Last Modified: 05-08-2025 6.11:8.1.0 Doc ID: RM100000002FRGD
Model Year Start: 2023 Model: RAV4 HV Prod Date Range: [10/2022 -           ]
Title: A25A-FXS (COOLING): WATER PUMP: REMOVAL; 2023 - 2025 MY RAV4 HV [10/2022 -        ]

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 engine water pump assembly (water inlet housing) 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
  • Replacement of EGR valve assembly
  • Gas leaks from exhaust system

Inspection after repair
  • Poor idle, etc.
  • Engine start function, etc.

2022 - 2024 MY RAV4 HV [12/2021 - 11/2024]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION 2025 MY RAV4 HV [11/2024 -        ]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION

NOTICE:

  • 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, be sure to wait for the time specified in the following table before disconnecting the cable from the negative (-) auxiliary battery terminal.

    Waiting Time before Disconnecting Cable from Negative (-) Auxiliary Battery Terminal

    System Name

    See Procedure

    Vehicle enrolled in Toyota Audio Multimedia system or safety connect system

    6 minutes

    Vehicle not enrolled in Toyota Audio Multimedia system and safety connect system

    1 minute
  • 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 2019 - 2025 MY RAV4 RAV4 HV [11/2018 -        ]; INTRODUCTION: REPAIR INSTRUCTION: PRECAUTION

PROCEDURE

1. REMOVE WATER INLET WITH THERMOSTAT SUB-ASSEMBLY

Click here 2023 - 2025 MY RAV4 HV [10/2022 -        ]; A25A-FXS (COOLING): THERMOSTAT: REMOVAL

2. REMOVE ENGINE WATER PUMP ASSEMBLY (WATER INLET HOUSING)

(a) Disconnect the sensor wire connector.

(b) Using an 8 mm socket wrench, remove the bolt and disconnect the sensor wire from the engine water pump assembly (water inlet housing).

(c) Disconnect the engine water pump assembly (water inlet housing) connector.

(d) Remove the 4 bolts and engine water pump assembly (water inlet housing) from the cylinder block assembly.

(e) Remove the gasket from the engine water pump assembly (water inlet housing).