DIAGNOSIS SYSTEM DESCRIPTION The main body ECU (multiplex network body ECU) and certification ECU (smart key ECU assembly) control the LIN communication system. LIN communication system data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3). When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs. CHECK DLC3 (a) Check the DLC3. Click here INSPECT BATTERY VOLTAGE (a) Measure the battery voltage. Standard Voltage: 11 to 14 V If the voltage is below 11 V, recharge or replace the battery. |
Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Brake System(for Hv Model): On-vehicle Inspection
ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT NOTICE: DTCs may be stored during the inspection procedure. Be sure to clear the DTCs and check that no DTCs are output after the inspection is finished. PROCEDURE 1. INSPECT PRESSURE SENSOR (a) Check auxiliary battery voltage. Standard Voltage: 11 to 14 ...