INSPECTION PROCEDURE 1. INSPECT SHIFT PADDLE SWITCH (TRANSMISSION SHIFT SWITCH ASSEMBLY) (a) No. 1 transmission shift switch assembly:
(b) No. 2 transmission shift switch assembly:
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Navigation System(for Gasoline Model): GVIF Disconnected (from Extension Module to H/U) (B153A)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area B153A GVIF Disconnected (from Extension Module to H/U) GVIF disconnected (from navigation ECU to radio and display receiver assembly) Harness or connector Navigation ECU Radio and display receiver assembly WIRING DIAGRAM CAUTION ...