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Control module inputs (MIU2)

Control module inputs (MIU 2)


• Speed signal from the ABS control module, see .

• RPM signal from the engine management system, see .

• Temperature signal from the ICE control module

• Fuel level from the fuel level transmitter, see .

• Fuel consumption signal from the engine management system, see .

• Charging pressure signal from the TRIONIC engine management system, see .

The six lamps below also light up the central warning lamp.

• ABS (ANTI LOCK) from the ABS control module, see

• Oil pressure from the oil pressure sensor, see

• Brakes from the brake fluid level sensor, see

• SRS 2 (SRS 2 is the central warning lamp) from the airbag control module, see

• Handbrake, only at speeds above 5 km/h, see

• Charging lamp, see

• Input signals (pins 3 and 4)

- Display lighting signal from the SID unit, see

- Cabin light intensity signal from the SID unit, see

- Rheostat signal from the SID unit, see

- INFO DISPL from the SID unit, see

- BLACK PANEL from the SID unit, see

- Diagnosis from the data link connector


The following inputs are for indicator and warning lamps that are not controlled by the control module:


• TCS from the TCS control module, see

• TCS OFF from the TCS control module, see

• SHIFT UP from the engine management system, see

• CHECK ENGINE from the engine management system, see

• CHECK GEARBOX from the TCM control module, see

• SPORT from the TCM control module, see

• WINTER from the TCM control module, see

• CHECK ACS from the ACS control module, see

• "Door open" from the ICE control module, see

• EXH from the EXH relay, see

• SRS 1+ from fuse 18, see

• SRS 1- from the airbag control module, see

The intensity of the six lamps below is reduced when driving in the dark:

• LH direction indicator repeater from the ICE control module, see

• RH direction indicator repeater from the ICE control module, see

• Lights on from the lights switch, see

• Rear fog light from the rear fog light switch, see

• CRUISE from the Cruise Control system, see

• Main beam lamp from the ICE control module, see