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Possible complaints >
< Possible complaints about refrigerant circuit
A4 Cabriolet Mk2
Heating, ventilation, air conditioning system
Air conditioner with refrigerant R134a / Air conditioner
Problems with refrigerant circuit / ssible_complaints_about_refrigerant_circuit/">Possible complaints about refrigerant circuit
Test requirements
Test requirements
Test requirements
l
Electrical system, vacuum system and air duct fault finding has not revealed any faults
→ Vehicle diagnostic tester
(„self-diagnosis“ or „Guided Fault Finding“ function for air conditioner),
→ Current flow diagrams, Electrical fault finding and Fitting locations
and
→ Heating, air conditioning
or
→ Air conditioning
.
l
Air conditioner self-diagnosis/Guided Fault Finding with the
→ Vehicle diagnostic tester
has not revealed any faults, no compressor shut-off criteria displayed in measured value block (vehicles with „air conditioner“ self-diagnosis only)
→ Heating, air conditioning
or
→ Air conditioning
or „Guided Fault Finding“ function
→ Vehicle diagnostic tester
.
Heating, ventilation, air conditioning system
Air conditioner with refrigerant R134a / Air conditioner
Problems with refrigerant circuit / ssible_complaints_about_refrigerant_circuit/">Possible complaints about refrigerant circuit
Test requirements
Possible complaints >
< Possible complaints about refrigerant circuit