SEAT Leon MK4
Technical specifications of air conditioning and 3 documented fault patterns from real workshop repairs.
Most Common A/C Problems
Hissing from vents and slow loss of refrigerant
High Priority96%
No cold air from ventsWeak cabin coolingDifferent temperature on both sides of the cabinFrost or ice on pipes under the hood
Details
No possibility to control the air conditioning
High Priority95%
Frost or ice on pipes under the hood
Details
No airflow from specific vents or clicking noise behind dashboard
High Priority98%
No cold air from ventsDifferent temperature on both sides of the cabin
Details
A/C Technical Specifications
| Variant | Refrigerant | Amount (g) | Oil | Oil (ml) |
|---|---|---|---|---|
| IV - (KL) | R1234yf | 430-480g | PAG YF ISO 46 | 120 - 140ml |
| III - (5F) | R134a | 450-500g | PAG 46 | 120 - 140ml |
| II kompresor Denso 7SEU17C | R134a | 500 – 550g | PAG PAO 68 lub PAG ISO 46 | 130 – 150ml |
| II kompresor Sanden PXE16 | R134a | 500 – 550g | PAG PAO 68 lub PAG ISO 46 | 100 – 120ml |
| II kompresor Zexel DSC17E | R134a | 500 – 550g | PAG PAO 68 lub PAG ISO 46 | 105 – 135ml |
| II kompresor Denso 7SEU16C | R134a | 500 – 550g | PAG PAO 68 lub PAG ISO 46 | 180ml |
| Standard | R134a | 750 – 800g | PAG PAO 68 lub PAG ISO 46 | 120 – 150ml |
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Summary
- Documented faults
- 3
- Engine variants
- 7
- Average confidence
- 96%