Toyota Avalon Service & Repair Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT REAR NO. 3 SPEAKER ASSEMBLY

(a) With the speaker installed, check that there is no looseness or other abnormalities.

(b) Check that there is no foreign matter in the speaker, no tears on the speaker cone or other abnormalities.

(c) Measure the resistance of the speaker.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 (WF2-) - 2 (WF2+)

Always

4.2 to 6.4 Ω

3 (WF1-) - 4 (WF1+)

Always

4.2 to 6.4 Ω

If the result is not as specified, replace the speaker.

*a

Component without harness connected

(Rear No. 3 Speaker Assembly)

2. INSPECT SPEAKER ASSEMBLY WITH BRACKET

(a) With the speaker installed, check that there is no looseness or other abnormalities.

(b) Check that there is no foreign matter in the speaker, no tears on the speaker cone or other abnormalities.

(c) Measure the resistance of the speaker.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 - 2

Always

2.8 to 3.8 Ω

If the result is not as specified, replace the speaker.

*a

Component without harness connected

(Speaker Assembly With Bracket)

    Components

    Installation

    See More:

    Toyota Avalon Service & Repair Manual > Can Communication System(for Gasoline Model): Open in Bus 2 Main Bus Line
    DESCRIPTION There may be an open circuit in one of the CAN main bus lines when the resistance between terminals 18 (CA4H) and 17 (CA4L) of the central gateway ECU (network gateway ECU) is 70 Ω or higher. Symptom Trouble Area Resistance between terminals 18 (CA4H) and 17 (CA4L) of the central gatewa ...

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    Toyota Avalon Service & Repair Manual

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