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
...
Low tire pressure warning lamp
blinks
Diagnosis Procedure
NOTE:
If low tire pressure warning lamp repeats blinking ON for 2 seconds and OFF for
0.2 seconds, wake-up operation
for all transmitters is not complete.
Carry out transmitter wake-up operation. Refer to WT "Work Procedure".
1.CHECK BCM CONNECTOR
Turn igniti ...