Toyota Tundra Service Manual: Power Source Circuit

DESCRIPTION

This circuit provides power to operate the forward recognition camera.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (POWER SOURCE VOLTAGE)

(a) Disconnect the forward recognition camera connector.

*a

Front view of wire harness connector

(to Forward Recognition Camera)

(b) Turn the ignition switch to ON.

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

Standard Voltage:

Tester Connection

Condition

Specified Condition

W9-7 (IGB) - Body ground

Ignition switch ON

11 to 14 V

(d) Connect the forward recognition camera connector.

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

2.

CHECK HARNESS AND CONNECTOR (FORWARD RECOGNITION CAMERA - BODY GROUND)

(a) Disconnect the forward recognition camera connector.

*a

Front view of wire harness connector

(to Forward Recognition Camera)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

W9-10 (GND) - Body ground

Always

Below 1 Ω

(c) Connect the forward recognition camera connector.

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

    Parts Location

    Precaution

    See More:

    Toyota Tundra Service Manual > Navigation System: Vehicle Speed Signal Circuit between Stereo Component Amplifier and Combination Meter
    DESCRIPTION The stereo component amplifier assembly receives a vehicle speed signal from the combination meter assembly to control the ASL function. HINT: A voltage of 12 V or 5 V is output from each ECU and then input to the combination meter assembly. The signal is changed to a pulse signal at the ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2023 Copyright www.ttundra.com
    0.0201