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OBD2 Tools

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How to read and write Mercedes edc17cp46 by Ktag

Publié par JTAC sur 3 Août 2017, 19:41pm

Catégories : #ktag, #k-tag, #ktag v7.020, #fgtech galletto

It’s possible to make full read of Mercedes ML w166 edc17cp46 with Ktag master clone and trasdata software?

Yes,work 100%

ktag-mercedes-w166

ECU: Mercedes ML w166 bosch edc17cp46

 

Both Fgtech Galletto v54 clone and Ktag OK for Mercedes edc17cp46?

 

read and write edc17cp46 2013 and unlock tprot with Galletto v54eu:

90% of EDC17cp46 can be read/write in Boot mode with Galleto V54 ! after you have read and save just bypass TPROT in file !

 

Actually, no one Fgtech clone work on this ecu, missing password. So you can not read ecu with Fgtech ! Use Transdata or K-tag with GPT optione !

 

How to read Mercedes bosch edc17cp46 with Ktag?

when you read with Ktag, after full read (saved) Don’t turn off power supply and press patch … and Ktag will automatically write Patched files back to ECU. and the same time Ktag will save Patched file as well in you saved folder where you save this file. you can use this saved patched file to flash with Kess(OBD).
Step 1: Read password

Please connect the Tricore cable as shown in the picture below

Connect described the R3 and R4 pin with the special adapter as shown in the picture

(expand your TriCore cable with R3 and R4)

Do not connect the 1-kOhm boot pin

Read password file

Save the password file

 

Step 2: Read or write data of control unit

Please connect the Tricore cable as shown in the picture below

Connect the boot pin with specified boot resistance (1-kOhm)

Connect the boot pin with resistance 1-kOhm to ground/GND

Continue with the respective action, reading and writing

It will open a new window in which you can select File password

Select your password files you saved previously, and press Open

Begin to Read/Write

 

Control unit location:

The new TriCore password function is supported only by Dual 1 and Dual 2.

 

Explanation of the car terminals:

Klemme (15) = +12Volt switch power/Geschaltetes Plus

Klemme (30) = +12Volt permanent Power/dauer Plus

Klemme (31) = GND Ground/Masse – GND Ground/Masse

K-Line      = K-Line ISO 9141 On Board Diagnostics vehicle network interface

CAN High    = CAN High Controller Area Network

CAN Low     = CAN Low Controller Area Network – CAN Low Controller Area Network

 

Ktag v7.020 mercedes edc17cp46 wiring diagram:

KTAG-READ-mb-edc17cp46-1

KTAG-READ-mb-edc17cp46-2

KTAG-READ-mb-edc17cp46-3

Warning:

To use this protocol of communication you have to remove and open the ECU. It is a risky operation, to be done with great care and caution to avoid damaging the ECU beyond repair.
After opening the ECU and before proceeding with reading and/or programming, you are strongly advised to reconnect the unit to the vehicle and start the engine, to make sure it still works.
To use this protocol you also need to connect to the ECU connector through a cable, and solder one or more wires to the programming pads.
Incorrect or poorly made connections and solderings may damage the ECU, often beyond repair.
Under no circumstances we shall be liable for any damage caused to the ECU during the opening, due to connections and soldering that do not comply with the instructions provided in this manual.
BY USING THIS PROTOCOL, YOU CONFIRM YOUR FULL AND UNCONDITIONAL ACCEPTANCE OF THIS TERMS AND CONDITIONS, YOU RELIEVE US FROM ANY RESPONSABILITY AND RENOUNCE TO ALL RIGHTS TO CLAIM ANY OMPENSATION.

http://blog.obdii365.com/2017/08/03/ktag-read-write-mercedes-w166-edc17cp46/

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