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This series is discontinued. Check out the latest line of SMART Board interactive displays for education and business or access the support resources here. These resources are provided “as is” and won’t receive updates from SMART.
Visit the Discontinued products and customer support program page for more information. If your product is still under warranty, you can contact SMART support for assistance.
| Pin No. | Function | Description | | :--- | :--- | :--- | | | Upstream O2 Sensor Signal | Pre-cat Lambda sensor | | B2 | Upstream O2 Sensor Earth | Ground for Lambda heater/signal | | B3 | Downstream O2 Sensor | Post-cat monitoring | | B4 | Throttle Potentiometer 1 | Pedal position (Track 1) | | B5 | Throttle Potentiometer 2 | Pedal position (Track 2 - Safety) | | B6 | MAP Sensor Signal | Manifold Absolute Pressure | | B7 | Intake Air Temp (IAT) | Air temperature thermistor | | B8 | Coolant Temp Sensor | Coolant thermistor | | B9 | Knock Sensor Signal | Piezoelectric signal shield | | B10 | Knock Sensor Ground | Ground shield | | B11 | Speed Sensor (Crank) + | Engine speed (Inductive) Positive | | B12 | Speed Sensor (Crank) - | Engine speed (Inductive) Negative | | B13 | +5V Supply | Sensor reference voltage (MAP/TPS) | | B14 | Sensor Ground | Common ground return | | B15 | CAN High | CAN-Bus Communication Line | | B16 | CAN Low | CAN-Bus Communication Line | | B17 | +12V Battery (Permanent) | Keep-alive memory power | | B18 | Power Ground | ECU Main Ground | | B19 | Power Ground | ECU Main Ground | | B20 | AC Pressure Switch | A/C refrigerant pressure input | | B21 | Twincan / Second CAN | Secondary network (if equipped) | | B22 | Air Conditioning Request | Input from AC control panel | | B23 | Multi-function Inputs | Auto gearbox signal etc. | | B24 | Diagnostic / Flash | Flash tool trigger (Ground pin) |
For the 81-pin M7.9.7 variant, the following pins are critical for basic operation: Pin Number(s) 12, 13, 44, 63 Ignition Signal 1, 2, 4, 5 (for various cylinders) Ground (GND) 3, 51, 53, 61, 80 Main Relay Control Fuel Pump Relay K-Line (Diagnostics) Crankshaft Sensor 15 (Input A) Throttle Position (TPS) 32 (+5V Output), 16 (Signal) Coolant Temp Sensor Bench Connection and Programming Bosch M7 Ecu Pinout
: For ECU remapping, "boot mode" is often required. This frequently involves connecting specific grey (BOOT) and blue (CNF1) wires to internal lay-by pins located in the lower part of the unit. Safe Handling Practices When working with these pinouts: Bosch m7.8.0 Piaggio | PDF - Scribd | Pin No
Power & ground