2026-07-21 · 4 min read
Toyota Harrier Coolant Malaysia
Toyota Harrier Coolant guide and repair information for Malaysia owners.
Harrier uses Toyota Super Long Life Coolant (pink OAT). The hybrid variant has an additional inverter cooling circuit — check both reservoirs separately. Change every 4 years or 80,000 km.
Coolant Service
- Engine coolant flush — use Toyota SLLC only
- Hybrid inverter coolant (2.5L hybrid only): check level every 20,000 km, change every 4 years