- Replacement of air fuel ratio sensor (sensor 2)
- Gas leaks from exhaust system is repaired
| Last Modified: 07-31-2024 | 6.11:8.1.0 | Doc ID: RM100000002715P |
| Model Year Start: 2023 | Model: Corolla Hatchback | Prod Date Range: [09/2022 - ] |
| Title: M20A-FKS (INTAKE / EXHAUST): EXHAUST PIPE (for Double Wishbone Type Suspension): REMOVAL; 2023 - 2025 MY Corolla Corolla Hatchback [09/2022 - ] | ||
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 front exhaust pipe assembly (TWC: Rear Catalyst) and tail exhaust pipe assembly 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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Inspection after repair |
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CAUTION:
To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.
PROCEDURE
1. REMOVE FRONT FLOOR COVER LH
Click here
![2023 MY Corolla Corolla Hatchback [09/2022 - 11/2022]; M20A-FKS (INTAKE / EXHAUST): EXHAUST MANIFOLD (for Double Wishbone Type Suspension): REMOVAL+](/t3Portal/stylegraphics/info.gif)
2. REMOVE FRONT FLOOR COVER RH
HINT:
Perform the same procedure as for the front floor cover LH.
3. REMOVE FRONT FLOOR CENTER BRACE
Click here
4. REMOVE TAIL EXHAUST PIPE ASSEMBLY
CAUTION:
To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.
(a) for Hatchback:
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(1) Remove the 2 bolts and 2 compression springs and disconnect the tail exhaust pipe assembly from the front exhaust pipe assembly (TWC: Rear Catalyst). |
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(b) except Hatchback:
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(1) Remove the 2 bolts and 2 compression springs and disconnect the tail exhaust pipe assembly from the front exhaust pipe assembly (TWC: Rear Catalyst). |
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(c) Remove the tail exhaust pipe assembly from the 4 exhaust pipe supports.
(d) Remove the gasket from the front exhaust pipe assembly (TWC: Rear Catalyst).
5. REMOVE FRONT EXHAUST PIPE ASSEMBLY (TWC: Rear Catalyst)
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 air fuel ratio sensor connector. |
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(b) Disengage the wire harness clamp.
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(c) Remove the 2 bolts and 2 compression springs and disconnect the front exhaust pipe assembly (TWC: Rear Catalyst) from the exhaust manifold (TWC: Front Catalyst). |
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(d) Remove the front exhaust pipe assembly (TWC: Rear Catalyst) from the 2 exhaust pipe supports.
(e) Remove the gasket from the exhaust manifold (TWC: Front Catalyst).
6. REMOVE AIR FUEL RATIO SENSOR
Click here
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