BMW 7 series, E23 (EU)

Coolant capacity & service interval

BMW 7 series, E23 (EU) requires 12 liter of coolant. The service interval for coolant is 24 months. The data covers 8 configurations.

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

TypeSpecifications
730i (1986-1987)
  • Use: Normal
  • Capacity 12 liter
  • Change 24 months
730i with catalyst (1986-1987)
  • Use: Normal
  • Capacity 12 liter
  • Change 24 months
735i (1986-1987)
  • Use: Normal
  • Capacity 12 liter
  • Change 24 months
735i with catalyst (1986-1987)
  • Use: Normal
  • Capacity 12 liter
  • Change 24 months
728i (1985-1987)
  • Use: Normal
  • Capacity 12 liter
  • Change 24 months
732i (1985-1987)
  • Use: Normal
  • Capacity 12 liter
  • Change 24 months
735i (1985-1986)
  • Use: Normal
  • Capacity 12 liter
  • Change 24 months
745i (1985-1987)
  • Use: Normal
  • Capacity 12 liter
  • Change 24 months

Other Systems