Diagnosis Procedure
Regarding Wiring Diagram information, refer to DEF-12, "Wiring Diagram".
1. CHECK REAR WINDOW DEFOGGER SWITCH
Check rear window defogger switch.
Refer to DEF-22, "WITH MANUAL A/C : Component Function Check".
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace the malfunctioning parts.
2. CHECK REAR WINDOW DEFOGGER RELAY
Check rear window defogger relay.
Refer to DEF-24, "Component Function Check".
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace the malfunctioning parts.
3. CHECK REAR WINDOW DEFOGGER POWER SUPPLY AND GROUND CIRCUIT
Check rear window defogger power supply and ground circuit.
Refer to DEF-26, "Component Function Check".
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace the malfunctioning parts.
4. CHECK DOOR MIRROR DEFOGGER POWER SUPPLY

Is the inspection result normal? YES >> GO TO 5.
NO >> Replace fuse block (J/B).
5. CHECK BOTH DOOR MIRROR DEFOGGER
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-41, "Intermittent Incident".
NO >> Repair or replace the malfunctioning parts.
Defogger system symptoms
Rear window defogger does not operate but both of door mirror defogger
operateTypes of tires
WARNING
When changing or replacing tires, be
sure all four tires are of the same type
(i.e., Summer, All Season or Snow) and
construction. A NISSAN dealer may be
able to help you with information about
tire type, size, speed rating and
availability.
  ...
Front wiper motor ground circuit
Diagnosis Procedure
Regarding Wiring Diagram information, refer to WW-22, "Wiring Diagram".
1. CHECK FRONT WIPER MOTOR GROUND CIRCUIT
Turn the ignition switch OFF.
Disconnect front wiper motor.
Check continuity between front wiper motor harness connector and
...
Symptom diagnosis
NISSAN VEHICLE IMMOBILIZER SYSTEM-NATS SYMPTOMS
Symptom Table
NOTE:
Before performing the diagnosis in the following table, check
“SEC-150, "Work Flow"”.
Check that vehicle is under the condition shown in “Conditions
of vehicle” before starting diagnosis, ...