Toyota Tundra. Manual — part 165

Fig. 80: Identifying Front No. 4 Speaker Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

OK: Go to Next Step

10. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER - FRONT NO. 4

SPEAKER)

a. Disconnect the K14 speaker connector.

b. Disconnect the K17 amplifier 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

K17-4(CTR+) - K14-1

Always

Below 1 ohms

K17-10(CTR-) - K14-2

K17-4(CTR+) - Body ground

Always

10 kohms or higher

K17-10 (CTR-) - Body ground

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra

Fig. 81: Identifying K17 And K14 Connectors Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

OK: REPLACE STEREO COMPONENT AMPLIFIER (see REMOVAL )

11. CHECK SPEAKER

a. Check the malfunctioning speakers.

Result:

RESULT REFERENCE

B: Go to step 14

A: Go to Next Step

12. 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

Result

Proceed to

Rear No. 1 speaker

A

Box speaker

B

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra

TESTER CONNECTION SPECIFIED CONDITION

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

Fig. 82: Identifying Rear No. 1 Speaker Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

OK: Go to Next Step

13. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER - REAR NO. 1

SPEAKER)

a. Disconnect the K16 amplifier connector.

b. Disconnect the O1 and O7 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

1 - 2

Always

1.5 to 2.1 ohms

Tester Connection

Condition Specified Condition

K16-3 (RL+) - O7-1

Always

Below 1 ohms

K16-9 (RL-) - O7-2

K16-3 (RL+) - Body ground

Always

10 kohms or higher

K16-9(RL-) - Body ground

Tester Connection

Condition Specified Condition

K16-10(RR+) - O1-1

Always

Below 1 ohms

K16-4(RR-) - O1-2

K16-10(RR+) - Body ground

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra

Fig. 83: Identifying K16 Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: REPLACE STEREO COMPONENT AMPLIFIER (see REMOVAL )

14. INSPECT BOX SPEAKER

a. Disconnect the P14 speaker connector.

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

Standard resistance

TESTER CONNECTION SPECIFIED CONDITION

NG: REPLACE BOX SPEAKER (see REMOVAL )

K16-4(RR-) - Body ground

Always

10 kohms or higher

Tester Connection Condition Specified Condition

1 - 2

Always

1.5 to 2.1 ohms

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra