Repair manual price: 1200€ + Tax BUY REPAIR MANUAL HERE This operation manual is a proprietary business secret that outlines the successful refurbishment process for BMS Battery system. By following the provided instruction steps, which include text, images, and videos, you will be fully equipped to repair the BMS effectively and efficiently
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You can charge this service: 800€ . New OEM Battery is 2900€ You need 3 labor hours to deploy this repair
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Common causes:
Deep discharge
Deep discharge after crash
Short circuit on MHEV system
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Errors:
P1B90-00, P1BA3-00, P1BBO-00, P1BB3-00,
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Part numbers:
96510-73S00,
3-96510-73SV2-000,
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Tools needed (prepare it) :
VVDI Prog 12V Lab supply Online firmware file editor ( HERE ) OBD Diagnostic tool Weller soldering station
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BEGIN OF REPAIR PROCESS - STEPS
1- First, troubleshoot and confirm that you have encountered errors from the list retrieved via the diagnostic OBD tool. These errors can lead to a permanent lock of the Battery Management System (BMS), even after necessary repairs or battery recharge are made to the battery pack. In certain instances, such as when cells are deteriorated, leaked, or experiencing increased resistance in one cell, or if any other issue is present in the battery, attempts to reuse the battery pack will be futile because the BMS controller is indefinitely locked and requires a battery change as requested by OEM workshops. However, with our solution, you can repair the cell/pack and reprogram the BMS for reuse. In all cases mostly there is no cell damage, only BMS programmed defect due deep discharge
First step is to make diagnostic error reading from "Auxiliary Module" and print error codes. Then open driver side both doors and motor hood. Then disconnect 12V battery
MHEV battery is located under driver seat
Now follow instruction, remove 4 bolts holding seet to the floor and proceed with battery repair. On the battery cover remove 4 bolts marked red and remove LV connector marked green
Unterneeth the cover you will see BMS and other parts of battery system. Be carefull system is under...
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