Toyota Tacoma (2015-2018) Service Manual: Main Switch Power Source Circuit
DESCRIPTION
This circuit supplies power to the wireless charger main switch (mobile wireless charger switch) and illuminates the switch indicator light when the wireless charger main switch (mobile wireless charger switch) is turned on.
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 (WIRELESS CHARGER MAIN SWITCH (MOBILE WIRELESS CHARGER SWITCH) POWER SOURCE) |
(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 |
|---|---|---|
|
M7-12 (GND) - Body ground |
Always |
Below 1 Ω |
|
M7-11 (ACC) - Body ground |
Always |
10 kΩ or higher |
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
|
Tester Connection |
Switch Condition |
Specified Condition |
|---|---|---|
|
M7-11 (ACC) - M7-12 (GND) |
Ignition switch ACC |
11 to 14 V |
| OK | .gif) |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are lis ...
Terminals Of Ecu
TERMINALS OF ECU
1. MOBILE WIRELESS CHARGER CRADLE ASSEMBLY
Tester Connection
Wiring Color
Terminal Description
Condition
Specified Condition ...
Other materials:
Slip Indicator Light does not Come ON
DESCRIPTION
Refer to Slip Indicator Light Remains ON (See page
).
WIRING DIAGRAM
Refer to Slip Indicator Light Remains ON (See page
).
CAUTION / NOTICE / HINT
NOTICE:
When replacing the skid control ECU (master cylinder solenoid), perform
calibration (See page
).
Inspe ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
HINT:
If a trouble code is output during the DTC check, inspect the trouble areas listed
for that code. For details of the code, refer to the "See page" below.
Certification ECU (Smart Key ECU Assembly)
DTC Code
Detection Item
...
Open in One Side of Bus 2 Branch Line
DESCRIPTION
When the CAN bus main lines are normal (no open, short to ground, short to +B
or short between lines) and there is an ECU or sensor on the "Communication Bus
Check" screen that is indicated as not communicating or whose connection status
on the "Communication Bus Ch ...
