Landcruiser or Hilux overheating? Your factory fan clutch is probably under-filled and incorrectly set from factory. Fix this first and you may save a lot of time chasing issues.
The stock Toyota cooling system can sometimes be somewhat marginal. The suspicion for this falls on every component and modification in the system.
- Radiator (Size / Efficiency)
- Thermostat (Brand / Effectiveness)
- Water Pump (Flow, Cavitation)
- Radiator Cap (Quality, Pressure, Leaks, Recovery)