DIAGNOSTIC ITEM 9: Diagnose When The Scan Tool Cannot Receive The Data Sent By Auto A/C Controller Assembly (A/C-ECU). <Vehicles With Automatic A/C>: Function

The diagnostic result demonstrates that "the scan tool (M.U.T.-III) cannot receive the sent data from the auto A/C controller assembly (A/C-ECU)" when the scan tool (M.U.T.-III) checks the periodically sent data from each ECU and cannot receive the auto A/C controller assembly (A/C-ECU) data only.