 volt positive or negative battery cable connection or loose ground connection. Prior to performing Workshop Manual (WSM) diagnostics, inspect both ends of the positive and negative battery cable connections and tighten if loose. Inspect connector C1168B and ground G127 for loose connections and tighten to 25 Nm (18 lb-ft). Refer to the Wiring Diagram for connector and ground locations. Perform the High Voltage Battery Capacity…

FORD · 2022-12-20

Some 2022 F-150 Lightning vehicles may exhibit an illuminated red triangle indicator lamp with diagnostic trouble codes (DTC) P27B4 in the primary drive control module (PDCM) or the CSI is blinking red with P0A7F in the battery energy control module (BECM) and/or P0CF7 in the battery charger control module (BCCM). This may be due to the software within the BCCM module. To correct the condition, follow the Service Procedure to reprogram the BCCM module.

FORD · 2022-12-16

Some 2021-2022 Mustang Mach-E built on or before 17-Sep-2022, 2022 e-Transit vehicles may exhibit an illuminated red triangle indicator lamp with diagnostic trouble code (DTC) P27B4 stored in the secondary on-board diagnostic control module C (SOBDMC) or the charge status indicator (CSI) is blinking red with DTC P0A7F stored in the battery energy control module (BECM) and/or P0CF7 stored in the secondary on-board diagnostic control module A (SOBDM). This may be due to an unsecured plug-in electric vehicle supply equipment (EVSE). To correct the condition, follow the Service Procedure to reprogram the SOBDM.

FORD · 2022-09-22

Some 2022 F-150 Lightning vehicles may exhibit an illuminated malfunction indicator (wrench) lamp and/or malfunction indicator lamp (MIL) with diagnostic trouble code(s) (DTCs) U3012, P062F, and/or P0A7F in the battery energy control module (BECM) and/or P0887 in the secondary on-board diagnostic control module-B (SOBDMB), secondary on-board control module-C (SOBDMC). This may be due to a loose 12 volt positive or negative battery cable connection. Prior to performing Workshop Manual (WSM) diagnostics, inspect both ends of the positive and negative battery cable connections and tighten if loose. If the cable is tight, continue with normal workshop manual diagnostics. Be sure to use the Ford Diagnosis and Repair System (FDRS) high voltage battery capacity relearn. This routine must be…

FORD · 2022-02-24

Some 2021 Mustang Mach-E vehicles may exhibit an illuminated powertrain malfunction (wrench) indicator and/or a malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0A7F and/or P062F in the battery energy control module (BECM). This may be due to the BECM software. To correct the condition, follow the Service Procedure to reprogram various modules starting with the powertrain control module (PCM) and perform BECM High Voltage Battery Capacity Relearn.

TOYOTA · 2020-08-05

TSB: Some 2003 ? 2020 model year Prius, Prius C, Prius V; 2006 ? 2019 model year Highlander Hybrid Vehicle; 2007 ? 2020 Camry Hybrid Vehicle; 2013 ? 2020 model year Avalon Hybrid Vehicle; 2016 ? 2020 model year Mirai and RAV4 Hybrid Vehicle; and 2020 model year Corolla Hybrid Vehicles may exhibit a MIL ON condition with Diagnostic Trouble Codes (DTCs) P0A80/P1AC000 and/or P0A7F/P1A8000 stored due to dust or debris buildup in the HV battery cooling fan and/or HV cooling filter. Follow the procedure in this bulletin to address this condition.

TOYOTA · 2019-11-13

TSB: REVISION NOTICE November 13, 2019 Rev2: ? The Warranty Information section has been updated. July 02, 2019 Rev1: ? The Applicable Warranty section has been updated. Any previous printed versions of this bulletin should be discarded. Some 2004 ? 2009 model year Prius vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P0A80 or P0A7F stored due to dust or debris buildup in the HV battery cooling fan. Follow the Repair Procedure in this bulletin to address this condition.

TOYOTA · 2019-07-02

TSB: REVISION NOTICE July 02, 2019 Rev1: ? The Applicable Warranty section has been updated. Any previous printed versions of this bulletin should be discarded. Some 2004 ? 2009 model year Prius vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P0A80 or P0A7F stored due to dust or debris buildup in the HV battery cooling fan. Follow the Repair Procedure in this bulletin to address this condition.

CHEVROLET · 2017-06-20

17228 - Customer Satisfaction Program. Certain vehicles, equipped with an automatic transmission (RPO MKV), may exhibit a condition where the driver notices a ?Propulsion Power is Reduced? message in the driver information center. This condition is sometimes accompanied by the diagnostic trouble code P0A7F or a significant decrease in actual electric vehicle range. The driver may also notice the engine running at consistently higher power than normal to propel the vehicle and acceleration is slower than expected. Dealers are to reprogram the hybrid powertrain control module 2.

CHEVROLET · 2017-01-12

This Preliminary Information communication provides information to the technician for vehicles that may have a Service Engine Soon lamp and a current or history Diagnostic Trouble Code P0A7F. Technician will need to Service Programming System program the Hybrid Powertrain Control Module 2.