High Priority 95% confidence

Unstable A/C operation in AUTO mode / incorrect cabin temperature

in Volvo XC90 (2003-2025)

Symptoms

  • Weak cabin cooling
  • Irregular A/C operation

DTC error codes

DTC B1056

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A/C Technical Specifications

II silnik: B4204T11/T14T/20/T/23/T27

Refrigerant: R1234yf Amount (g): 650g Oil: 31369128 PAO 68 AA1 lub Oil (ml): b.d.ml

z Komo (h)

Refrigerant: R134a Amount (g): 700g Oil: PAG PAO 68 lub PAG ISO 46 Oil (ml): 180ml

Standard

Refrigerant: R134a Amount (g): 1000g Oil: 1161627 PAO 68 lub PAG ISO 46 Oil (ml): 180ml
See full specification

Other problems in XC90

Blower vents emit warm air when A/C is turned on

High Priority

Unusual noise and metallic grinding when A/C is on

High Priority

Blower vents emit warm air when A/C is turned on

High Priority

No airflow from specific vents or clicking noise behind dashboard

High Priority

The air conditioning panel has completely turned off (no response)

High Priority

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