Lost Communication with ECM/PCM "A" (U0100/71,U0122/71,U0124/71,U0126/71)
DESCRIPTION
DTC Code
DTC Detection Condition
Trouble Area
U0100/71
While driving at 30 km/h (19 mph), the ECM indicates a CAN communication
stop for 3 seconds or more.
CAN communicati ...
System Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Line
Certification ECU
Power management control ECU
Engine immobiliser system set/unset signal
Engi ...