Toyota Tundra. Manual — part 572

Fig. 404: Inspecting Parking Brake Switch
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPLACE PARKING BRAKE SWITCH (See DISASSEMBLY )

OK: Go to Next Step

3. CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER - PARKING BRAKE

SWITCH)

a. Disconnect the K6 receiver connector.

b. Disconnect the A5 switch connector.

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

Standard resistance

HARNESS AND CONNECTOR (NAVIGATION RECEIVER - PARKING BRAKE
SWITCH) TESTER CONNECTION SPECIFIED CONDITION

Tester Connection

Condition Specified Condition

K6-1 (PKB) - A5-1

Always

Below 1 ohms

K6-1 (PKB) - Body ground Always

10 kohms or higher

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

Fig. 405: Identifying A5 Switch Connector And K6 Receiver Connector
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS
TABLE

SPEAKER CIRCUIT

DESCRIPTION

The stereo component amplifier sends sound signals to the speaker.

WIRING DIAGRAM

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

Fig. 406: Speaker Circuit - Wiring Diagram (1 Of 2)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

Fig. 407: Speaker Circuit - Wiring Diagram (2 Of 2)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

INSPECTION PROCEDURE

1. CHECK SPEAKER

a. Check the malfunctioning speakers.

Result:

SPEAKER RESULT CHART

B: Go to step 11

Result

Proceed to

Malfunction in front speaker area

A

Malfunction in rear speaker area

B

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra