Toyota Tundra. Manual — part 164

Fig. 76: Identifying Front No. 2 Speaker Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

OK: Go to Next Step

6. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER - FRONT NO. 2

SPEAKER)

a. Disconnect the K16 amplifier connector.

b. Disconnect the K10 and K12 speaker connectors.

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

Standard resistance:

for LH

TESTER CONNECTION SPECIFIED CONDITION

for RH

TESTER CONNECTION SPECIFIED CONDITION

Tester Connection

Condition Specified Condition

K16-8(FL+) - K12-3 (TWL+)

Always

Below 1 ohms

K16-7(FL-) - K12-4 (TWL-)

K16-8(FL+) - Body ground

Always

10 kohms or higher

K16-7(FL-) - Body ground

Tester Connection

Condition Specified Condition

K16-2(FR+) - K10-3 (TWR+)

Always

Below 1 ohms

K16-6(FR-) - K10-4 (TWR-)

K16-2(FR+) - Body ground

Always

10 kohms or higher

K16-6(FR-) - Body ground

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra

Fig. 77: Checking Harness And Connector (Stereo Component Amplifier - Front No. 2
Speaker)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: REPLACE STEREO COMPONENT AMPLIFIER (see REMOVAL )

7. INSPECT FRONT NO. 3 SPEAKER

a. Disconnect the M1 and N1 speaker connectors.

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

Standard resistance

TESTER CONNECTION SPECIFIED CONDITION

NG: REPLACE FRONT NO. 3 SPEAKER (see REMOVAL )

Tester Connection Condition Specified Condition

1 - 2

Always

2.5 to 3.5 ohms

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra

Fig. 78: Identifying Front No.3 Speaker LH Harness
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

OK: Go to Next Step

8. CHECK HARNESS AND CONNECTOR (FRONT NO. 2 SPEAKER - FRONT NO. 3 SPEAKER)

a. Disconnect the M1, N1, K10 and K12 speaker connectors.

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

Standard resistance:

for LH

TESTER CONNECTION SPECIFIED CONDITION

for RH

TESTER CONNECTION SPECIFIED CONDITION

Tester Connection

Condition Specified Condition

K12-1(+) - N1-3

Always

Below 1 ohms

K12-2(-) - N1-1

K12-1 (+) - Body ground

Always

10 kohms or higher

K12-2 (-) - Body ground

Tester Connection

Condition Specified Condition

K10-1(+) - M1-3

Always

Below 1 ohms

K10-2(-) - M1-1

K10-1 (+) - Body ground

Always

10 kohms or higher

K10-2 (-) - Body ground

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra

Fig. 79: Checking Harness And Connector (Front No. 2 Speaker - Front No. 3 Speaker)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: REPLACE FRONT NO. 2 SPEAKER (see REMOVAL )

9. INSPECT FRONT NO. 4 SPEAKER

a. Disconnect the K14 speaker connector.

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

Standard resistance

TESTER CONNECTION SPECIFIED CONDITION

NG: REPLACE FRONT NO. 4 SPEAKER (see REMOVAL )

Tester Connection Condition Specified Condition

1 - 2

Always

1.5 to 2.1 ohms

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra