Toyota Tundra. Manual — part 498

Fig. 111: Identifying Front No. 4 Speaker Connector Terminal
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

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

OK: REPLACE BOX SPEAKER (See REMOVAL )

7. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER - SPEAKERS)

a. Disconnect the K16 amplifier connector.

b. Disconnect the K10, K12, N1, M1, O1 and O7 speaker connectors.

Tester Connection Condition Specified Condition

1-2

Always

1.5 to 2.1 ohms

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

Fig. 112: Identifying K10, K12, N1, M1, O1 And O7 Speaker Connectors
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

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

Standard resistance

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER - SPEAKERS)
TESTER CONNECTION SPECIFIED CONDITION

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: Go to Next Step

8. INSPECT FRONT NO. 3 SPEAKER LH

a. Disconnect the N1 speaker connector.

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

Standard resistance

FRONT NO. 3 SPEAKER LH TESTER CONNECTION SPECIFIED CONDITION

Tester Connection

Condition Specified Condition

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

Always

Below 1 ohms

K16-2(FR+)-K10-3 (TWR+)
K16-7(FL-)-K12-4 (TWL-)
K16-8(FL+)-K12-3 (TWL+)
K10-2(-)-M1-1
K10-1(+)-M1-3
K12-2(-)-N1-1
K12-1(+)-N1-3
K16-4(RR-)-O1-2
K16-10(RR+)-O1-1
K16-9(RL-)-O7-2
K16-3(RL+)-O7-1
K16-8(FL+)-Body ground

Always

10 kohms or higher

K16-7(FL-)-Body ground
K16-2(FR+)-Body ground
K16-6(FR-)-Body ground
K16-3(RL+) - Body ground
K16-9(RL-)-Body ground
K16-10(RR+)-Body ground
K16-4(RR-)-Body ground
K10-2(-)-Body ground
K10-1(+)-Body ground
K12-2(-)-Body ground
K12-1(+)-Body ground

Tester Connection Condition Specified Condition

1-3

Always

2.5 to 3.5 ohms

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

Fig. 113: Identifying N1 Speaker Connector
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPLACE FRONT NO. 3 SPEAKER LH (See REMOVAL )

OK: Go to Next Step

9. INSPECT FRONT NO. 3 SPEAKER RH

a. Disconnect the M1 speaker connector.

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

Standard resistance

FRONT NO. 3 SPEAKER RH TESTER CONNECTION SPECIFIED CONDITION

Fig. 114: Identifying M1 Speaker Connector
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPLACE FRONT NO. 3 SPEAKER RH (See REMOVAL )

OK: Go to Next Step

10. INSPECT FRONT NO. 2 SPEAKER LH

a. Disconnect the K12 speaker connector.

Tester Connection Condition Specified Condition

1-3

Always

2.5 to 3.5 ohms

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra