Toyota Tundra. Manual — part 575

Fig. 415: Identifying K14 Speaker Connector And K17 Amplifier Connector
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: REPLACE STEREO COMPONENT AMPLIFIER (See REMOVAL )

11. CHECK SPEAKER

a. Check the malfunctioning speakers.

Result:

SPEAKER RESULT CHART

B: Go to step 14

C: Go to step 16

A: Go to Next Step

12. INSPECT REAR NO. 2 SPEAKER

a. Disconnect the O2 and O8 speaker connectors.

Result

Proceed to

Rear No. 2 speaker

A

Rear No. 1 speaker

B

Box speaker

C

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

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

Standard resistance

REAR NO. 2 SPEAKER TESTER CONNECTION SPECIFIED CONDITION

Fig. 416: Identifying O2 And O8 Speaker Connectors
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPLACE REAR NO. 2 SPEAKER (See INSPECTION )

OK: Go to Next Step

13. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER - REAR NO. 2

SPEAKER)

a. Disconnect the K16 amplifier connector.

b. Disconnect the O2 and O8 speaker connectors.

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

Standard resistance:

for LH

HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER - REAR NO. 2
SPEAKER) TESTER CONNECTION SPECIFIED CONDITION LH

Tester Connection Condition Specified Condition

1 (-TW) - 3 (+TW) Always

2.5 to 3.5 ohms

1 (-TW) - 2 (-)

Always

Below 1 ohms

3 (+TW) - 4 (+)

Tester Connection

Condition Specified Condition

K16-3 (RL+) - O8-3 (+TW)

Always

Below 1 ohms

K16-9 (RL-) - O8-1 (-TW)

K16-3 (RL+) - Body ground

Always

10 kohms or higher

K16-9 (RL-) - Body ground

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

Fig. 417: Identifying K16 Amplifier Connector And O2, O8 Speaker Connectors
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

for RH

HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER - REAR NO. 2
SPEAKER) TESTER CONNECTION SPECIFIED CONDITION RH

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: REPLACE STEREO COMPONENT AMPLIFIER (See REMOVAL )

14. INSPECT REAR NO. 1 SPEAKER

a. Disconnect the O1 and O7 speaker connectors.

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

Standard resistance

REAR NO. 1 SPEAKER TESTER CONNECTION SPECIFIED CONDITION

Tester Connection

Condition Specified Condition

K16-10 (RR+) - O2-3 (+TW)

Always

Below 1 ohms

K16-4 (RR-) - O2-1 (-TW)

K16-10 (RR+) - Body ground

Always

10 kohms or higher

K16-4 (RR-) - Body ground

Tester Connection Condition Specified Condition

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

Fig. 418: Identifying O1 And O7 Speaker Connectors
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPLACE REAR NO. 1 SPEAKER (See REMOVAL )

OK: Go to Next Step

15. CHECK HARNESS AND CONNECTOR (REAR NO. 1 SPEAKER - REAR NO. 2 SPEAKER)

a. Disconnect the O1, O2, O7 and O8 speaker connectors.

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

Standard resistance:

for LH

HARNESS AND CONNECTOR (REAR NO. 1 SPEAKER - REAR NO. 2 SPEAKER)
TESTER CONNECTION SPECIFIED CONDITION LH

for RH

HARNESS AND CONNECTOR (REAR NO. 1 SPEAKER - REAR NO. 2 SPEAKER)
TESTER CONNECTION SPECIFIED CONDITION RH

1 - 2

Always

1.5 to 2.1 ohms

Tester Connection

Condition Specified Condition

O8-4 (+) - O7-1

Always

Below 1 ohms

O8-2 (-) - O7-2

O8-4 (+) - Body ground

Always

10 kohms or higher

O8-2 (-) - Body ground

Tester Connection

Condition Specified Condition

O2-4 (+) - O1-1

Always

Below 1 ohms

O2-2 (-) - O1-2

O2-4 (+) - Body ground

Always

10 kohms or higher

O2-2 (-) - Body ground

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra