Seat Fan Switch: Testing and Inspection

CLIMATE CONTROLLED SEAT SWITCH

Component Function Check


1. CHECK CLIMATE CONTROLLED SEAT SWITCH FUNCTION

Check that climate controlled seat activates when operating climate controlled seat control switch.
Is the inspection result normal?
YES- Climate controlled seat switch is OK.
NO- Refer to "Diagnosis Procedure" .


Diagnosis Procedure

Regarding Wiring Diagram information, refer to "Wiring Diagram" Climate Controlled Seat System.

1. CHECK CLIMATE CONTROLLED SEAT CONTROL UNIT INPUT SIGNAL

1.Turn ignition switch ON.
2.Check voltage between climate controlled seat control unit harness connector and ground.





Is the inspection result normal?
YES- Inspection End.
NO-1- HEAT or COOL mode is NG. GO TO 2.
NO-2- HEAT and COOL mode are NG. GO TO 3.

2. CHECK CLIMATE CONTROLLED SEAT SWITCH CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect climate controlled seat switch connector and climate controlled seat control unit connector.
3.Check continuity between climate controlled seat switch harness connector and climate controlled seat control unit harness connector.
Revision: March 20122013 Infiniti JX





4.Check continuity between climate controlled seat switch harness connector and ground.





Is the inspection result normal?
YES- GO TO 5.
NO- Repair or replace harness.

3. CHECK CLIMATE CONTROLLED SEAT SWITCH POWER SUPPLY

1.Turn ignition switch OFF.
2.Disconnect climate controlled seat switch connector.
3.Turn ignition switch ON.
4.Check voltage between climate controlled seat switch harness connector and ground.





Is the inspection result normal?
YES- GO TO 5.
NO- GO TO 4.

4. CHECK CLIMATE CONTROLLED SEAT SWITCH POWER SUPPLY CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect climate controlled seat control unit connector.
3.Check continuity between climate controlled seat switch harness connector and climate controlled seat control unit harness connector.





4.Check continuity between climate controlled seat switch harness connector and ground.





Is the inspection result normal?
Revision: March 20122013 Infiniti JX
YES- Replace climate controlled seat control unit. Refer to "Disassembly and Assembly" Disassembly and Assembly.
NO- Repair or replace harness.

5. CHECK CLIMATE CONTROLLED SEAT SWITCH

Check climate controlled seat switch.
Refer to "Component Inspection" .
Is the inspection result normal?
YES- Check intermittent incident. Refer to "Intermittent Incident" Intermittent Incident.
NO- Replace climate controlled seat switch. Refer to "Removal and Installation" Removal and Installation.


Component Inspection


1. CHECK CLIMATE CONTROLLED SEAT SWITCH

1.Turn ignition switch OFF.
2.Disconnect climate controlled seat switch connector.
3.Check the continuity between climate controlled seat switch terminals under the following terminals.





Is the inspection result normal?
YES- Inspection End.
NO- Replace climate controlled seat switch. Refer to "Removal and Installation" Removal and Installation.
Revision: March 20122013 Infiniti JX