Component Function Check
1.CHECK FUNCTION
Is the inspection result normal?
YES >> Key warning lamp is OK.
NO >> Refer to DLK "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK KEY WARNING LAMP
Refer to MWI "Work Flow".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace harness.
2.CHECK INTERMITTENT INCIDENT
Refer to GI "Intermittent Incident".
>> Inspection End.
Description
Engine Cooling System
M/T models
CVT and A/T models
Engine Cooling System Schematic
M/T models
CVT and A/T models
OVERHEATING CAUSE ANALYSIS
Troubleshooting Chart
Symptom
Check items
Cooling system
parts
malfunction
Poor heat transfer
...
U0140 Lost communication (BCM)
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
U0140
Lost Communication With Body
Control Module
When the ignition switch is ON,
TCM is unable to receive the
CAN communications signal
from BCM continuously ...