Mercedes-Benz 300 Series A/C refrigerant type and capacity
For the 2018 Mercedes-Benz 300 Series, the source defers to the under-hood decal for the refrigerant charge.
Shop A/C refrigerant Match the type on your under-hood decal
Key takeaways
- Check the under-hood decal for the Mercedes-Benz 300 Series charge.
- The charge is a full-system amount; a top-off adds far less.
- Do not mix refrigerant types or oils.
- A system that is empty has a leak - fix it before charging.
| Years | Engine | Refrigerant | Charge | Compressor oil |
|---|---|---|---|---|
| 2018 | 300 | Decal | See decal | See decal |
Recharge supplies for your Mercedes-Benz 300 Series
Buy the refrigerant type shown for your year and confirm it against the under-hood decal. R-1234yf cans cost more and need a matching coupler.
RefrigerantR-134a recharge can with a gaugeShop cans Manifold gauge setReads high and low side pressure properlyShop gauges Leak detection kitFind the leak before you spend on refrigerantShop kits
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Other Mercedes-Benz models
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Source: Four Seasons - Compressor / System Refrigerant & Lubricant Specs. The under-hood A/C decal is the primary source for your exact car - it overrides any table. Charges assume a clean system with a new drier.