Toyota Tundra Service Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT FRONT NO. 2 SPEAKER ASSEMBLY (for Standard)

(a) 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.

HINT:

  • Connect the connectors to the front No. 2 speaker assemblies.
  • When there is a possibility that either the right or left front No. 2 speaker assembly is defective, inspect by interchanging the right one with the left one.
  • Perform the inspection above on both the LH and RH sides.

2. INSPECT FRONT NO. 2 SPEAKER ASSEMBLY (for 12 Speakers)

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

Standard resistance:

Tester Connection

Condition

Specified Condition

3 - 4

Always

1.5 to 2.5 Ω

3 - 1

Always

Below 1 Ω

4 - 2

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

Text in Illustration

*a

Component without harness connected

(Front No. 2 Speaker Assembly)

3. INSPECT FRONT NO. 4 SPEAKER ASSEMBLY (for Standard)

(a) Temporarily replace the front No. 4 speaker assembly with a new or normally functioning one.

OK:

Malfunction disappears.

HINT:

Connect the connectors to the front No. 4 speaker assembly.

4. INSPECT FRONT NO. 4 SPEAKER ASSEMBLY (for 12 Speakers)

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

Standard resistance:

Tester Connection

Condition

Specified Condition

1 - 2

Always

1.5 to 2.1 Ω

If the result is not as specified, replace the front No. 4 speaker assembly.

Text in Illustration

*a

Component without harness connected

(Front No. 4 Speaker Assembly)

    Components

    Installation

    See More:

    Toyota Tundra Service Manual > Window Defogger System: Terminals Of Ecu
    TERMINALS OF ECU 1. CHECK AIR CONDITIONING AMPLIFIER (a) Disconnect the J19 air conditioning amplifier connector. (b) Measure the resistance and voltage according to the value(s) in the table below. Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition J19-1 (IG+) - J ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2024 Copyright www.ttundra.com
    0.0309