Smart Forfour (453)
Technical specifications of air conditioning and 3 documented fault patterns from real workshop repairs.
Most Common A/C Problems
No airflow and the blower does not work
High Priority98%
No blowing from vents
Details
Hissing from vents and slow loss of refrigerant
High Priority98%
No cold air from ventsMusty mold odor from vents
Details
No airflow from specific vents or clicking noise behind dashboard
High Priority95%
Air blows from incorrect vents
Details
A/C Technical Specifications
| Variant | Refrigerant | Amount (g) | Oil | Oil (ml) |
|---|---|---|---|---|
| (W453) | R1234yf | 300-350g | PAG YF ISO 46 | 80 - 110ml |
| (454) | R134a | 440g | A001 989 0803 PAO 68 lub PAG ISO 46 | 100ml |
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Summary
- Documented faults
- 3
- Engine variants
- 2
- Average confidence
- 97%