Audi Workshop Service and Repair Manuals > A3 Mk2 > Heating, ventilation, air conditioning system | Auxiliary heating | Aux. heater/heater booster | Functional description of auxiliary heater | Auxiliary heater control sequence on load change (from full to part-load mode and vice versa)

Components of auxiliary heater > < Control sequence on start-up of auxiliary heater (also as additional heater)

Auxiliary heater control sequence on load change (from full to part-load mode and vice versa)

Auxiliary heater control sequence on load change (from full to part-load mode and vice versa)

Heating, ventilation, air conditioning system
Auxiliary heating / Aux. heater/heater booster
Functional description of auxiliary heater
Auxiliary heater control sequence on load change (from full to part-load mode and vice versa)

Components of auxiliary heater > < Control sequence on start-up of auxiliary heater (also as additional heater)