Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001QMYS
Model Year Start: 2021 Model: RAV4 Prod Date Range: [08/2020 -           ]
Title: HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for A25A-FKS): DISASSEMBLY; 2021 - 2024 MY RAV4 [08/2020 -        ]

DISASSEMBLY

PROCEDURE

1. REMOVE BLOWER ASSEMBLY

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; HEATING / AIR CONDITIONING: BLOWER UNIT: REMOVAL

2. REMOVE NO. 2 AIR DUCT SUB-ASSEMBLY (for TMC Made)

Click here 2021 - 2024 MY RAV4 HV [08/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for A25A-FXS): DISASSEMBLY+

3. REMOVE NO. 4 AIR DUCT SUB-ASSEMBLY (for TMMC Made)

HINT:

Use the same procedure described as for the No. 2 air duct sub-assembly (for TMC Made).

4. REMOVE ASPIRATOR (for TMC Made Automatic Air Conditioning System)

Click here 2021 - 2024 MY RAV4 HV [08/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for A25A-FXS): DISASSEMBLY+

5. REMOVE ASPIRATOR PIPE (for TMMC Made Automatic Air Conditioning System)

HINT:

Use the same procedure described as for the aspirator (for TMC Made Automatic Air Conditioning System).

6. REMOVE COOLER THERMISTOR (ROOM TEMPERATURE SENSOR) (for Automatic Air Conditioning System)

Click here 2021 - 2024 MY RAV4 HV [08/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for A25A-FXS): DISASSEMBLY+

7. REMOVE GROMMET (for TMC Made Manual Air Conditioning System)

(a) Detach the claw and remove the grommet.

8. REMOVE COVER PLATE (for TMMC Made Manual Air Conditioning System)

HINT:

Use the same procedure described as for the grommet (for TMC Made Manual Air Conditioning System).

9. REMOVE DRAIN COOLER HOSE

Click here 2021 - 2024 MY RAV4 HV [08/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for A25A-FXS): DISASSEMBLY+

10. REMOVE NO. 2 COOLER UNIT DRAIN HOSE (Available as Supply Part)

HINT:

Perform this procedure only when the No. 2 cooler unit drain hose is available as a supply part.

(a) Remove the No. 2 cooler unit drain hose.

11. REMOVE AIR CONDITIONING HARNESS ASSEMBLY

(a) Disconnect each connector.

*A

w/ Driver Seat Centralized Control

*B

w/o Driver Seat Centralized Control

*C

w/ Rear Register Duct

*D

w/o Rear Register Duct

*a

Clamp

*b

Guide

(b) Detach the clamp and guide and remove the air conditioning harness assembly.

12. REMOVE NO. 1 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY

(a) Remove the 3 screws.

*A

for Automatic Air Conditioning System

*B

for Manual Air Conditioning System

(b) Detach the guide and remove the No. 1 air conditioning radiator damper servo sub-assembly.

13. REMOVE NO. 2 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY (w/ Rear Register Duct)

Click here 2021 - 2024 MY RAV4 HV [08/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for A25A-FXS): DISASSEMBLY+

14. REMOVE NO. 3 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY (w/ Driver Seat Centralized Control)

(a) Remove the 2 screws and No. 3 air conditioning radiator damper servo sub-assembly.

15. REMOVE HEATER PIPE GROMMET

Click here 2021 - 2024 MY RAV4 HV [08/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for A25A-FXS): DISASSEMBLY+

16. REMOVE HEATER CLAMP

Click here 2021 - 2024 MY RAV4 HV [08/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for A25A-FXS): DISASSEMBLY+

17. REMOVE HEATER RADIATOR UNIT SUB-ASSEMBLY

Click here 2021 - 2024 MY RAV4 HV [08/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for A25A-FXS): DISASSEMBLY+

18. REMOVE COOLING UNIT PARTS

(a) Remove the cooling unit parts.

*A

for Type A

*B

for Type B

19. REMOVE COOLER EXPANSION VALVE

(a) Using a 4 mm hexagon socket wrench, remove the 2 hexagon bolts and cooler expansion valve.

*A

for Type A

*B

for Type B

(b) Remove the 2 O-rings from the No. 1 cooler evaporator sub-assembly.

NOTICE:

Seal the openings of the disconnected parts using vinyl tape to prevent the entry of moisture and foreign matter.

20. REMOVE NO. 1 COOLER EVAPORATOR SUB-ASSEMBLY

(a) Remove the 2 screws.

*a

No. 1 Cooler Thermistor Lead Wire

-

-

Detach lead wire from guide

-

-

(b) Detach the claw and guide, and then while detaching the lead wire of the No. 1 cooler thermistor from the guide, separate the upper heater case with No. 1 cooler evaporator sub-assembly from the lower heater case as shown in the illustration.

(c) Detach the guide.

*A

for Type A

*B

for Type B

(d) Remove the No. 1 cooler evaporator sub-assembly with No. 1 cooler thermistor from the upper heater case.

NOTICE:

When the No. 1 cooler evaporator sub-assembly is removed, make sure to install a new one. The No. 1 cooler evaporator sub-assembly cannot be reused.

21. REMOVE NO. 1 COOLER THERMISTOR

Click here 2019 - 2024 MY RAV4 RAV4 HV [02/2019 -        ]; HEATING / AIR CONDITIONING: FRONT EVAPORATOR TEMPERATURE SENSOR: REMOVAL+

22. REMOVE HEATER COVER (for TMC Made)

Click here 2021 - 2024 MY RAV4 HV [08/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for A25A-FXS): DISASSEMBLY+

23. REMOVE NO. 2 HEATER COVER (for TMMC Made)

Perform this procedure only when removal/installation of the No. 2 heater cover is necessary.

NOTICE:

If the No. 2 heater cover is removed, the No. 2 heater cover itself can be reused, but the air conditioning radiator assembly cannot be reused. After the No. 2 heater cover is installed, the support (triangular rib) on the air conditioning radiator assembly is crushed. Therefore, if the air conditioning radiator assembly is reused, abnormal noise may occur due to looseness.

HINT:

Use the same procedure described as for the heater cover (for TMC Made).