Before starting the engine
Make sure the area around the vehicle is
clear.
Check fluid levels such as engine oil, coolant,
brake and clutch fluid (if so equipped),
and windshield-washer fluid as frequently as
possible, or at least whenever you refuel.
Check that all windows and lights are clean.
Visually insp ...
U0100 Lost communication (ECM A)
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
U0100
Lost Communication With
ECM/PCM "A"
When the ignition switch is ON,
TCM is unable to receive the
CAN communications signal
from ECM continuously for 2
...