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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis (Single Page) >> General Information >> Heating, Ventilation & A/C (HVAC) >> Map - Heating, Ventilation, & Air Conditioning >> Heating, Ventilation & Air Conditioning Systems >> Control Heads (Function Selectors)

Control Heads (Function Selectors)

Condition Code Procedure
Attaching hardware broken A Require repair or replacement of hardware
Attaching hardware missing C Require replacement of hardware
Attaching hardware not functioning A Require repair or replacement of hardware
Connector (Weatherpack type) leaking A Require repair or replacement
Connector broken A Require repair or replacement
Connector melted, affecting performance A Require repair or replacement
NOTE: Determine cause and correct prior to repair or replacement of part.
Connector melted, not affecting performance 2 Suggest repair or replacement
NOTE: Determine cause and correct prior to repair or replacement of part.
Connector missing C Require replacement
Contaminated 2 Suggest require replacement
Leaking B Require repair or replacement
Malfunctioning A Require repair or replacement
NOTE: Includes inoperative, intermittent operation, or failure to perform all functions.
Melted, affecting performance A Require repair or replacement
Melted, not affecting performance   No service suggested or required
Terminal broken A Require repair or replacement
Terminal burned, affecting performance A Require repair or replacement
NOTE: Determine cause and correct prior to repair or replacement of part.
Terminal burned, not affecting performance 2 Suggest repair or replacement
Terminal corroded, affecting performance A Require repair or replacement
Terminal corroded, not affecting performance 2 Suggest repair or replacement
Terminal loose, affecting performance B Require repair or replacement
Terminal loose, not affecting performance 1 Suggest repair or replacement
Wire lead burned A Require repair or replacement
Wire lead conductors exposed B Require repair or replacement
Wire lead open A Require repair or replacement