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is part of the EDC17 (Electronic Diesel Control) family, often featuring a TC1797 microcontroller. It manages fuel injection, turbocharging, emission controls (DPF/SCR), and various sensors to ensure optimal engine performance and efficiency.
| Pin | Function | Notes | |-----|----------------------------------|---------------------------------------| | B1 | Ignition output #1 | Cyl 1/4 | | B2 | Ignition output #2 | Cyl 2/3 | | B3 | TDC sensor (CYP) | Top dead center (distributor) | | B4 | CKP sensor (crank position) | In distributor | | B5 | TPS (Throttle Position) | 0–5V signal | | B6 | ECT (Engine Coolant Temp) | Thermistor input | | B7 | O2 sensor | Narrowband (0–1V) | | B8 | BARO sensor (internal or MAP) | Manifold absolute pressure | | B9 | VSS ground | Sensor return | | B10 | Sensor ground (ECU) | Common ground for sensors | | B11 | +5V sensor reference | Power for TPS, MAP, etc. | | B12 | IAT (Intake Air Temp) | Air temp sensor | | B13 | ELD (Electric Load Detector) | Not used in all markets | | B14 | Knock sensor | Not used on 17C61 (pin empty) | | B15 | Battery backup (constant +12V) | Keep alive memory | | B16 | Switched +12V (ignition) | Main power | | B17 | ECU ground (power) | High current ground | | B18 | ECU ground (sensor) | Signal ground | | B19 | Alternator L terminal | Charge lamp control | | B20 | Service check connector | Connect to ground for flashing codes |
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: Reversing +12V power and Ground inputs across sensor pins will permanently blow out internal chip architecture. 17c61 ecu pinout
While specific assignments vary by vehicle manufacturer (e.g., Tata, Mahindra), standard Bosch EDC17 pin categories include: Power Supply : Main +12V/24V feeds and grounds.
Ensure the Boot pin is correctly soldered or connected to the precise test point on the PCB.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Mahindra Bosch EDC17C61 Pinout Guide | PDF - Scribd
Since a direct match for "17c61" may not be readily available, a systematic approach is required. Here is a step-by-step action plan to identify its pinout. Are you trying to , clone the ECU , or remap it
Check if the +12V Ign is connected. Many tools require ignition to be cycled.
The Bosch EDC17C61 is an Electronic Control Unit (ECU) widely used in modern diesel engines, particularly within the Volkswagen Audi Group (VAG), Mahindra, and various agricultural and commercial vehicle brands. It manages common rail fuel injection, turbocharging, and emission control systems. Understanding its pinout configuration is essential for automotive technicians, tuners, and diagnostic engineers performing bench flashing, cloning, or troubleshooting.
: Pin 1 (Typically marked 12V or BATT) +12V (Switched/Ignition) : Pin 2 (Controlled by the tool) GND (Ground) : Pin 3 (Common Ground) CAN High : Pin 68 CAN Low : Pin 80
For a complete vehicle-specific schematic, professional resources like ECU Design or official service manuals on Scribd provide high-definition diagrams and voltage charts to prevent accidental damage to the module. While specific assignments vary by vehicle manufacturer (e
Before wiring the module on a test bench, technicians must recognize the hardware architecture inside the enclosure: : Infineon Tricore SAK-TC1724.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Mahindra Bosch EDC17C61 Pinout Guide | PDF - Scribd
Sensors (analogue)