Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001AY7V
Model Year Start: 2019 Model: Avalon Prod Date Range: [04/2018 - 08/2019]
Title: HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for Gasoline Model): DISASSEMBLY; 2019 MY Avalon [04/2018 - 08/2019]

DISASSEMBLY

PROCEDURE

1. REMOVE NO. 4 HEATER TO REGISTER DUCT SUB-ASSEMBLY

Click here 2019 MY Avalon HV [04/2018 - 08/2019]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for HV Model): DISASSEMBLY+

2. REMOVE NO. 2 AIR DUCT SUB-ASSEMBLY

Click here 2019 MY Avalon HV [04/2018 - 08/2019]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for HV Model): DISASSEMBLY+

3. REMOVE NO. 2 AIR DUCT

Click here 2019 MY Avalon HV [04/2018 - 08/2019]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for HV Model): DISASSEMBLY+

4. REMOVE ASPIRATOR

Click here 2019 MY Avalon HV [04/2018 - 08/2019]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for HV Model): DISASSEMBLY+

5. REMOVE BLOWER ASSEMBLY

Click here 2019 MY Avalon Avalon HV [04/2018 - 08/2019]; HEATING / AIR CONDITIONING: BLOWER UNIT: REMOVAL+

6. REMOVE AIR CONDITIONING AMPLIFIER ASSEMBLY

Click here 2019 MY Avalon HV [04/2018 - 08/2019]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for HV Model): DISASSEMBLY+

7. REMOVE AIR CONDITIONING HARNESS ASSEMBLY

(a) Disconnect each connector.

(b) Disengage each clamp to remove the air conditioning harness assembly.

8. REMOVE HEATER COVER

(a) Remove the screw.

Remove in this Direction

(b) Remove the heater cover as shown in the illustration.

9. REMOVE DRAIN COOLER HOSE

Click here 2019 MY Avalon HV [04/2018 - 08/2019]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for HV Model): DISASSEMBLY+

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

Click here 2019 MY Avalon HV [04/2018 - 08/2019]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for HV Model): DISASSEMBLY+

11. REMOVE NO. 2 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY

Click here 2019 MY Avalon HV [04/2018 - 08/2019]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for HV Model): DISASSEMBLY+

12. REMOVE HEATER PIPE GROMMET

Click here 2019 MY Avalon HV [04/2018 - 08/2019]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for HV Model): DISASSEMBLY+

13. REMOVE HEATER CLAMP

Click here 2019 MY Avalon HV [04/2018 - 08/2019]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for HV Model): DISASSEMBLY+

14. REMOVE HEATER RADIATOR UNIT SUB-ASSEMBLY

Click here 2019 MY Avalon HV [04/2018 - 08/2019]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for HV Model): DISASSEMBLY+

15. REMOVE COOLING UNIT PARTS

Click here 2019 MY Avalon HV [04/2018 - 08/2019]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for HV Model): DISASSEMBLY+

16. REMOVE COOLER EXPANSION VALVE

Click here 2019 MY Avalon HV [04/2018 - 08/2019]; HEATING / AIR CONDITIONING: AIR CONDITIONING UNIT (for HV Model): DISASSEMBLY+

17. REMOVE NO. 1 COOLER EVAPORATOR SUB-ASSEMBLY

(a) Remove the 2 screws.

(b) Disengage the 10 claws to remove the upper heater case with No. 1 cooler evaporator sub-assembly from the lower heater case.

(c) Disengage the clamp.

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

18. REMOVE NO. 1 COOLER THERMISTOR

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; HEATING / AIR CONDITIONING: FRONT EVAPORATOR TEMPERATURE SENSOR: REMOVAL+