Lexus Workshop Service and Repair Manuals > IS 250 RWD V6-2.5L (4GR-FSE) (2007) > Heating and Air Conditioning | Auxiliary Cabin Heater | Auxiliary Heater Element | Component Information | Service and Repair | Heater Glow Plug

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2. INSTALL HEATER WATER INLET HOSE
3. INSTALL HEATER WATER OUTLET HOSE
4. ADD ENGINE COOLANT
5. CHECK FOR ENGINE COOLANT LEAKS

Lexus Workshop Service and Repair Manuals