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.
2011 Lexus LS 600hLFACTORY OEM SERVICE PROCEDURE
Heated Oxygen Sensor: Removal: Removal
HINT:
When viewed from the rear of the engine assembly, Bank 1 is on the left side and Bank 2 is on the right side.
- REMOVE HEATED OXYGEN SENSOR (for Bank 1 Sensor 2)
- Disconnect the sensor connector.
- Using SST, remove the sensor from the front exhaust pipe.
- SST: 09224-00010
- REMOVE FRONT DOOR SCUFF PLATE RH
- Remove the front door scuff plate RH. Refer to REMOVAL - Step 11 .
- REMOVE COWL SIDE TRIM BOARD RH
- Remove the cowl side trim board RH. Refer to REMOVAL - Step 13 .
- REMOVE FRONT FLOOR SILENCER PAD RH
- REMOVE REAR NO. 2 AIR DUCT
- REMOVE HEATED OXYGEN SENSOR (for Bank 2 Sensor 2)
- Interior Side:
Disconnect the sensor connector.
- Exterior Side:
- Remove the grommet.
- Using SST, remove the sensor from the front exhaust pipe.
- SST: 09224-00010
- Interior Side:
Factory Service Tools
Use the Manual With the Right Hardware
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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.
