DESCRIPTION If air does not flow from the front registers after the blower switch on the air conditioning control panel (radio and display receiver assembly) is operated, the following factors may be the cause.
PROCEDURE
(a) Turn off the AUTO switch, operate the blower switch and check that the blower motor with fan sub-assembly can be operated manually. OK: The blower motor with fan sub-assembly operates normally.
(a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Powertrain / Engine / Data List. (e) Read the Data List according to the display on the Techstream. Powertrain > Engine > Data List
OK: After warming up the engine, the temperature value displayed is within the range specified in the normal condition column.
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Motor Generator Control System: Utility
UTILITY ALL READINESS HINT: With "All Readiness", you can check whether or not the DTC judgment has been completed by using the Techstream. Check "All Readiness" after simulating malfunction symptoms or for validation after finishing repairs. (a) Connect the Techstream to the DLC3. (b) Turn the powe ...