2026-07-22 · 5 min read
Mercedes CLS Coolant Service Malaysia — C218/C257
CLS uses MB 325.6 coolant across all generations. C218 M276 uses dual cooling circuits; C257 M256 with EQ Boost adds a third electric pump. Change every 3 years or 60,000 km. Malaysia cost RM 250–450.

CLS Coolant Service
- MB 325.6 across all generations — change every 3 years or 60,000 km
- C257 M256 EQ Boost adds electric cooling pump — additional circuit to inspect
- Malaysia cost: RM 250–450
