InstallationToyota CH-R Service Manual > Audio And Visual System(for Radio And Display Type): Microphone Circuit
DESCRIPTION
w/o Manual (SOS) Switch:
The radio and display receiver assembly, map light assembly and telephone
microphone assembly are connected to each other using the microphone connection
detection signal lines.
Using this circuit, the radio and display receiver assembly sen ...
Toyota CH-R Service Manual > Navigation System: Speaker Output Short (B15C3)
DESCRIPTION
This DTC is stored when a malfunction occurs in the speakers.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
B15C3
Speaker Output Short
A short is detected in the speaker output circuit
...