Check Climate Controlled Seat Blower Motor Circuit

CLIMATE CONTROLLED SEAT


Check Climate Controlled Seat Blower Motor Circuit

1.CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR CIRCUIT HARNESS
1. Turn ignition switch OFF.
2. Disconnect climate controlled seat control unit and climate controlled seat blower motor connector.





3. Check continuity between climate controlled seat control unit connector and climate controlled seat blower motor connector.





4. Check continuity between climate controlled seat control unit connector and ground.





OK or NG
OK - GO TO 2.
NG - Repair or replace harness between climate controlled seat control unit and climate controlled seat blower motor.
2.CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR POWER SUPPLY CIRCUIT
1. Connect climate controlled seat control unit connector and blower motor connector.
2. Turn ignition switch ON.





3. Check voltage between climate controlled seat control unit connector and ground.





OK or NG
OK - GO TO 3.
NG - Replace climate controlled seat control unit.
3.CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR SPEED CONTROL SIGNAL CIRCUIT





Check voltage between climate controlled seat control unit connector and ground.





OK or NG
OK - GO TO 4.
NG - Replace climate controlled seat control unit.
4.CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR TACHOMETER SIGNAL CIRCUIT





Check voltage between climate controlled seat control unit connector and ground.





OK or NG
OK - Climate controlled seat blower motor circuit is OK.
NG - Replace climate controlled seat blower motor.