Toyota Corolla Cross: Power Source & Network

 Check Bus 2 Line

DESCRIPTION Symptom Trouble Area There are ECUs or sensors that display a communication stop on the bus diagnostic screen. Or, there are ECUs or sensors that display communication stop history on the "Detail" screen. CAN main

 Voice Recognition Microphone2 Circuit Open (B154913)

DESCRIPTION The telephone microphone assembly RH is connected to the radio and display receiver assembly via voice recognition microphone 2 signal detection line. This DTC is stored when the radio and display receiver assembly detects disconnection of telephone microphone assembly RH.