2018 Ford Flex specs
Maintenance specs from the 2018 Ford Flex owner's manual. Open a spec for every version and the page it's printed on.
Engines covered: 3.5L Duratec, 3.5L Ecoboost
Engine & fluids
Tires & wheels
Capacities & towing
Coolant
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| 3.5L Duratec | 13.2 qtcapacity | “13.2 qt (12.5 L)” | PDF page 311 ↗ |
| 3.5L Ecoboost | 13.7 qtcapacity | “13.7 qt (13 L)” | PDF page 315 ↗ |
| All versions | Motorcraft® Orange Prediluted Antifreeze/Coolanttype | “Motorcraft® Orange Prediluted Antifreeze/Coolant” | PDF page 312 ↗ |
Transmission fluid
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| All versions | MERCON® LVtype | “Motorcraft® MERCON® LV Automatic Transmission Fluid” | PDF page 312 ↗ |
| 3.5L Duratec | 10.9 qtcapacity | “10.9 qt (10.3 L)” | PDF page 311 ↗ |
| 3.5L Ecoboost | 11.6 qtcapacity | “11.6 qt (11 L)” | PDF page 315 ↗ |
Lug nut torque
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| All versions | 100 lb-ft | “100 lb.ft (135 Nm)” | PDF page 304 ↗ |
Spark plugs
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| 3.5L Ecoboost | SP-534part number | “SP-534” | PDF page 308 ↗ |
Confirm with your own manual, dipstick or door-jamb label.
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