How to Add Key to Porsche BCM 1N35H with Yanhua Mini ACDP No Soldering

October 31, 2018 Andrew Petrov porsche-key-programmer

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Yanhua Mini ACDP released new Porsche module– supporting newer Porsche year 2010 BCM key programming (add key & all keys lost.) No soldering. No removing components. With data backup and key refresh function, no risk of damaging BCM module.

Here’s the guide on adding a new key to Porsche BCM 1N35H (similar procedure goes to BCM 1L15Y, 5M48H and 2M25J).

Step 1: Make Connection

You should have ACDP Android/iOS mobile App downloaded and Porsche authorization opened before operation.

Connect ACDP device, OBP+ICP adapter, BCM interface board and BCM module.

Check the crystal oscillator package of BCM module:
EXT1 short-circuited for ceramic packed crystal oscillator ; EXT2 short-circuited for metal packed crystal oscillator.

Step 2: Read PFLASH data

Open ACDP App

Select Porsche function->Add key for new Porsche->ICP IMMO->MC9S12XEP100 (Mask 1N35H)->Add key (auto mode)

Note: ACDP will program keys for Porsche BCM 1L15Y, 5M48H, 1N35H and 2M25J.

Check PIN detection status to make sure well connection is built

Press Yes if the BCM module chip has been encrypted

Encrypting chip data

Reading PFLASH data

Save PFlash data

Pflash data was auto saved to D:/Program Files (x86)/Nanning Yanhua/PC-ACDP/WebResource/aliyun/devfile/fromdev/ATmatch/porsche/xxx folder

Step 3: Read EEPROM/DFLASH data

Reading EEPROM/DFLASH data

Save original EEPROM dump data

Save DFLASH data

Step 4: Add a New Key

Yanhua ACDP will display IMMO information, VIN, software number and keys info.

Confirm and press Continue

Keep the ACDP device power on. Disconnect the OBP+ ICP adapter and ACDP device firstly.
(Keep the OBP+ ICP adapter, BCM interface board and BCM module connected)
Connect the ACDP device to the BAV-key adapter and put the key into it