Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSLEXUS2011HS 250H L4-2.4L (2AZ-FXE) HYBRIDREPAIR AND DIAGNOSISRELAYS AND MODULESRELAYS AND MODULES - POWER AND GROUND DISTRIBUTIONPOWER DISTRIBUTION MODULESERVICE AND REPAIRINSTALLATION
2011 Lexus HS 250h L4-2.4L (2AZ-FXE) Hybrid
Installation
2011 Lexus HS 250h L4-2.4L (2AZ-FXE) HybridSECTION Installation
POWER DISTRIBUTION: POWER MANAGEMENT CONTROL ECU: INSTALLATION
1. INSTALL POWER MANAGEMENT CONTROL ECU
(a) Engage the 2 claws to install the power management control ECU as shown in the illustration.
2. INSTALL ECU INTEGRATION BOX RH
(a) Install the ECU integration box RH with the 2 nuts and bolt.
Torque : 8.4 Nm (86 kgf-cm, 74 in-lbf)
(b) Engage the clamp to connect the wire harness.
(c) Connect each connector.
3. INSTALL GLOVE COMPARTMENT DOOR ASSEMBLY Installation
4. INSTALL FRONT PASSENGER SIDE KNEE AIRBAG ASSEMBLY Installation
5. INSTALL NO. 2 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY Installation
6. INSTALL INSTRUMENT SIDE PANEL RH Installation
7. INSTALL COWL SIDE TRIM BOARD RH
HINT
Use the same procedure for the RH side and LH side Installation.
8. INSTALL FRONT DOOR OPENING TRIM COVER RH
HINT
Use the same procedure for the RH side and LH side Installation.
9. INSTALL FRONT DOOR SCUFF PLATE RH
HINT
Use the same procedure for the RH side and LH side Installation.
10. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL Installation
11. INSTALL LUGGAGE COMPARTMENT FLOOR MAT Installation
12. PERFORM DIAGNOSTIC SYSTEM CHECK
(a) Perform diagnostic system check Reading and Clearing Diagnostic Trouble Codes.
13. INSPECT SRS WARNING LIGHT
(a) Inspect the SRS warning light Diagnosis System.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.