Bosch M7 Ecu Pinout -

The Bosch M7 series manages several internal and external engine functions to ensure optimal performance and emissions compliance (EOBD).

| Variant | Used in | Key Differences | |---------|---------|------------------| | | Peugeot 206/307, Citroën Xsara | 81-pin; MAP+TPS blend; no CAN on early | | M7.9.8 | VW Golf IV 1.6 8V, SEAT León | Similar to 7.9.7; different injector sequencing | | ME7.5 | Audi A4 1.8T, VW Passat | 94-pin; drive-by-wire; boost control pin added | | M7.4.4 | Fiat Punto 1.2 8V | Reduced pin count (55-pin) | Bosch M7 Ecu Pinout

| Sensor | Typical Pin (T80) | Signal | | :--- | :--- | :--- | | | Pin 14 (Signal), Pin 34 (Shield) | AC Voltage | | Camshaft Position (CMP) | Pin 48 (Signal) | 5V Square wave | | Throttle Position (TPS) | Pin 66 (5V Ref), Pin 67 (Signal), Pin 68 (Ground) | 0.4V – 4.5V | | Coolant Temp (CTS) | Pin 44 (Signal) | Varies with temp | | Mass Air Flow (MAF) | Pin 20 (Signal) | 0–5V | The Bosch M7 series manages several internal and

This connector handles sensor inputs, power supply, and network communication. Citroën Xsara | 81-pin