Toyota Tacoma 2015-2018 Service Manual: Power Source Circuit

Toyota Tacoma 2015-2018 Service Manual / Cruise Control / Forward Recognition Camera System / 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) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection	Switch Condition	Specified Condition
F46-7 (IGB) - Body ground	Ignition switch ON	11 to 14 V

REPAIR OR REPLACE HARNESS OR CONNECTOR

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
F46-10 (GND) - Body ground	Always	Below 1 Ω

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

REPAIR OR REPLACE HARNESS OR CONNECTOR

Front Camera Module Circuit (C1AA0)

DESCRIPTION When an internal malfunction is detected in the forward recognition camera, DTC C1AA0 is stored. DTC No. Detection Item DTC Detection Condition ...

Front Camera

...

Other materials:

Sensor (Motor) Failure (B2341,B2344)
DESCRIPTION When the sliding roof ECU (sliding roof drive gear sub-assembly) detects a motor malfunction and the sliding roof operation is stopped, DTC B2341 is stored. When the sliding roof ECU (sliding roof drive gear sub-assembly) detects a gear position malfunction and the sliding roof ope ...

Master Cylinder Pressure Sensor Zero Point High Malfunction (C1422,C1456)
DESCRIPTION Refer to DTCs C1421, C1423, C1424, C1455, C1457 and C1458 (See page ). DTC Code DTC Detection Condition Trouble Area C1422 When the stop light switch is off, the PM/C1 terminal voltage is 0.86 V or higher for 5 seconds ...

Initialization
INITIALIZATION 1. INITIALIZE POWER WINDOW CONTROL SYSTEM NOTICE: When a door window regulator assembly, power window regulator motor assembly, door glass or door glass run is reinstalled or replaced, the power window control system must be initialized. Functions such as the auto u ...