Toyota Avalon Service & Repair Manual: Removal

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 injector assembly removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

*: When performing learning using the Techstream.

Click here

Battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane Departure Alert System (w/ Steering Control)

Pre-collision System

Intelligent Clearance Sonar System*

Lighting System (for Gasoline Model with Cornering Light)

Memorize steering angle neutral point

Parking Assist Monitor System

Panoramic View Monitor System

  • Replacement of fuel injector assembly
  • Replacement of fuel pressure sensor (fuel delivery pipe with sensor assembly)
  • Replacement of throttle body with motor assembly
  • Cleaning the deposits from the throttle body with motor assembly

Inspection after repair

  • Poor idle, etc.
  • Engine start function, etc.

CAUTION:

  • Never perform work on fuel system components near any possible ignition sources.
  • Vaporized fuel could ignite, resulting in a serious accident.
  • 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.

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

2. DISCHARGE FUEL SYSTEM PRESSURE

Click here

3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

Click here

4. REMOVE INTAKE AIR SURGE TANK ASSEMBLY

Click here

5. DISCONNECT FUEL TUBE SUB-ASSEMBLY

(a) Disconnect the fuel tube sub-assembly from the fuel delivery pipe with sensor assembly.

Click here

6. REMOVE FUEL DELIVERY PIPE WITH SENSOR ASSEMBLY

(a) Disconnect the fuel pressure sensor connector.

*a

Fuel Pressure Sensor Connector

*b

No. 5 Engine Wire Connector

(b) Disconnect the 2 No. 5 engine wire connectors.

(c) Remove the 4 bolts and fuel delivery pipe with sensor assembly with the 6 fuel injector assemblies from the intake manifold.

NOTICE:

  • Be careful not to drop the fuel injector assemblies when removing the fuel delivery pipe with sensor assembly.
  • When removing the fuel delivery pipe with sensor assembly, hold the pipe by both ends and pull it straight upward.

7. REMOVE NO. 1 DELIVERY PIPE SPACER

(a) Remove the 4 No. 1 delivery pipe spacers from the intake manifold.

8. REMOVE INJECTOR VIBRATION INSULATOR

(a) Remove the 6 injector vibration insulators from the intake manifold.

9. REMOVE FUEL INJECTOR ASSEMBLY

(a) for Bank 2:

(1) Disengage the clamp to disconnect the No. 5 engine wire from the fuel delivery pipe with sensor assembly.

(2) Pull the 3 fuel injector assemblies out of the fuel delivery pipe with sensor assembly.

(3) Disconnect the 3 fuel injector assembly connectors.

(b) for Bank 1:

(1) Disengage the clamp to disconnect the No. 5 engine wire from the fuel delivery pipe with sensor assembly.

(2) Pull the 3 fuel injector assemblies out of the fuel delivery pipe with sensor assembly.

(3) Disconnect the 3 fuel injector assembly connectors.

(c) Remove the O-ring from each fuel injector assembly.

(d) Attach a tag or label with the corresponding cylinder number to each fuel injector assembly so that they can be installed to their original locations.

NOTICE:

Cover the fuel injector assemblies with plastic bags to prevent damage and contamination.

    Installation

    Fuel Main Valve

    See More:

    Toyota Avalon Service & Repair Manual > Panoramic View Monitor System(for Gasoline Model): Steering Angle Sensor Failure (C1626)
    DESCRIPTION This DTC is stored if the parking assist ECU receives a signal via CAN communication from the steering sensor that indicates an internal malfunction. This DTC is stored if the television camera assembly receives a signal via CAN communication from the steering sensor that indicates an in ...

    Toyota Avalon Owners Manual

    Toyota Avalon Service & Repair Manual

    © 2024 Copyright www.tavalon.net
    0.0224