High Priority 94% confidence
Unusual noise and metallic grinding when A/C is on
in Mazda 3 (2016-2024)
Symptoms
- No cold air from vents
- Irregular A/C operation
- Unusual noises when A/C is turned on
- Frost or ice on pipes under the hood
DTC error codes
Low Pressure Instability
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A/C Technical Specifications
(BP)
Refrigerant: R1234yf Amount (g): 420-470g Oil: PAG YF ISO 46 Oil (ml): 110 - 140ml
Other problems in 3
A/C cooling is weak and gradually loses performance
High PriorityUnusual noise and metallic grinding when A/C is on
High PriorityAir conditioning stopped cooling / no response to AC button
High PriorityNo airflow from specific vents or clicking noise behind dashboard
High PriorityIt is not possible to adjust the air supply temperature
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