DTC DETECTION LOGIC
| DTC No. |
CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | |
|---|---|---|---|
| U1A10 |
AIRBAG SIGNAL (Airbag signal) |
Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | Car crash information signal | ||
| Threshold | Abnormality | ||
| Diagnosis delay time | 1 second or more | ||
POSSIBLE CAUSE
CAN communication system
FAIL-SAFE
Some telematics system does not function
Inform a NissanConnect center about abnormality
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
Ignition switch ON.
Select “Self Diagnostic Result” mode of “TELEMATICS”.
Check DTC.
Is DTC U1A10 detected?
YES>>Proceed to DTC Diagnosis Procedure.
NO>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO>>Confirmation after repair: Inspection End.
PERFORM SELF DIAGNOSTIC RESULT OF AIR BAG
CONSULT
Ignition switch ON.
Erase DTC.
Select “Self Diagnostic Result” mode of “AIR BAG”.
Check DTC.
Are any DTCs detected?
YES>>Refer to DTC Index.
NO>>GO TO 2.
PERFORM SELF DIAGNOSTIC RESULT OF TELEMATICS
CONSULT
Ignition switch ON.
Erase DTC.
Select “Self Diagnostic Result” mode of “TELEMATICS”.
Check DTC.
Is DTC U1A10 detected?
YES>>Replace TCU. Refer to Removal and Installation.
NO>>Refer to Intermittent Incident.
U1a0e Sos Switch on Stuck
Power Supply and Ground Circuit