Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM100000001H4YK |
Model Year Start: 2020 |
Model: Corolla |
Prod Date Range: [01/2019 -
] |
Title: 2ZR-FXE (ENGINE CONTROL): HEATED OXYGEN SENSOR: REMOVAL; 2020 - 2025 MY Corolla Corolla HV [01/2019 - ] |
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.
Necessary Procedures After Parts Removed/Installed/Replaced
Replaced Part or Performed Procedure
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Necessary Procedure
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Effect/Inoperative Function when Necessary Procedure not Performed
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Link
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Gas leak from exhaust system is repaired
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Inspection After Repair
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Poor idle, etc.
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Engine start function, etc.
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PROCEDURE
1. REMOVE FRONT FLOOR CENTER BRACE
(a) Remove the 4 bolts and front floor center brace from the vehicle body.
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2. REMOVE HEATED OXYGEN SENSOR
CAUTION:
To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.
(a) Disconnect the heated oxygen sensor connector.
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*1
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Wire Harness Clamp Bracket
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(b) Disengage the 2 wire harness clamps.
(c) Remove the wire harness clamp bracket from the heated oxygen sensor.
(d) Remove the bolt and wire harness clamp bracket from the front suspension crossmember sub-assembly.
(e) 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.
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