SEAT HEATER SWITCH(for Rear) ON-VEHICLE INSPECTION

PROCEDURE

  1. REMOVE NO. 2 AIR CONDITIONING CONTROL ASSEMBLY

    1. Disconnect the No. 2 air conditioning control assembly connector.

    2. E204872C01

      *a

      Front view of wire harness connector

      (to No. 2 Air Conditioning Control Assembly)

      Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection

      Switch Condition

      Specified Condition

      1 (IG) - 8 (E)

      Engine switch off

      Below 1 V

      1 (IG) - 8 (E)

      Engine switch on (IG)

      11 to 14 V

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      8 (E) - Body ground

      Always

      Below 1 Ω

      If the result is not as specified, repair or replace the wire harness or connector.

    4. Connect the No. 2 air conditioning control assembly connector.

    5. B250502C01

      *a

      Component with harness connected

      (No. 2 Air Conditioning Control Assembly)

      Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection

      Condition

      Specified Condition

      13 (RLY) - 8 (E)

      Engine running, seat heater switch LH on

      9 to 12 V

      4 (COM) - 8 (E)

      11 to 13 V

      12 (RLY) - 8 (E)

      Engine running, seat heater switch RH on

      9 to 12 V

      3 (COM) - 8 (E)

      11 to 13 V

      If the result is not as specified, replace the No. 2 air conditioning control assembly.