DTC Description
DTC DETECTION LOGIC
| DTC | CONSULT screen terms (Trouble diagnosis content) | DTC detection condition |
| U0102 | LOST COMM (TRANSFER) (Lost Communication With Transfer Case Control Module) | When the ignition switch is ON, TCM is unable to receive the CAN communications signal from AWD 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 “U0102” detected? YES >> Go to TM-104, "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".
U0100 lost communication (ECM A)
U0140 lost communication (BCM)The door open warning continues displaying, or does not
display
Description
The door open warning is displayed even though all of the doors are
closed.
The door open warning is not displayed even though a door is ajar.
Diagnosis Procedure
1.CHECK BCM INPUT SIGNAL
Check the BCM input signal. Refer to DLK-149, "Component Function Check&quo ...
How to check terminal
CONNECTOR AND TERMINAL PIN KIT
Use the connector and terminal pin kits listed below when
replacing connectors or terminals.
The connector and terminal pin kits contain some of the most
commonly used NISSAN/INFINITI connectors
and terminals. For detailed connector and termin ...
C1143 steering angle sensor
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
C1143
ST ANG SEN CIRCUIT
When a malfunction is detected in steering angle sensor.
Harness or connector
Steering angle sensor
ABS actuator and ...