S40 L4-1.9L Turbo VIN 29 B4204T3 (2001)
Connect recirculation. Set the temperature regulation to maximum heat and the fan switch to maximum speed. All ventilation outlets should be fully
open. If the defroster position has been selected the compressor is under override control and can start up. Run the engine at operating temperature for 20
minutes to expel all moisture from the evaporator.
Removing power unit or fan resistor