High Priority 97% confidence

Poor air conditioning performance and poor interior heating

in Mazda 3 (2014-2025)

Symptoms

  • Warning light on dashboard

DTC error codes

P0126:00

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A/C Technical Specifications

(BP)

Refrigerant: R1234yf Amount (g): 420-470g Oil: PAG YF ISO 46 Oil (ml): 110 - 140ml
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Other problems in 3

A/C cooling is weak and gradually loses performance

High Priority

Unusual noise and metallic grinding when A/C is on

High Priority

Air conditioning stopped cooling / no response to AC button

High Priority

No airflow from specific vents or clicking noise behind dashboard

High Priority

It is not possible to adjust the air supply temperature

High Priority

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