Diagnosis Procedure
1. Check bcm power supply and ground circuit
Check BCM power supply and ground circuit.
Refer to PWC-31, "BCM (BODY CONTROL SYSTEM) (WITH INTELLIGENT KEY SYSTEM) : Diagnosis Procedure".
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace malfunctioning parts.
2. Check moonroof motor assembly power supply and ground circuit
Check moonroof motor assembly power supply and ground circuit.
Refer to rf-20, "moonroof motor assembly : component function check".
Is the inspection result normal? Yes >> check intermittent incident. Refer to gi-39, "intermittent incident".
No >> repair or replace malfunctioning parts.
Auto operation does not operateEcu diagnosis information
Bcm (body control module)
List of ecu reference
Moonroof motor assembly
Reference value
Terminal layout
Physical values
...
Symptom diagnosis
Audio system
Symptom table
Related to audio
Related to hands-free phone
Before performing diagnosis, confirm that the cellular phone being used
by the customer is compatible with
the vehicle.
It is possible that a malfunction is occurring due to a version change
of the p ...
U1117 Lost communication (ABS)
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
[Trouble diagnosis content]
DTC detection condition
Possible causes
U1117
LOST COMM (ABS)
[Lost Communication With
ABS]
When the ignition switch is ON, TCM is unable
to receive the CAN communications ...