Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM100000001MTM1 |
Model Year Start: 2020 |
Model: Corolla Hatchback |
Prod Date Range: [09/2019 - 09/2022] |
Title: M20A-FKS (EMISSION CONTROL): EGR COOLER: REMOVAL; 2020 - 2022 MY Corolla Corolla Hatchback [09/2019 - 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 EGR cooler assembly 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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Battery terminal is disconnected/reconnected
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Perform steering sensor zero point calibration
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Lane Control System (for Gasoline Model)
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Pre-collision System (for Gasoline Model)
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Lighting System (w/ AFS)(EXT)
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Initialize back door lock*1
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Power Door Lock Control System (for Hatchback, Gasoline Model)
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Gas leaks 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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NOTICE:
After the ignition switch is turned off, the radio and display receiver assembly records various types of memory and settings. As a result, after turning the ignition switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Navigation System and Audio and Visual System (for Gasoline Model))
PROCEDURE
1. DRAIN ENGINE COOLANT (for Fully Sealed Type)
Click here
2. DRAIN ENGINE COOLANT (for Non-Fully Sealed Type)
Click here
3. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE
Click here
4. REMOVE BATTERY
Click here
5. DISCONNECT ENGINE WIRE
(b) Disconnect the 4 connectors.
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(c) Disengage the wire harness clamp and disconnect the engine wire.
(d) Disconnect the 5 connectors.
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(e) Disengage the 3 wire harness clamps and disconnect the engine wire.
(f) Remove the bolt and 2 nuts.
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(g) Disconnect the 4 connectors.
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(h) Disengage the wire harness clamp and disconnect the engine wire.
6. REMOVE EGR COOLER ASSEMBLY
(a) Slide the 2 clips and disconnect the No. 3 water by-pass hose and No. 4 water by-pass hose from the EGR cooler assembly.
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*1
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No. 3 Water By-pass Hose
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*2
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No. 4 Water By-pass Hose
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(b) Remove the 2 bolts and wire harness clamp bracket from the EGR cooler assembly.
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(c) Type A:
(1) Remove the 2 bolts and 3 nuts and EGR cooler assembly from the cylinder head sub-assembly and EGR valve assembly.
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(d) Type B:
(1) Remove the 3 bolts and 2 nuts and EGR cooler assembly from the cylinder head sub-assembly and EGR valve assembly.
(e) Remove the EGR valve gasket from the EGR cooler assembly.
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*1
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EGR Valve Gasket
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*2
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EGR Cooler Gasket
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(f) Remove the EGR cooler gasket from the EGR cooler assembly.
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