Porsche Cayenne 9Y0915105J Lithium Battery Data Trouble Repair

New Porsche Cayenne 9Y0915105J lithium battery without correct 12V voltage if you measure it by multimeter.

Porsche Cayenne 9Y0915105J Lithium Battery Data Trouble Repair (1)

 

This battery has an activation relay inside. If it is low on power, data will be lost

Porsche Cayenne 9Y0915105J Lithium Battery Data Trouble Repair (2)

 

The activation relay does not work. There is no 12V voltage at the battery terminal.

Porsche Cayenne 9Y0915105J Lithium Battery Data Trouble Repair (3)

Follow the pinout about to build connection

 

At this time, we need to flash the data and charge the battery to about 13.5V

Porsche Cayenne 9Y0915105J Lithium Battery Data Trouble Repair (4)

The Freescale programmer chip model in the picture is SPC5644B

Porsche Cayenne 9Y0915105J Lithium Battery Data Trouble Repair (5) Porsche Cayenne 9Y0915105J Lithium Battery Data Trouble Repair (6)

 

For more repair case about Porsche,please refer to:Porsche Cayenne Repair Cases.

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