Cold-Start Interlock

Purpose and Operation
In order to avoid unpleasant draft during the warm-up phase (up to 30°C (86°F) left heater sensor temperature), the blower is switched to minimum, the air distribution flaps to defrost program and the compressor/[1][2]auxiliary fan and auxiliary water pump switch to "OFF". The cold start interlock is reset to "ON" after ignition "OFF" -> "ON" and heater sensor temperature 30°C (86°F).