High Priority 98% confidence

Hissing from vents and slow loss of refrigerant

in Audi Q7 (2017-2025)

Symptoms

  • Weak cabin cooling
  • Hissing from vents
  • Musty mold odor from vents

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A/C Technical Specifications

(4M) e-tron

Refrigerant: R134a Amount (g): 890g Oil: G 052 535 M2 PAO 68 AA1 Oil (ml): 290ml

(4M)

Refrigerant: R1234yf Amount (g): 600-650g Oil: PAG YF ISO 46 Oil (ml): 150 - 180ml

(4M) kompresor Denso 6SES14 + 6SAS14

Refrigerant: R134a Amount (g): 700g Oil: PAG PAO 68 lub PAG ISO 46 Oil (ml): 110ml
See full specification

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