Mercury Mariner coolant capacity
Total cooling-system coolant capacity for the Mercury Mariner, by generation and engine, in quarts and liters.
| Engine | Capacity | Liters |
|---|---|---|
| 2.3 16V | 7.1 qt | 6.7 L |
| 2.5 16V AWD | 7.4 qt | 7 L |
| 3.0 V6 AWD | 9.5 qt | 9 L |
| 3.0 V6 | 10.6 qt | 10 L |
| Hybrid 2.5 16V AWD | 3.7 qt | 3.5 L |
Capacity is the full cold-fill for the whole system. Top up to the marked level and use the coolant type specified in your owner's manual. Source.