| Component location |

| 1. HPCU (Hybrid Power Control Unit) (LDC+MCU+HCU+Reservoir) 2. Hybrid drive motor | 3. Hybrid starter generator (HSG) 4. Electrical radiator 5. Electric water pump (EWP) |
Changing the Coolant and Performing Air Bleeding Never remove the cap while the engine is hot. When you remove the cap from the reservoir, hot coolant may spew out due to the high pressure, causing serious injury.
Removal1.Remove the 12 V battery (-) cable.2.Remove the undercover.(Refer to Engine Mechanical System - "Engine Room Undercover".)3.Drain the coolant from the hybrid cooling system.
Replacement1.Remove the battery (-) terminal.2.Remove the engine room under cover.(Refer to Engine Mechanical System - "Engine Room Under Cover")3.Remove the heater hose (A) and AEWP hose (B).4.Disconnect the lock pin to remove the heater hose pump connector (A).
C