17c61 Ecu Pinout Page

For tools like , PCMtuner , or KT200 , the typical connection points for the EDC17C61 (TC1724 processor) include:

Disclaimer: Pin assignments can vary by vehicle manufacturer. Always confirm with factory wiring diagrams for your specific chassis. 17c61 ecu pinout

| Pin | Signal | Wire Color (Typical) | Description | |-----|--------|----------------------|--------------| | A1 | Ignition Switched +12V | Red/White | Main relay power to ECU | | A2 | Permanent +12V | Red | Backup memory keep-alive | | A4 | Ground (Power) | Black/White | Main power ground (to chassis/battery) | | A5 | Ground (Sensor) | Brown/White | Sensor reference ground | | A7 | Injector Cyl 1 | Yellow/Black | Peak/hold injector driver | | A8 | Injector Cyl 2 | Yellow/Blue | | | A9 | Injector Cyl 3 | Yellow/Red | | | A10 | Injector Cyl 4 | Yellow/Green | | | A13 | Ignition Coil 1 | Green/Black | Logic signal to ignition module | | A14 | Ignition Coil 2 | Green/Blue | | | A15 | Ignition Coil 3 | Green/Red | | | A16 | Ignition Coil 4 | Green/Yellow | | For tools like , PCMtuner , or KT200

Common boot mode entry: Short a specific capacitor or test pad (rarely via external pin). For bench setups, supply +12V to A1 and A2, ground A4/A5, then connect CAN bus via C2/C3 for UDS flashing. For bench setups, supply +12V to A1 and