Installation
ComponentsLost Communication with ECM / PCM "A" (U0100)
DESCRIPTION
DTC Code
DTC Detection Condition
Trouble Area
U0100
There is no communication from the ECM.
Power source or inside ECM
ECM main wire or connector
ECM
...
Speaker Circuit
DESCRIPTION
If there is a short in a speaker circuit, the stereo component amplifier
assembly detects it and stops output to the speakers.
Thus sound cannot be heard from the speakers even if there is no malfunction
in the stereo component ...