Control Module Inputs

- INFO button (pin 14), see "Info and R Bottons".
- R button (pin 15), see "Info and R Bottons".
- Light sensor (pin 36), see "Lighting in EDU".
- Rheostat (pin 32), see "Lighting in EDU".
- Vehicle speed signal (pin 9), see "Speed Signal".
- Fuel signal (Trionic and Motronic) (pin 8), see "Fuel Consumption".
- Fuel level sensor (pin 33), see "Fuel Level Sensor".
- Outside temperature sensor (pin 35), see "Outside Temperature Sensor".
- Transmission range switch (pins 18, 19 and 20), see "Transmission Range Switch".
- CHECK ENGINE (Trionic and Motronic) (pin 12), see "Malfunction Indicator Lamp".
- Coolant level switch (pin 17), see "Level Switch, Coolant".
- Engine coolant temperature sensor (pin 34), see "Coolant Temperature".
- A/C, in (pin 10), see "A/C In".
- Parking heater (pin 3), see "Parking Heater".
- Scan tool diagnostics (pin 38), see "Scan Tool Diagnosis".
- Voltage supply +30 (pin 1), see "Control Module Voltage Supply and Grounding Points".
- Voltage supply +15 (pin 37), see "Control Module Voltage Supply and Grounding Points".
- Ground (pin 21), see "Control Module Voltage Supply and Grounding Points".