Ford Fiesta Mk I (EU)
Coolant capacity & service interval
Ford Fiesta Mk I (EU) coolant capacity ranges from 5,4 to 6,5 liters. Service intervals occur every 60000 km or 24 months. The data covers 4 configurations.
The configuration chart below lists fill volumes and service intervals for each engine and trim variant.
| Type | Specifications |
|---|---|
| Fiesta 1.0 (1980-1983) |
|
| Fiesta 1.1 (1980-1983) |
|
| Fiesta 1.3 (1980-1983) |
|
| Fiesta 1.6 XR2 (1980-1983) |
|
Additional Notes
- Across all four engine variants of the Ford Fiesta Mk I (EU) covered here, the coolant change interval is uniform at 60,000 km or 24 months under normal use conditions, whichever comes first.
- The 1.0 and 1.1 variants share an identical cooling system capacity of 5.4 liters, indicating the two smaller engines use the same basic cooling circuit volume despite their displacement difference.
- The 1.3 variant carries a cooling system capacity of 6.2 liters, a step up from the 5.4 liters seen in the smaller-displacement engines, reflecting the larger engine's greater thermal output and the additional coolant volume needed to manage it.
- The 1.6 XR2 holds the largest cooling system capacity among the four variants at 6.5 liters, consistent with the higher heat rejection demands of the performance-oriented engine in that trim.
- The progression from 5.4 liters in the 1.0 and 1.1, to 6.2 liters in the 1.3, and finally 6.5 liters in the 1.6 XR2 shows a clear relationship between engine displacement and cooling system volume across the 1980-1983 range.
- A cooling system capacity figure such as these represents the total volume of the entire circuit, including the engine block, cylinder head passages, radiator, and hoses, rather than just the radiator alone.
- The 24-month time limit on the coolant change interval reflects the chemical degradation of coolant additives over time, which occurs independently of mileage accumulation.