INSTRUMENT PANEL SPEAKER INSPECTION

PROCEDURE

  1. INSPECT FRONT NO. 2 SPEAKER ASSEMBLY

    1. w/o Woofer:

      1. When there is a malfunction such as noise from a speaker or no sound at all, replace the speaker with a new one and check that the malfunction disappears.

        OK

        Malfunction disappears.

        Tip:

        • Connect the connectors to the front No. 2 speakers.

        • When there is a possibility that either the right or left front No. 2 speaker is defective, inspect by interchanging the right one with the left one.

        • Perform the inspection above on both the LH and RH side.

    2. for LH, w/ Woofer:

      1. E270786C01

        *a

        Component without harness connected

        (Front No. 2 Speaker Assembly)

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

        Standard Resistance

        Tester Connection

        Condition

        Specified Condition

        3 (TWL-) - 4 (TWL+)

        Always

        3.4 to 5.2 Ω

        If the result is not as specified, replace the front No. 2 speaker assembly.

    3. for RH, w/ Woofer:

      1. E270786C02

        *a

        Component without harness connected

        (Front No. 2 Speaker Assembly)

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

        Standard Resistance

        Tester Connection

        Condition

        Specified Condition

        3 (TWR-) - 4 (TWR+)

        Always

        3.4 to 5.2 Ω

        If the result is not as specified, replace the front No. 2 speaker assembly.