Alientech Ktag 7.020 (Clone or Original Master unit).
: If Ktag reads a backup but fails to show ID, it may be due to an incorrect protocol version or a clone hardware limitation. How to read Mercedes EDC17CP57 with Ktag 7.020 GPT cable
The EDC17CP57 typically has a specific set of pads for reading in Bootmode/GPT mode. You will need to identify the following points on the board: Alientech Ktag 7
: Open K-Suite and select "Protocol" or use the car icon to navigate to Mercedes models (e.g., W166 GLE/ML) that use the EDC17CP57. You will need to identify the following points
Locate the main wiring harness pins on the ECU socket and connect the color-coded leads from your Ktag GPT cable exactly as follows: Signal Type Wire Color on Ktag Cable Mercedes EDC17CP57 Pin Location Pin 5, Pin 6 (Connect to both for adequate amperage) Ground (GND) CAN High (CAN H) CAN Low (CAN L) GPT 1 Signal Pin 53 (Frequency reference line) GPT 2 Signal Pin 54 (Clock synchronization line)
Do not apply external voltage or resistors to the grey line; Ktag natively regulates the grounding cycle required to command the Infineon TC1793 chip into engineering mode. The Reading Process in K-Suite EDC17CP57 Bench Cable – Fast, Safe Bench Flashing | COBD
A stabilized 12V to 13.8V power supply providing at least 2.5A to 3A. Note: Do not rely solely on USB power; the Go to product viewer dialog for this item.