High Priority 100% confidence

Air conditioning stopped cooling / no response to AC button

in Audi A4 (B9) (2008-2023)

Symptoms

  • Musty mold odor from vents
  • Fogging windows

DTC error codes

G395 no pressure

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A/C Technical Specifications

(B9)

Refrigerant: R1234yf Amount (g): 580g Oil: PAG ISO 46 YF Oil (ml): 110ml

(B9)

Refrigerant: R1234yf Amount (g): 480-530g Oil: PAG YF ISO 46 Oil (ml): 120 - 150ml

S4 / RS4 (B9) - Wersje z czynnikiem R134a (590g) oraz R1234yf (525g)

Refrigerant: R134a / R1234yf Amount (g): 525 / 590 ±15g Oil: ND-12 / SP-A2 / PAG46yf Oil (ml): 100 / 110ml
See full specification

Other problems in A4 (B9)

Slow loss of refrigerant or A/C system leakage

High Priority

Slow loss of refrigerant or A/C system leakage

High Priority

Hissing from vents and slow loss of refrigerant

High Priority

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