200 Quattro Wagon L5-2226cc 2.22L SOHC Turbo (MC) (1989)
Control Module HVAC: Testing and Inspection
The A/C programmer should be tested within the complete system. See procedures described in Temperature Flap Regulating Servo Motor-Testing and
Inspection, and Vacuum Units and Flap Positions, at Electronic Climate Control-Testing and Inspection procedures.