- Poor idle, etc.
- Engine start function, etc.
| 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
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Replaced Part or Performed Procedure |
Necessary Procedure |
Effect/Inoperative Function when Necessary Procedure not Performed |
Link |
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Gas leak from exhaust system is repaired |
Inspection After Repair |
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![2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; 2ZR-FXE (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION](/t3Portal/stylegraphics/info.gif)
PROCEDURE
1. REMOVE FRONT FLOOR CENTER BRACE
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(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.
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(a) Disconnect the heated oxygen sensor connector. |
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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.
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(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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