Ford Flex (USA)

Automatic transmission fluid capacity & service interval

Ford Flex (USA) uses automatic transmission fluid with a capacity range of 9,5 to 11 liters. Service intervals include 15000 miles, 30000 miles, 30000 miles/ 3 months, and 150000 miles. The data covers 39 configurations.

The configuration chart below lists fill volumes and service intervals for each engine and trim variant.

TypeSpecifications
Flex 3.5 V6 (2018-2019)
  • Use: Severe
  • Capacity 10,3 liter
  • Change 30000 miles
  • Code: 6F50 6/1
Flex 3.5 V6 (2018-2019)
  • Use: Flexible (max)
  • Capacity 10,3 liter
  • Change 150000 miles
  • Code: 6F50 6/1
Flex 3.5 V6 (2018-2019)
  • Use: Normal
  • Capacity 10,3 liter
  • Change 150000 miles
  • Code: 6F55 6/1
Flex 3.5 V6 (2018-2019)
  • Use: Severe
  • Capacity 10,3 liter
  • Change 30000 miles
  • Code: 6F55 6/1
Flex 3.5 V6 AWD (2018-2019)
  • Use: Severe
  • Capacity 10,3 liter
  • Change 30000 miles
  • Code: 6F50 6/1
Flex 3.5 V6 AWD (2018-2019)
  • Use: Flexible (max)
  • Capacity 10,3 liter
  • Change 150000 miles
  • Code: 6F50 6/1
Flex 3.5 V6 AWD (2018-2019)
  • Use: Normal
  • Capacity 10,3 liter
  • Change 150000 miles
  • Code: 6F55 6/1
Flex 3.5 V6 AWD (2018-2019)
  • Use: Severe
  • Capacity 10,3 liter
  • Change 30000 miles
  • Code: 6F55 6/1
Flex 3.5 EcoBoost V6 AWD (2017-2019)
  • Use: Normal
  • Capacity 11 liter
  • Change 150000 miles
  • Code: 6F50 6/1
Flex 3.5 EcoBoost V6 AWD (2017-2019)
  • Use: Severe
  • Capacity 11 liter
  • Change 30000 miles
  • Code: 6F50 6/1
Flex 3.5 EcoBoost V6 AWD (2017-2019)
  • Use: Normal
  • Capacity 11 liter (Dry fill)
  • Change 150000 miles
  • Code: 6F55 6/1
Flex 3.5 EcoBoost V6 AWD (2017-2019)
  • Use: Severe
  • Capacity 11 liter (Dry fill)
  • Change 30000 miles
  • Code: 6F55 6/1
Flex 3.5 EcoBoost V6 AWD (2016-2017)
  • Use: Normal
  • Capacity 11 liter
  • Change 150000 miles
  • Code: 6F50 6/1
Flex 3.5 EcoBoost V6 AWD (2016-2017)
  • Use: Severe
  • Capacity 11 liter
  • Change 30000 miles
  • Code: 6F50 6/1
Flex 3.5 EcoBoost V6 AWD (2016-2017)
  • Use: Normal
  • Capacity 11 liter (Dry fill)
  • Change 150000 miles
  • Code: 6F55 6/1
Flex 3.5 EcoBoost V6 AWD (2016-2017)
  • Use: Severe
  • Capacity 11 liter (Dry fill)
  • Change 30000 miles
  • Code: 6F55 6/1
Flex 3.5 V6 (2016-2018)
  • Use: Severe
  • Capacity 10,3 liter
  • Change 30000 miles
  • Code: 6F50 6/1
Flex 3.5 V6 (2016-2018)
  • Use: Flexible (max)
  • Capacity 10,3 liter
  • Change 150000 miles
  • Code: 6F50 6/1
Flex 3.5 V6 (2016-2018)
  • Use: Normal
  • Capacity 10,3 liter
  • Change 150000 miles
  • Code: 6F55 6/1
Flex 3.5 V6 (2016-2018)
  • Use: Severe
  • Capacity 10,3 liter
  • Change 30000 miles
  • Code: 6F55 6/1
Flex 3.5 V6 AWD (2016-2018)
  • Use: Severe
  • Capacity 10,3 liter
  • Change 30000 miles/ 3 months
  • Code: 6F50 6/1
Flex 3.5 V6 AWD (2016-2018)
  • Use: Flexible (max)
  • Capacity 10,3 liter
  • Change 150000 miles
  • Code: 6F50 6/1
Flex 3.5 V6 AWD (2016-2018)
  • Use: Normal
  • Capacity 10,3 liter
  • Change 15000 miles
  • Code: 6F55 6/1
Flex 3.5 V6 AWD (2016-2018)
  • Use: Severe
  • Capacity 10,3 liter
  • Change 30000 miles/ 3 months
  • Code: 6F55 6/1
Flex 3.5 EcoBoost V6 AWD (2013-2016)
  • Use: Normal
  • Capacity 11 liter (Dry fill)
  • Change 150000 miles
  • Code: 6F55 6/1
Flex 3.5 EcoBoost V6 AWD (2013-2016)
  • Use: Severe
  • Capacity 11 liter (Dry fill)
  • Change 30000 miles/ 3 months
  • Code: 6F55 6/1
Flex 3.5 V6 (2013-2016)
  • Use: Severe
  • Capacity 10,3 liter
  • Change 30000 miles/ 3 months
  • Code: 6F50 6/1
Flex 3.5 V6 (2013-2016)
  • Use: Flexible (max)
  • Capacity 10,3 liter
  • Change 150000 miles
  • Code: 6F50 6/1
Flex 3.5 V6 AWD (2013-2016)
  • Use: Severe
  • Capacity 10,3 liter
  • Change 30000 miles/ 3 months
  • Code: 6F50 6/1
Flex 3.5 V6 AWD (2013-2016)
  • Use: Flexible (max)
  • Capacity 10,3 liter
  • Change 150000 miles
  • Code: 6F50 6/1
Flex 3.5 EcoBoost V6 AWD (2011-2013)
  • Use: Normal
  • Capacity 11 liter (Dry fill)
  • Change 150000 miles
  • Code: 6F55 6/1
Flex 3.5 EcoBoost V6 AWD (2011-2013)
  • Use: Severe
  • Capacity 11 liter (Dry fill)
  • Change 30000 miles/ 3 months
  • Code: 6F55 6/1
Flex 3.5 V6 (2011-2013)
  • Use: Initial service
  • Capacity 10,3 liter
  • Change 150000 miles
  • Code: 6F50 6/1
Flex 3.5 V6 (2011-2013)
  • Use: Severe
  • Capacity 10,3 liter
  • Change 30000 miles/ 3 months
  • Code: 6F50 6/1
Flex 3.5 V6 AWD (2011-2013)
  • Use: Normal
  • Capacity 10,3 liter
  • Change 30000 miles/ 3 months
  • Code: 6F50 6/1
Flex 3.5 V6 AWD (2011-2013)
  • Use: Initial service
  • Capacity 10,3 liter
  • Change 150000 miles
  • Code: 6F50 6/1
Flex 3.5 EcoBoost V6 AWD (2010-2011)
  • Use: Normal
  • Capacity 11 liter (Dry fill)
  • Change 150000 miles
  • Code: 6F55 6/1
Flex 3.5 V6 (2009-2011)
  • Use: Normal
  • Capacity 9,5 liter (Dry fill)
Flex 3.5 V6 AWD (2009-2011)
  • Use: Normal
  • Capacity 9,5 liter (Dry fill)

Other Systems