Hyundai Matrix, FC (EU)

Coolant capacity & service interval

Hyundai Matrix, FC (EU) coolant capacity ranges from 6,2 to 6,5 liters. Service intervals include checks every 15000 km or 12 months, changes every 36 months, and changes every 45000 km or 24 months. The data covers 6 configurations.

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

TypeSpecifications
Matrix 1.5 CRDi VGT (75 kW) (2004-2008)
  • Use: Normal
  • Capacity 6,3 liter
  • Check 15000 km/ 12 months
  • Change 36 months
Matrix 1.5 CRDi VGT (81 kW) (2004-2008)
  • Use: Normal
  • Capacity 6,3 liter
  • Check 15000 km/ 12 months
  • Change 36 months
Matrix 1.6i (66 kW) (2002-2005)
  • Use: Normal
  • Capacity 6,2 liter
  • Change 45000 km/ 24 months
Matrix 1.5 CRDi 12V (2001-2007)
  • Use: Normal
  • Capacity 6,3 liter
  • Check 15000 km/ 12 months
  • Change 36 months
Matrix 1.6i (76 kW) (2001-2008)
  • Use: Normal
  • Capacity 6,2 liter
  • Check 15000 km/ 12 months
  • Change 36 months
Matrix 1.8i (2001-2008)
  • Use: Normal
  • Capacity 6,5 liter
  • Check 15000 km/ 12 months
  • Change 36 months

Additional Notes

  • The three diesel variants — the 1.5 CRDi 12V and both 1.5 CRDi VGT outputs — share an identical cooling system capacity of 6.3 liters, indicating a common cooling architecture across the CRDi engine family in the Hyundai Matrix FC.
  • The 1.8i petrol engine carries the largest cooling system capacity in the lineup at 6.5 liters, reflecting the greater thermal mass and displacement of the larger four-cylinder unit compared to the 1.5 and 1.6-liter variants.
  • Both 1.6i variants hold 6.2 liters, the smallest capacity figure across all six configurations, placing the 1.6i cooling system slightly below the diesel engines despite being a petrol unit of comparable displacement.
  • The 1.5 CRDi VGT is listed in two distinct output ratings — 75 kW and 81 kW — for the same 2004-2008 period, yet both share the same 6.3-liter capacity and identical service intervals, suggesting the cooling system was not revised between the two power states.
  • A check interval of every 15,000 km or 12 months appears across the CRDi variants and the 1.6i 76 kW and 1.8i petrol engines. This type of interval is a condition inspection rather than a fluid replacement, used to monitor coolant level, concentration, and condition between full changes.
  • The Matrix 1.6i (66 kW) covering 2002-2005 carries a change interval expressed as 45,000 km or 24 months, a distance- and time-based dual condition typical of conventional coolant formulations. No separate check interval is listed for this variant, unlike most other configurations in the range.
  • The remaining configurations specify a coolant change at 36 months without a distance-based limit, a time-only interval structure commonly associated with long-life or extended-service coolant formulations where calendar aging is considered the primary degradation factor.
  • The 36-month change interval shared by the CRDi engines, the 1.6i 76 kW, and the 1.8i represents a longer replacement cycle than the 24-month interval on the 1.6i 66 kW, a difference that reflects either a different coolant specification or a revised service schedule between the two 1.6i variants.

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