Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Seat Heater System

DTC No.	Detection Item	Link
B14B5	Lost Communication with Front Seat Temperature Adjustment Switch LIN
B14C0	Front Right Seat Heat Sensor Circuit
B14C1	Front Left Seat Heat Sensor Circuit

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Power Door Lock Control System(for Gasoline Model): All Doors LOCK/UNLOCK Functions do not Operate Via Master Switch
DESCRIPTION The main body ECU (multiplex network body ECU) receives switch signals from the multiplex network master switch assembly and driver door key cylinder lock or unlock switch signals from the front door lock with motor assembly LH. The main body ECU (multiplex network body ECU) activates th ...

Toyota Avalon (XX50) 2019-2022 Owners Manual