- Replacement of fuel pump assembly
- Replacement of fuel injector assembly (for Port Injection)
- Replacement of throttle body with motor assembly
- Cleaning the deposits from the throttle body with motor assembly
| Last Modified: 08-21-2023 | 6.11:8.1.0 | Doc ID: RM100000001YO68 |
| Model Year Start: 2022 | Model: Avalon | Prod Date Range: [08/2021 - ] |
| Title: 2GR-FKS (FUEL): FUEL PUMP (for High Pressure): REMOVAL; 2022 MY Avalon [08/2021 - ] | ||
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
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Replaced Part or Performed Procedure |
Necessary Procedure |
Effect/Inoperative Function when Necessary Procedure not Performed |
Link |
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*: When performing learning using the Techstream.
Click here
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Battery terminal is disconnected/reconnected |
Perform steering sensor zero point calibration |
Lane Tracing Assist System |
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Pre-collision System |
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Intelligent Clearance Sonar System* |
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Lighting System (for Gasoline Model with Cornering Light) |
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Memorize steering angle neutral point |
Parking Assist Monitor System |
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Panoramic View Monitor System |
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Inspection after repair |
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CAUTION:
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Never perform work on fuel system components near any possible ignition sources.
- 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.
- Sparks could cause vaporized fuel to ignite, resulting in a serious accident.
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To prevent serious injury due to fuel spray from the high-pressure fuel lines, always discharge fuel system pressure before removing any fuel system components.
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.
Click here
![2019 - 2022 MY Avalon Avalon HV [04/2018 - ]; INTRODUCTION: REPAIR INSTRUCTION: PRECAUTION](/t3Portal/stylegraphics/info.gif)
2. DISCHARGE FUEL SYSTEM PRESSURE
Click here
3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
Click here
4. REMOVE INTAKE MANIFOLD
Click here
5. REMOVE FUEL PUMP PROTECTOR
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(a) Disengage the clamp to disconnect the fuel tube sub-assembly from the fuel pump protector. |
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(b) Remove the 2 bolts and fuel pump protector from the cylinder head sub-assembly. |
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6. DISCONNECT NO. 2 FUEL TUBE SUB-ASSEMBLY
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(a) Disconnect the No. 2 fuel tube sub-assembly from the fuel pump assembly. Click here
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7. REMOVE NO. 1 FUEL PIPE SUB-ASSEMBLY
CAUTION:
To prevent serious injury due to fuel spray from the high-pressure fuel lines, always discharge fuel system pressure before removing any fuel system components.
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(a) Using a 17 mm union nut wrench, loosen the 2 union nuts of the No. 1 fuel pipe sub-assembly. |
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(b) Loosen the 2 bolts of the fuel pump assembly. |
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(c) Remove the No. 1 fuel pipe sub-assembly from the fuel delivery pipe RH and fuel pump assembly.
8. REMOVE FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY
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(a) Disconnect the fuel pump assembly connector. |
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(b) Remove the 2 bolts, fuel pump assembly and fuel pump lifter guide 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 housing. |
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(e) Remove the fuel pump spacer gasket from the cylinder head cover sub-assembly. |
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