| Description |
| • | To efficiently control the drive motor, you need to know the absolute location of a motor rotor (permanent magnet). |
| • | Resolver detects the absolute location of the motor rotor. |

Removal • MCU is integrated with HPCU. Therefore, to install / remove the MCU, follow the procedure for installing / removing the HPCU.
Circuit DiagramResolver sensor (hybrid drive motor)Resolver sensor (HSG)
InspectionOperating Logic Test (Manual only)Inspect the PTC operation by confirmation logic as follows.1.Entering(1)Set the Floor mode and maximum heating position.(2)Turn off the blower switch.(3)Press the intake (recirculation) button 5 times or more.
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).