Lexus Workshop Service and Repair Manuals

Battery, Hybrid Drive: Service and Repair
Removal

HYBRID / BATTERY CONTROL: HV BATTERY: REMOVAL

1. PRECAUTION

HINT
   See: Service Precautions.

2. READ OUTPUT DTC

(a) Check for DTCs    See: Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes/Hybrid Battery System.

NOTICE:
Check for DTCs and confirm that P0AA6 (Hybrid Battery Voltage System Isolation Fault) is not output before doing removal or
installation inside the battery. If the DTC is output, perform troubleshooting first.

3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected    See: Testing and
Inspection/Programming and Relearning/Repair Instruction - Initialization.

4. REMOVE BATTERY SERVICE HOLE COVER   See: Hybrid Battery Service Switch/Service and Repair/Service Plug Grip/Removal

5. REMOVE SERVICE PLUG GRIP   See: Hybrid Battery Service Switch/Service and Repair/Service Plug Grip/Removal

6. REMOVE ENGINE ROOM SIDE COVER LH   See: Engine, Cooling and Exhaust/Engine/Service and Repair/Removal and Replacement/Engine

Assembly/Removal

7. REMOVE ENGINE ROOM SIDE COVER   See: Engine, Cooling and Exhaust/Engine/Service and Repair/Removal and Replacement/Engine

Assembly/Removal

8. REMOVE COOL AIR INTAKE DUCT SEAL   See: Engine, Cooling and Exhaust/Engine/Service and Repair/Removal and Replacement/Engine

Assembly/Removal

9. REMOVE INTAKE AIR RESONATOR SUB-ASSEMBLY   See: Engine, Cooling and Exhaust/Engine/Service and Repair/Removal and

Replacement/Engine Assembly/Removal

10. REMOVE INLET NO. 2 AIR CLEANER   See: Engine, Cooling and Exhaust/Engine/Service and Repair/Removal and Replacement/Engine

Assembly/Removal

11. REMOVE INVERTER TERMINAL COVER   See: Power Control System/Voltage Converter/Service and Repair/Removal

12. CHECK TERMINAL VOLTAGE   See: Power Control System/Voltage Converter/Service and Repair/Removal

13. INSTALL INVERTER TERMINAL COVER   See: Power Control System/Voltage Converter/Service and Repair/Installation

14. INSTALL INLET NO. 2 AIR CLEANER   See: Engine, Cooling and Exhaust/Engine/Service and Repair/Removal and Replacement/Engine

Assembly/Installation

15. INSTALL INTAKE AIR RESONATOR SUB-ASSEMBLY   See: Engine, Cooling and Exhaust/Engine/Service and Repair/Removal and

Replacement/Engine Assembly/Installation

16. INSTALL COOL AIR INTAKE DUCT SEAL   See: Engine, Cooling and Exhaust/Engine/Service and Repair/Removal and Replacement/Engine

Assembly/Installation

17. INSTALL ENGINE ROOM SIDE COVER   See: Engine, Cooling and Exhaust/Engine/Service and Repair/Removal and Replacement/Engine

Assembly/Installation

18. INSTALL ENGINE ROOM SIDE COVER LH   See: Engine, Cooling and Exhaust/Engine/Service and Repair/Removal and Replacement/Engine

Assembly/Installation

19. REMOVE REAR NO. 1 SEAT ASSEMBLY (for LH Side)