Diagnosis Procedure
1.CONNECTOR INSPECTION
2.CHECK HARNESS CONTINUITY (SHORT CIRCUIT)
Check the continuity between the data link connector terminals.

3.CHECK HARNESS CONTINUITY (SHORT CIRCUIT)
Check the continuity between the data link connector and the ground.

4.CHECK ECM AND IPDM E/R TERMINATION CIRCUIT


3. Check the resistance between the IPDM E/R terminals.

5.CHECK SYMPTOM
Connect all the connectors. Check if the symptoms described in the "Symptom (Results from interview with customer)" are reproduced.
Inspection result Reproduced>>GO TO 6.
Non-reproduced>>Start the diagnosis again. Follow the trouble diagnosis procedure when past error is detected.
6.CHECK UNIT REPRODUCTION
Perform the reproduction test as per the following procedure for each unit.
NOTE: ECM and IPDM E/R have a termination circuit. Check other units first.
NOTE: Although unit-related error symptoms occur, do not confuse them with other symptoms.
Inspection result Reproduced>>Connect the connector. Check other units as per the above procedure.
Non-reproduced>>Replace the unit whose connector was disconnected.
TCM branch line circuit
DTC/circuit diagnosisP1701 TCM
Description
When the power supply to the TCM is cut off, for example
because the battery is removed, and the self-diagnosis
memory function stops, a malfunction is detected.
NOTE:
Since "P1701" is indicated when replacing TCM, perform diagnosis after erasing
"Self Diagnostic Results".
DTC ...
Sunroof does not operate properly
Diagnosis Procedure
1.CHECK SUNROOF MECHANISM
Check the following.
Operation malfunction caused by sunroof mechanism deformation,
pinched harness or other foreign materials
Operation malfunction and interference with other parts by poor
installation
2.CHECK SUNROOF MOTOR ASSEMBLY PO ...
Vehicle security indicator
Description
Vehicle security indicator is built in
combination meter.
NVIS (Nissan Vehicle Immobilizer System-NATS)
and vehicle security system conditions are indicated by
blink or illumination of vehicle security indicator.
Component Function Check
1.CHECK ...