Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001AYRY
Model Year Start: 2019 Model: Avalon Prod Date Range: [04/2018 -           ]
Title: 2GR-FKS (ENGINE CONTROL): THROTTLE BODY: REMOVAL; 2019 - 2022 MY Avalon [04/2018 -        ]

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 throttle body with motor 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
  • 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.

2019 MY Avalon [04/2018 - 08/2019]; 2GR-FKS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION 2020 - 2022 MY Avalon [08/2019 -        ]; 2GR-FKS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION

PROCEDURE

1. DRAIN ENGINE COOLANT

Click here 2019 - 2022 MY Avalon [04/2018 -        ]; MAINTENANCE: 2GR-FKS COOLANT: REPLACEMENT+

2. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE

(a) Disconnect the mass air flow meter sub-assembly connector.

(b) Disengage the 2 wire harness clamps.

(c) Disconnect the vacuum hose from the air cleaner hose.

(d) Disengage the 2 clamps to disconnect the No. 1 fuel vapor feed hose from the air cleaner hose.

*1

No. 1 Fuel Vapor Feed Hose

*2

No. 2 Ventilation Hose

(e) Slide the clip and disconnect the No. 2 ventilation hose from the air cleaner hose.

(f) Disengage the 2 air cleaner cap clamps.

*a

Air Cleaner Cap Clamp

*b

Guide

(g) Disengage the 2 guides to separate the air cleaner cap sub-assembly from the air cleaner case sub-assembly.

(h) Loosen the hose clamp and remove the air cleaner cap with air cleaner hose from the throttle body with motor assembly.

3. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY

(a) Slide the 2 clips and disconnect the No. 2 water by-pass hose and No. 3 water by-pass hose from the throttle body with motor assembly.

*1

No. 2 Water By-pass Hose

*2

No. 3 Water By-pass Hose

(b) Disconnect the throttle body with motor assembly connector.

(c) Remove the 4 bolts and throttle body with motor assembly from the intake air surge tank assembly.

NOTICE:

If the throttle body with motor assembly has been struck or dropped, replace it.

4. REMOVE THROTTLE BODY GASKET

(a) Remove the throttle body gasket from the intake air surge tank assembly.