ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT AUTOMATIC LIGHT CONTROL SENSOR
(b) Measure the voltage and resistance according to the value(s) in the table below. Standard Voltage:
Standard Resistance:
If the result is not as specified, there may be a malfunction on the wire harness side. (c) Connect the G23 automatic light control sensor connector. (d) Connect an oscilloscope to terminals G23-2 (CLTE) and G23-4 (CLTS) of the automatic light control sensor connector and check the waveform.
OK:
HINT: The communication waveform changes according to the surrounding brightness. If the result is not as specified, the automatic light control sensor may be malfunctioning. |
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 ...