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

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

DESCRIPTION

When the light control switch is turned to the tail or head position, this circuit sends an illumination signal to the wireless charger main switch (mobile wireless charger switch). Based on this signal, the wireless charger main switch (mobile wireless charger switch) is illuminated.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

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 (ILLUMINATION SIGNAL)

(a) Disconnect the M7 wireless charger main switch (mobile wireless charger switch) connector.

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

Standard Voltage:

Tester Connection

Switch Condition

Specified Condition

M7-10 (ILL+) - Body ground

Light control switch in tail or head position

11 to 14 V
NG

REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

2.

CHECK HARNESS AND CONNECTOR (WIRELESS CHARGER MAIN SWITCH - BODY GROUND)

(a) Disconnect the M7 wireless charger main switch (mobile wireless charger switch) connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

M7-9 (ILL-) - Body ground

Always

Below 1 Ω
OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR
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