Nissan Murano: Dtc/circuit Diagnosis / U1a04 Vin Unfinished
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | |
|---|---|---|---|
| U1A04 |
VIN UNFINISHED (VIN unfinished) |
Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | — | ||
| Threshold | Nissan Murano Vehicle identification number is not written | ||
| Diagnosis delay time | 1 second or more | ||
POSSIBLE CAUSE
-
VIN number is not written
-
TCU
FAIL-SAFE
Telematics system does not function
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
-
Ignition switch ON.
-
Erase DTC.
-
Select “Self Diagnostic Result” mode of “TELEMATICS”.
-
Check DTC.
Is DTC U1A04 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 WRITING VIN DATA TO TCU
Perform writing VIN data to TCU. Refer to Description.
Was the writing of VIN data completed?
YES>>GO TO 2.
NO>>Replace TCU. Refer to Removal and Installation.
PERFORM DTC CONFIRMATION PROCEDURE AGAIN
Perform DTC confirmation procedure again. Refer to DTC Description.
Is DTC U1A04 detected again?
YES>>Replace TCU. Refer to Removal and Installation.
NO>>Inspection End.
U1a03 Sim Card
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen terms
(Trouble diagnosis content) DTC detection condition
U1A03
SIM CARD
(SIM card)
Diagnosis condition
When ignition switch is ON...
U1a05 Usb Comm
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen terms
(Trouble diagnosis content) DTC detection condition
U1A05
USB COMM
(USB comm)
Diagnosis condition
When ignition switch is ON...
Other information:
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Seatback pockets
Theremaybe one or two seatback pockets located on the back of the driver and passenger seats. The pockets can be used to store maps.
WARNING
