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Automotive ECU Tools

iecutool

Automotive ECU Tools

CG FC200 New V1.3.2.0 Upgrade Add VAG PCR2.1 Unlock

CGDI FC200 keeps evolving — stay ahead with every update.

New software V1.3.2.0 now supports VW, Mercedes-Benz, Foton & more!

FC200 Version 1.3.2.0
Added PCR2.1 lock/unlock function.
Added DTC off function for more vehicle models.
Added PCR2.1 lMMO off function.
Added ME9.7 "The three monitor not-ready" repair Function.
Added support for multiple new EcU types. (covering brands such as VW, Mercedes-Benz, Foton, JAC, etc.)


CG FC200 V1.3.2.0 Adds VAG PCR2.1 Unlocking in Boot Mode

FC200 now will lock and unlock Continental PCR2.1 ECU in boot mode. This version also do IMMO OFF within device without 3rd party software or device.


CG FC200 V1.3.2.0 Adds VAG PCR2.1 Unlocking in Boot Mode


Flex Bench Read and Write Process for GM Delco E88 ECM

Problem: Trying to write a Porsche Continental SDI6 ECU with Flex programmer. It asks for a password.

How to get the password?


Flex Porsche SDI6 ECU Asks for Password Solution

Possible solutions:

No password to server.

1).
Restart your laptop And try again happened once with me.

2).
Had the same issue once with bench, just changed the car model in the list (same protocol but different car model).

3). Or try to read and write via OBD mode.

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How to Use Flex to Read and Write GM Delco E88 ECM

Magic Motorsport Flex newly added some GM Global A Delco ECMs including E88.

Here comes the latest review on E88 ECM:

For anyone working with the new E88 protocol (this is obd on bench). They arent joking about 3 hours read time.

UPDATE:
Started again at 13:00 because of a power outage here. It’s been 3,5 hours. First section took about 45 min. Now its on 2nd. It’s at 54% and its 16:33 here. Let’s see how long it will take.
Also pro tip: don’t use another programmer while flex is reading, it will crash flex while reading and you can start over again.

After read data, send it to MMS tech support. They will add it to the vr server. Once VR becomes available for this ECU version, no user will need to perform a full read again — future operations will take just a few seconds.


Flex Read and Write GM Delco E88 ECM


How to Read and Write Volvo SID803A ECU with Foxflash

Foxflash new user feedback:

This is a Volvo ECU.

Siemens sid803A.
Done via foxflash.

Read ok.

Write ok.

Checksum by foxflash.

Note:
It was under full system.
Not in bench section.

All done under 5 min.

It worked without any problems.


Foxflash Read and Write Volvo Siemens SID803A ECU
Foxflash Read and Write Volvo Siemens SID803A ECU
Foxflash Read and Write Volvo Siemens SID803A ECU
Foxflash Read and Write Volvo Siemens SID803A ECU


CG FC200 Boot Mode Guide for VAG MED17.1 IMMO Off

The goal is to bypass the immobilizer on a VAG Med17.1 ECU. The initial attempt to connect with CG FC200 programmer in "platform mode" failed, with the software stating, "ECU doesn’t support platform mode." This necessitated a shift to a more involved "boot mode" process, which first requires reading the ECU’s security password.


CG FC200 VAG MED17.1 IMMO OFF in Boot
CG FC200 VAG MED17.1 IMMO OFF in Boot

There are 2 versions of boot mode wiring diagrams. First connected the hardware according to a standard wiring diagram for the ME17.1.

Upon clicking "Identification," the tool reported that the "ECU doesn’t support platform mode."


CG FC200 VAG MED17.1 IMMO OFF in Boot

The solution was to use a "Version 2" connection diagram for boot mode, which requires a physical modification to the ECU’s circuit board.

Two resistors must be soldered onto a specific integrated circuit (IC) on the ECU board. The diagram called for two 470-ohm resistors.


CG FC200 VAG MED17.1 IMMO OFF in Boot

He has no two 470ohm resistors in hand. Then he used three 150-ohm resistors in series for each point, achieving a total resistance of approximately 450 ohms — close enough for a successful connection.

Using a BDM frame for stability, the resistors were carefully soldered onto the designated points on the IC.


CG FC200 VAG MED17.1 IMMO OFF in Boot
CG FC200 VAG MED17.1 IMMO OFF in Boot
CG FC200 VAG MED17.1 IMMO OFF in Boot

With this custom connection in place, the software was able to successfully read the password directly. The password file was saved to the desktop for the next step.


CG FC200 VAG MED17.1 IMMO OFF in Boot

Load password file to read Dflash and Pflash data. Then save data.


CG FC200 VAG MED17.1 IMMO OFF in Boot
CG FC200 VAG MED17.1 IMMO OFF in Boot
CG FC200 VAG MED17.1 IMMO OFF in Boot
CG FC200 VAG MED17.1 IMMO OFF in Boot

Reading the ECU Data

After successfully reading the password, the hardware setup needs to be reconfigured for data reading and writing.

1. Reconfiguring the Connection:

The temporary resistors were desoldered and removed.

Following the "boot reading connection mode" diagram, a wire (a brown one in this case) was soldered to a specific point on the board.

The standard connections — power, ground, and the two CAN wires — were established.


CG FC200 VAG MED17.1 IMMO OFF in Boot

2. Reading the Flash Memory:

With the new connection, the "Identification" was successful.

The software then prompted for the password. The previously saved password file was loaded.

Read both the P-Flash and D-Flash data, saving these critical files to the desktop.

Writing the ECU data.

Modify the immo file.

Write the modified D-flash and P-flash back to ECU with FC200 programmer.

After both files were written, the Immo Off procedure was complete.


CG FC200 VAG MED17.1 IMMO OFF in Boot

Crucial Points to Remember:

Patience is Key: This is not a plug-and-play process. It requires careful soldering and multiple connection steps.

Hardware Modifications are Necessary: Be prepared to make physical changes to the ECU board, as boot mode often requires it.

Backup Everything: Always read and save the original flash files and the password before making any changes.

Stable Connection: A reliable connection to the ECU’s circuit board is paramount for successful communication throughout the process.

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