Mercedes-Benz M-Class, W166 (USA / CAN)

Automatic transmission fluid capacity & service interval

Mercedes-Benz M-Class, W166 (USA / CAN) uses automatic transmission fluid with a capacity range of 7,1 to 9 liters. The service interval is 70000 miles or 84 months. The data covers 14 configurations.

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

TypeSpecifications
ML 400 4MATIC, 166.056 (2014-2015)
  • Use: Normal
  • Capacity 9 liter (Dry fill)
  • Change 70000 miles/ 84 months
  • Code: 722.9xx 7/1
ML 320 4MATIC, 166.062 (2013-2015)
  • Use: Normal
  • Capacity 9 liter (Dry fill)
  • Change 70000 miles/ 84 months
  • Code: 722.9xx 7/1
ML 250 CDI 4MATIC, 166.003 (2012-2015)
  • Use: Normal
  • Capacity 9 liter (Dry fill)
  • Change 70000 miles/ 84 months
  • Code: 722.9xx 7/1
ML 350, 166.058 (2012-2015)
  • Use: Normal
  • Capacity 9 liter (Dry fill)
  • Change 70000 miles/ 84 months
  • Code: 722.9xx 7/1
ML 350 CDI 4MATIC, 166.023 (2012-2015)
  • Use: Normal
  • Capacity 9 liter (Dry fill)
  • Change 70000 miles/ 84 months
  • Code: 722.9xx 7/1
ML 500 4MATIC, 166.073 (2012-2015)
  • Use: Normal
  • Capacity 9 liter (Dry fill)
  • Change 70000 miles/ 84 months
  • Code: 722.9xx 7/1
ML 550 4MATIC, 166.073 (2012-2015)
  • Use: Normal
  • Capacity 9 liter (Dry fill)
  • Change 70000 miles/ 84 months
  • Code: 722.9xx 7/1
ML 63 AMG (386 kW), 166.074 (2012-2015)
  • Use: Normal
  • Capacity 9 liter (Dry fill)
  • Change 70000 miles/ 84 months
  • Code: 722.905 7/1
ML 63 AMG (386 kW), 166.074 (2012-2015)
  • Use: Normal
  • Capacity 7,1 liter (Dry fill)
  • Change 70000 miles/ 84 months
  • Code: 722.931 7/1
ML 63 AMG (410 kW), 166.074 (2012-2015)
  • Use: Normal
  • Capacity 9 liter (Dry fill)
  • Change 70000 miles/ 84 months
  • Code: 722.905 7/1
ML 63 AMG (410 kW), 166.074 (2012-2015)
  • Use: Normal
  • Capacity 7,1 liter (Dry fill)
  • Change 70000 miles/ 84 months
  • Code: 722.931 7/1
ML 250 BlueTEC 4MATIC, 166.004 (2011-2015)
  • Use: Normal
  • Capacity 9 liter
  • Change 70000 miles/ 84 months
  • Code: 722.9xx 7/1
ML 350 4MATIC, 166.057 (2011-2015)
  • Use: Normal
  • Capacity 9 liter (Dry fill)
  • Change 70000 miles/ 84 months
  • Code: 722.9xx 7/1
ML 350 BlueTEC 4MATIC, 166.024 (2011-2015)
  • Use: Normal
  • Capacity 9 liter (Dry fill)
  • Change 70000 miles/ 84 months
  • Code: 722.9xx 7/1

Other Systems