Porsche Cayenne 2018- cars have frequent problems with the 12v lithium battery. Here obdii365.com lists top 4 tools to repair the battery control board including CG100, Yanhua ACDP, Xhorse VVDI and Launch X431.
CG100/CG100X contains built-in data for Porsche 12V Lithium Battery repair.
Porsche Taycan MM9Z1J638
2 ways to connect to lithium battery module with CG100:
by solder free adapter
How to Repair:
1.Confirm the year of the vehicle and lithium battery
2.Remove battery control panel for repair
a. Backup original PFLASH and DFLASH
b. Write Pflash and Dflash.
3.Charge battery to rated voltage (please do not install battery control panel)
4.After charging is complete, install battery control panel back
2. Yanhua Mini ACDP and Module 23
Module 23 is designed for restoring 12V lithium battery data from Porsche 2018-2020 (SPC5644B).
ACDP uses a special interface board instead of welding wire. APP has automatic pin detection, perfect repair data. Data repair is safe and reliable.
Connect ACDP device, OBP+ICP adapter, interface board and module 23
If need repair data, select ‘Data Restore’ function and follow instructions to repair the battery.
If the original 12V Lithium Battery module is damaged, clone it, first run ‘Full backup’, then ‘Full Write’.
3. Xhorse VVDI
Xhorse also released Porsche 12V Lithium Battery repair function:
1.Xhorse VVDI PROG – Software V5.1.2
2.VVDI Key Tool Plus – Database V55
3.MINI PROG – Database V49
Connect by soldering.
Data and detailed diagrams are well prepared in the built-in database.
X431 supports Porsche Cayenne, Taycan 2018-2022 12V Lithium Battery repair (BMS repair) function.
Tablet will show you wiring diagram and step-by-step instruction. Image attached below:
Launch X431 Porsche BMS Repair:
5. Xtool KC501
KC501 Software V10.23 add read and write data for following
McLaren 12V lithium battery (MC9S12G128)
Land rover High-voltage battery (D70F3375)
Porsche Taycan 12V lithium battery (MM9Z1J638)
Porsche Cayenne 12V lithium battery (SPC5644B)
Audi 48V lithium battery (SPC5644B)
Audi A6 C8 BMW module (SPC5646C)
Audi Q7 BMS Module (SPC5746C)
Geely 48V lithium battery (MC9S12ZVCA192)
Land rover RFA module (SPC560B60L3)
You will need xtool tablets A80 Pro, X100 PAD2, PAD3, D7, D8, D9, D9 Pro etc to work with KC501 adapter.
Tablet will show you wiring diagram and instructions.