Toyota Tundra. Manual — part 166

Fig. 84: Identifying Box Speaker Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

OK: Go to Next Step

15. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER - BOX

SPEAKER)

a. Disconnect the K17 amplifier connector.

b. Disconnect the P14 speaker connector.

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

Standard resistance

TESTER CONNECTION SPECIFIED CONDITION

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

Tester Connection

Condition Specified Condition

K17-5 (WF1+) - P14-1

Always

Below 1 ohms

K17-12(WF1-) - P14-2

K17-5(WF1+) - Body ground

Always

10 kohms or higher

K17-12(WF1-) - Body ground

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra

Fig. 85: Identifying K17 And P14 Connectors Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

OK: REPLACE STEREO COMPONENT AMPLIFIER (see REMOVAL )

SPEAKER CIRCUIT (BUILT-IN AMPLIFIER)

DESCRIPTION

The stereo component amplifier sends sound signals to the speaker.

WIRING DIAGRAM

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra

Fig. 86: Speaker (Built-In Amplifier) - Wiring Diagram
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

INSPECTION PROCEDURE

1. CHECK SPEAKER

a. Check the malfunctioning speakers.

Result:

RESULT REFERENCE

B: Go to step 7

Result

Proceed to

Malfunction in front speaker area

A

Malfunction in rear speaker area*

B

HINT:
*: for Double Cab

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra

A: Go to Next Step

2. CHECK SPEAKER

a. Check the malfunctioning speakers.

Result:

RESULT REFERENCE

B: Go to step 5

A: Go to Next Step

3. INSPECT FRONT NO. 2 SPEAKER

a. Disconnect the K11 and K13 speaker connectors.

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

Standard resistance:

for LH

TESTER CONNECTION SPECIFIED CONDITION

Fig. 87: Identifying Front No. 2 Speaker Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

for RH

Result

Proceed to

Front No. 2 speaker

A

Front No. 1 speaker

B

Tester Connection Condition Specified Condition

1 (+) - 3 (TWL+)

Always

Below 1 ohms

2(-)-4(TWL-)

3 (TWL+) - 4 (TWL-) Always

3.6 to 4.4 ohms

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra