Rear Heater Coolant Hose for Mitsubishi 4x4 ππ₯
This rear heater coolant hose is a vital link between the engine cooling circuit and the rear heater piping. It carries hot coolant to the back heater core, helping the cabin warm up fast and keeping coolant flow balanced through the system. A healthy hose also supports stable engine temperature by maintaining proper circulation under pressure.
Why this hose is needed
Rear climate systems depend on steady coolant delivery. This hose is built to handle heat, vibration, and pressure pulses without collapsing or swelling, so rear passengers get consistent heat in cold conditions βοΈ.
How it works
Coolant leaves the engine, travels through the heater piping, and returns to the cooling system. The hose seals the path with tight clamping surfaces and flexible rubber, absorbing engine movement while preventing leaks.
What happens if itβs broken
A cracked or softened hose can leak coolant, causing low coolant level, overheating risk, sweet coolant smell, wet carpet near rear lines, and weak or no rear heat. In severe cases, coolant loss may lead to engine damage β οΈ.
Compatibility
- Pajero
- Montero
- Pajero/Montero
- Pajero/Montero<Long>