Seatback Thermal Electric Device

SEATBACK THERMAL ELECTRIC DEVICE

Component Function Check


1. CHECK SEATBACK THERMAL ELECTRIC DEVICE FUNCTION

Check whether or not the temperature of the seatback thermal electric device changes in accordance with the
HEAT or COOL switch operation of the climate controlled seat control switch.
Is the inspection result normal?
YES- Inspection End.
NO- Refer to "Diagnosis Procedure" .


Diagnosis Procedure

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

1. CHECK SEATBACK THERMAL ELECTRIC DEVICE INPUT SIGNAL

1.Turn ignition switch ON.
2.Check voltage between seatback thermal electric device harness connector and ground.





NOTE:
Wait 1 minute or more after the activation start, and then start the measurement.
Is the inspection result normal?
YES- Replace seatback thermal electric device. Refer to "Seatback Thermal Electric Device" Seatback Thermal Electric Device.
NO- GO TO 2.

2. CHECK SEATBACK THERMAL ELECTRIC DEVICE CIRCUIT

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





4.Check continuity between climate controlled seat control unit harness connector and ground.
Revision: March 20122013 Infiniti JX





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