How to Program Maserati Quattroporte 2004 All Keys Lost

A Maserati Quattroporte 2004 owner has lost all keys, straight remote key. Here is the locksmith solution on how to program a new key.

First try some OBD2 key programmers, SKP900, OBDSTAR X300, all failed. You have to remove BDM to write key.

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Main steps:
1.Remove BDM

Quattroporte BDM is located under the dashboard. Open the shell, find out and locate CPU.

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Xprog-M box higher version and VVDI Prog do have this cpu listed, but don’t have connection pinout. Spent a long time to analyse the CPU External alignment and finally connected it. It requires technical skills as well.

Read MC9S12 MCU eeprom via Xprog

Read eeprom data and save it.

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2 Write key.

Key Programmer options: TM100,FLY FVDI2 or OBD Terminator
Example by using FLY OBD Terminator

Open Tag key tool to write key

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TAG key tool has similar menu as VVDI2
Select region Europe, Quattroporte,Quattroporte,2004-9S12

Upload eeprom

TAG software will display original key data
select a unused key position

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place an ID48 into coil to write key

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It will generate new key data.
Re-write the new key data back to CPU.
Reinstall BDM and start key with the new chip key.

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If you need to program remote ,you can enter Fiat system and follow screen prompts to program.

How to Install & Use FVDI2 Based Diagnostic software V1.7 for VAG

This blog will guide you on how to install FVDI2 software V1.7 and how to use the software to read DTCs.

Part1: Installation

O.S: Windows XP (SP2 or later) Professional Version, Windows 7 Ultimate and Windows 8 Professional

Insert CD and open software V1.7

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Select language English and click [OK]

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Click Next and Install
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Installing, wait for a while…

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At the end of the installation, it will pop out the interface of selecting setup language, click [OK] to continue

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Then setup FVDI2 J2534 Driver, click [Next] and [install] to setup
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Setup FTDI CDM Driver, click [Extract]

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Click [Next]

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Select [I accept this agreement] and click [Next]

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Successfully setup the driver, click on [Finish]

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Completing FVDI2 V1.7 software setup, click on [Finish]

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Part2: Diagnosis

First of all, connect FVDI 2 with laptop. Picture shown as follow:

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Right click Computer-> Manage->Device Manager->Ports(COMS&LPT)

The USB Serial Port is COM4

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Then open [FVDI2 Based Software] on the desktop

Select [FVDI2] on the top menu, click VW icon and wait…

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Select version V24.0 and click on [close]

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Wait for a while, it is connecting to the interface

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Click on vehicle selection

Select Standard scan for modules and you can choose vehicle types now

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Engine Control module-> open

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Read DTCs

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Done!