Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM100000001I097 |
Model Year Start: 2020 |
Model: Corolla Hatchback |
Prod Date Range: [03/2019 - 09/2022] |
Title: M20A-FKS (FUEL): FUEL INJECTOR (for Port Injection): REMOVAL; 2020 - 2022 MY Corolla Corolla Hatchback [03/2019 - 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 port fuel injector 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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Replacement of port fuel injector assembly
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Replacement of No. 2 fuel pressure sensor.
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Replacement of EGR valve assembly
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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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CAUTION:
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Never perform work on fuel system components near any possible ignition sources.
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Vaporized fuel could ignite, resulting in a serious accident.
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Do not perform work on fuel system components without first disconnecting the cable from the negative (-) battery terminal.
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Sparks could cause vaporized fuel to ignite, resulting in a serious accident.
NOTICE:
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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))
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This procedure includes the removal of small-head bolts. Refer to Small-Head Bolts of Basic Repair Hint to identify the small-head bolts.
Click here
PROCEDURE
1. REMOVE NO. 2 FUEL PRESSURE SENSOR
Click here
2. DISCONNECT FUEL TUBE SUB-ASSEMBLY
(a) Remove the fuel pipe clamp from the fuel tube connector.
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(b) Disconnect the fuel tube sub-assembly from the fuel delivery pipe sub-assembly.
Click here
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3. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY
(a) Disconnect the No. 5 engine wire connector.
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(b) Remove the 2 bolts and fuel delivery pipe sub-assembly with the 4 port fuel injector assemblies from the cylinder head sub-assembly.
NOTICE:
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If fuel intrudes into the combustion chamber, there may be adverse affects to the engine main body.
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Be careful not to drop the port fuel injector assemblies when removing the fuel delivery pipe sub-assembly.
4. REMOVE FUEL DELIVERY SPACER
(a) Remove the 2 fuel delivery pipe spacers from the cylinder head sub-assembly.
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5. REMOVE INJECTOR VIBRATION INSULATOR
(a) Remove the 4 injector vibration insulators from the cylinder head sub-assembly.
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6. REMOVE NO. 5 ENGINE WIRE
(a) Disconnect the 4 port fuel injector assembly connectors.
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(b) Disengage the 2 clamps to remove the No. 5 engine wire from the fuel delivery pipe sub-assembly.
7. REMOVE PORT FUEL INJECTOR ASSEMBLY
(a) Pull the 4 port fuel injector assemblies out of the fuel delivery pipe sub-assembly.
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(b) Remove the O-ring from each port fuel injector assembly.
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(c) Attach a tag or label with the corresponding cylinder number to each port fuel injector assembly so that they can be installed to their original locations.
NOTICE:
Cover the port fuel injector assemblies with plastic bags to prevent damage and contamination.
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