Toyota Avalon Service & Repair Manual: Removal

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during heated oxygen sensor removal/installation are shown below.

PROCEDURE

1. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH

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2. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH

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3. REMOVE NO. 1 ENGINE UNDER COVER

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4. REMOVE REAR ENGINE UNDER COVER RH

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5. REMOVE HEATED OXYGEN SENSOR (for Bank 1)

(a) Disconnect the heated oxygen sensor connector.

(b) Disengage the wire harness clamp.

(c) Using SST, remove the heated oxygen sensor from the front exhaust pipe assembly (TWC: Rear Catalyst). SST: 09224-00012 NOTICE: If the heated oxygen sensor has been struck or dropped, replace it.

6. REMOVE FRONT FLOOR COVER LH

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7. REMOVE FRONT FLOOR COVER RH

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8. REMOVE BODY MOUNTING PLATE

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9. REMOVE NO. 1 EXHAUST PIPE SUPPORT BRACKET (for Lower Side)

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10. REMOVE FRONT EXHAUST PIPE ASSEMBLY (TWC: Rear Catalyst)

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11. REMOVE HEATED OXYGEN SENSOR (for Bank 2)

(a) Using SST, remove the heated oxygen sensor from the front exhaust pipe assembly (TWC: Rear Catalyst). SST: 09224-00012 NOTICE: If the heated oxygen sensor has been struck or dropped, replace it.