Toyota Tacoma (2015-2018) Service Manual: Main Switch Signal Circuit

Toyota Tacoma (2015-2018) Service Manual / Other System / Wireless Charging System / Main Switch Signal Circuit

DESCRIPTION

When the wireless charger main switch (mobile wireless charger switch) is turned on, this circuit sends an on signal to the mobile wireless charger cradle assembly using the power supplied to the wireless charger main switch (mobile wireless charger switch).

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

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

PROCEDURE

1.	INSPECT WIRELESS CHARGER MAIN SWITCH (MOBILE WIRELESS CHARGER SWITCH)

(a) Remove the wireless charger main switch (mobile wireless charger switch) (See page ).

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
M7-11 (ACC) - M7-12 (GND)	Wireless Charger Main Switch (Mobile Wireless Charger Switch) is on (not protruding)	Below 1 Ω
M7-11 (ACC) - M7-12 (GND)	Wireless Charger Main Switch (Mobile Wireless Charger Switch) is off (protruding)	10 kΩ or higher

Text in Illustration

*a	Component without harness connected (Wireless Charger Main switch (Mobile Wireless Charger Switch))

REPLACE WIRELESS CHARGER MAIN SWITCH (MOBILE WIRELESS CHARGER SWITCH)

2.	CHECK TERMINAL VOLTAGE (WIRELESS CHARGER MAIN SWITCH - BATTERY AND GROUND)

(a) Measure the voltage and resistance according to the value(s) in the table below.

Standard Voltage:

Tester Connection	Switch Condition	Specified Condition
M7-11 (ACC) - Body ground	Ignition Switch ACC	11 to 14 V

Standard Resistance:

Tester Connection	Condition	Specified Condition
M7-12 (GND) - Body ground	Always	Below 1 Ω

REPAIR OR REPLACE HARNESS OR CONNECTOR

3.	CHECK HARNESS AND CONNECTOR (WIRELESS CHARGER MAIN SWITCH - MOBILE WIRELESS CHARGER CRADLE ASSEMBLY)

(a) Disconnect the M5 mobile wireless charger cradle assembly connector.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
M5-3 (SW) - M7-8 (SW)	Always	Below 1 Ω

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

REPAIR OR REPLACE HARNESS OR CONNECTOR

Wireless Charger Power Source Circuit

DESCRIPTION This is the power source circuit to operate the mobile wireless charger cradle assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to t ...

Status Signal Circuit

DESCRIPTION This circuit sends a smart key system status signal from the certification ECU (smart key ECU assembly) to the mobile wireless charger cradle assembly. Based on this signal, the mobil ...

Other materials:

Brake
General Maintenance GENERAL MAINTENANCE PROCEDURE 1. INSPECT BRAKE LINE PIPES AND HOSES HINT: Work in a well-lighted area. Turn the front wheels fully to the right or left before beginning. (a) Check all the brake lines and hoses for: Damage Wear Deformation Cracks ...

Removal
REMOVAL CAUTION / NOTICE / HINT CAUTION: Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing (See page ). If the side airbag was deployed, replace the front seat assembly with a ne ...

Installation
INSTALLATION CAUTION / NOTICE / HINT CAUTION: Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing (See page ). If the side airbag was deployed, replace the front seat assembly with ...