DTC Description
DTC DETECTION LOGIC
DTC | CONSULT screen terms (Trouble diagnosis content) | DTC detection condition |
U1117 | LOST COMM (ABS) (Lost Communication With ABS) | When the ignition switch is ON, TCM is unable to receive the CAN communications signal from ABS actuator and electric unit (control unit) continuously for 2 seconds or more. |
POSSIBLE CAUSE
FAIL-SAFE
Not changed from normal driving
DTC CONFIRMATION PROCEDURE
1.PREPARATION BEFORE WORK
If another "DTC CONFIRMATION PROCEDURE" occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
Is “U1117” detected? YES >> Go to TM-105, "Diagnosis Procedure".
NO-1 >> To check malfunction symptom before repair: Refer to GI-41, "Intermittent Incident".
NO-2 >> Confirmation after repair: INSPECTION END
Diagnosis Procedure
For the diagnosis procedure, refer to LAN-17, "Trouble Diagnosis Flow Chart".
Removal and installation
BCM (BODY CONTROL MODULE)
Removal and Installation
For removal and installation of the BCM (Body Control Module), refer to
BCS-75, "Removal and Installation".
PUSH-BUTTON IGNITION SWITCH
Removal and Installation
REMOVAL
Remove NATS antenna amp. Refer to SEC-110, "Remo ...
Basic inspection
CONFIGURATION (CAN GATEWAY)
Work Procedure
1.WRITING MODE SELECTION
CONSULT Configuration
Select “Re/programming, Configuration” of CAN gateway.
When writing saved data>>GO TO 2.
When writing manually>>GO TO 3.
2.PERFORM “AFTER REPLACE ECU” OF “READ / WRITE CONFIGURA ...
U1010 control unit (CAN)
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction Detected Condition
Possible cause
U1010
CONTROL UNIT (CAN)
BCM detected internal CAN communication circuit malfunction.
BCM
Diagnosis Procedure
1.REPLACE BCM
When DTC “U1010” is detected, repla ...