Toyota CH-R Service Manual > Can Communication System: Check Bus 4 Lines for Short Circuit
DESCRIPTION
There may be a short circuit between the CAN main bus lines and/or CAN branch
lines when the resistance between terminals 22 (CA2H) and 7 (CA2L) of the central
gateway ECU (network gateway ECU) is below 54 Ω.
Symptom
Trouble Area
Resistance b ...
Toyota CH-R Service Manual > Navigation System: Mute Signal Circuit between Radio Receiver and Telematics Transceiver
DESCRIPTION
The telematics transceiver sends a mute signal to the radio and display receiver
assembly.
The radio and display receiver assembly controls the volume according to the
mute signal from the telematics transceiver.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Depending on the ...