FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Control Module Inputs/Outputs



Control module inputs





^ Power supply +30 (1)
^ Power supply +15 (20)
^ Ground (G41S)
^ Rheostat (16)
^ Steering wheel controls (633)
^ Coolant level, low (242)
^ Washer fluid, low (195)
^ Filament monitor (228B)
^ Outside temperature sensor (286)

Control module inputs, bus





^ Position light (on/off) from DICE (628)
^ Rear fog lights broken (yes/no) from DICE (628)
^ LH direction indicators (on/off) from DICE (628)
^ RH direction indicators (on/off) from DICE (628)
^ Sound from DICE (628), TWICE (632), ACC (216), AUDIO (353), MIU (540), PSM (357dk), Trionic (430), SPA (630)
^ LH rear light broken (yes/no) from TWICE (632)
^ RH rear light broken (yes/no) from TWICE (632)
^ LH brake light broken (yes/no) from TWICE (632)
^ RH brake light broken (yes/no) from TWICE (632)
^ High-level brake light broken (yes/no) from TWICE (632)
^ Brake lights (on/off) from TWICE (632)
^ Test brake lights (ON/OFF) from TWICE (632)
^ Horn (ms) from TWICE (632)
^ Text message from TWICE (632). ACC (216), AUDIO (353). MIU (540), Trionic (430), TCM (502), SPA (630)
^ RDS time from AUDIO (353)
^ RDS date from AUDIO (353)
^ RDS month from AUDIO (353)
^ Vehicle speed (km/h, mph) from MIU (540)
^ Fuel level (liters) from MIU (540)
^ Odometer reading (km, miles) from MIU (540)
^ Engine running (on/off) from TRIONIC (430)
^ Fuel Consumed Since Start (ml) from Trionic (430)
^ Diagnostics communication

Control module outputs





^ Horn relay (68)
^ Parking heater relay (A)

Control module outputs, bus





^ Info Disp lamp (on/off) used by MIU (540)
^ Unit (°C / °F) used by ACC (216)
^ Language (Swedish, English, German, French, Italian, Spanish) used by ACC (216)
^ Steering wheel controls used by Audio (353)
^ Rheostat value (%) used by Audio (353), ACC (216), DICE (632), MIU (540)
^ Night Panel rheostat (%) used by Audio (353), ACC (216), DICE (632), MIU (540)
^ Clear (on/off) used by SPA (630)
^ Night Panel (on/off) used by Audio (353), ACC (216), DICE (632), MIU (540)
^ Display lighting (%) used by Audio (353), ACC (216), DICE (628), MIU (540)
^ Light intensity in cabin (lux) used by MIU (540)
^ Time engine switched off (min) used by ACC (216)
^ Outdoor temperature (°C / °F) used by ACC (216), TWICE (632), DICE (628)
^ Glass breakage sensor (on/off) used by TWICE (632)
^ Diagnostics communication.