HS 250h L4-2.4L (2AZ-FXE) Hybrid (2010)
Alarm Module: Service and Repair
Removal
THEFT DETERRENT / KEYLESS ENTRY: CERTIFICATION ECU: REMOVAL
1. REMOVE PRECAUTION
NOTICE:
After the power switch is turned off, the display and navigation module display (HDD navigation system) records various types of
memory and settings. As a result, after turning the power switch off, make sure to wait at least 60 seconds before disconnecting the
cable from the negative (-) battery terminal.
2. REMOVE LUGGAGE COMPARTMENT FLOOR MAT See: Starting and Charging/Battery/Service and Repair/Removal
3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL See: Starting and Charging/Battery/Service and Repair/Removal
4. REMOVE FRONT DOOR SCUFF PLATE RH
HINT
Use the same procedure for the RH side and LH side See: Body and Frame/Interior Moulding / Trim/Headliner/Service and
Repair/Removal and Replacement/Removal.
5. REMOVE FRONT DOOR OPENING TRIM COVER RH
HINT
Use the same procedure for the RH side and LH side See: Body and Frame/Interior Moulding / Trim/Headliner/Service and
Repair/Removal and Replacement/Removal.
6. REMOVE COWL SIDE TRIM BOARD RH
HINT
Use the same procedure for the RH side and LH side See: Body and Frame/Interior Moulding / Trim/Headliner/Service and
Repair/Removal and Replacement/Removal.
7. REMOVE INSTRUMENT SIDE PANEL RH See: Body and Frame/Interior Moulding / Trim/Dashboard / Instrument Panel/Service and
Repair/Removal and Replacement/Upper Instrument Panel/Removal
8. REMOVE NO. 2 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY See: Body and Frame/Interior Moulding / Trim/Dashboard /
Instrument Panel/Service and Repair/Removal and Replacement/Upper Instrument Panel/Removal
9. REMOVE FRONT PASSENGER SIDE KNEE AIRBAG ASSEMBLY See: Restraint Systems/Air Bag Systems/Air Bag/Service and
Repair/Removal and Replacement/Knee Airbag Assembly (for Front Passenger Side)/Removal
10. REMOVE GLOVE COMPARTMENT DOOR ASSEMBLY See: Body and Frame/Interior Moulding / Trim/Dashboard / Instrument
Panel/Service and Repair/Removal and Replacement/Upper Instrument Panel/Removal
11. REMOVE ECU INTEGRATION BOX RH See: Relays and Modules - Power and Ground Distribution/Power Distribution Module/Service and
Repair/Removal
12. REMOVE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
(a) Disengage the 2 claws and remove the certification ECU (smart key ECU assembly).