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

Heating, Ventilation & Air Conditioning Systems: Accumulators

Condition Code Procedure
NOTE: When replacing this component it is suggested to install or replace high and low side inline filters to prevent future component damage (see Code 5).
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
Beyond vehicle manufacturer's service interval 3 Suggest replacement
Desiccant at the end of its useful life (saturated with moisture) 1 Suggest repair or replacement
Desiccant bag deteriorated A Require replacement. Further inspection required
NOTE: Inspect system to determine effects of desiccant bag deterioration.
Leaking A Require repair or replacement
Threads damaged A Require repair or replacement
Threads stripped (threads missing) A Require replacement
Tubing connection leaking A Require repair or replacement