Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM100000001D0QK |
Model Year Start: 2019 |
Model: Corolla Hatchback |
Prod Date Range: [06/2018 - 01/2019] |
Title: M20A-FKS (FUEL): FUEL PUMP (for High Pressure): REMOVAL; 2019 MY Corolla Corolla Hatchback [06/2018 - 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 fuel pump 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
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Pre-collision System
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Lighting System (w/ AFS)(EXT)
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Initialize back door lock
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Power Door Lock Control System
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Replacement of fuel pump assembly
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Replacement of throttle body with motor assembly
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Cleaning the deposits from the throttle body with motor assembly
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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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NOTICE:
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After the engine switch is turned off, the radio and display receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Audio and Visual System)
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After the engine switch is turned off, the radio and display receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Navigation System)
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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.
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PROCEDURE
1. PRECAUTION
NOTICE:
After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.
2. DISCHARGE FUEL SYSTEM PRESSURE
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3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
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4. REMOVE EGR VALVE ASSEMBLY
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5. REMOVE INTAKE MANIFOLD
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6. DISCONNECT FUEL TUBE SUB-ASSEMBLY
(a) Disconnect the fuel tube sub-assembly from the fuel pump assembly.
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7. REMOVE NO. 1 FUEL PIPE SUB-ASSEMBLY
(a) Disconnect the ignition coil assembly connector.
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(b) Using an 8 mm socket wrench, remove the bolt.
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(c) Using a 17 mm union nut wrench, loosen the 2 union nuts of the No. 1 fuel pipe sub-assembly.
(d) Loosen the 2 bolts of the fuel pump assembly.
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(e) Remove the No. 1 fuel pipe sub-assembly from the fuel delivery pipe and fuel pump assembly.
8. REMOVE FUEL PUMP ASSEMBLY
NOTICE:
When replacing the fuel pump assembly, it is necessary to replace the No. 1 fuel pipe sub-assembly with a new one.
(a) Disconnect the fuel pump assembly connector.
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(b) Remove the 2 bolts, fuel pump assembly and fuel pump flange from the cylinder head cover sub-assembly.
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(c) Remove the O-ring from the fuel pump assembly.
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(d) Remove the fuel pump lifter assembly from the fuel pump lifter guide.
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(e) Remove the fuel pump spacer gasket from the cylinder head cover sub-assembly.
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