WIRING DIAGRAM PROCEDURE
(a) Check that the voice guidance setting is not off. OK: Voice guidance setting is not off.
(a) Disconnect the G1 radio and display receiver assembly connector. (b) Disconnect the G13 navigation ECU connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Intelligent Clearance Sonar System(for Gasoline Model): Operation Check
OPERATION CHECK ICS OFF INDICATOR LIGHT OPERATION CHECK (a) Turn the engine switch on (IG). (b) Turn the intelligent clearance sonar system off and confirm that the ICS OFF indicator in the combination meter illuminates. HINT: If the intelligent clearance sonar system is not set to off in the custom ...