Toyota Tacoma (2015-2018) Service Manual: Terminals Of Ecu
TERMINALS OF ECU
1. MOBILE WIRELESS CHARGER CRADLE ASSEMBLY
|
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|---|
|
M5-1 (ACC) - M5-5 (PGND) |
GR - W-B |
Power source (ACC) |
Ignition Switch ON (ACC) |
11 to 14 V |
|
Ignition Switch off |
Below 1 V |
|||
|
M5-5 (PGND) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 V |
|
M5-9 (TAIL) - M5-5 (PGND) |
G - W-B |
Illumination signal |
Light control switch off |
Below 1 V |
|
Light control switch in tail or head position |
11 to 14 V |
|||
|
M5-10 (DIS) - Body ground |
Y - Body ground |
Smart key system status signal |
For 1500 ms after turning ignition switch from off to on (IG)*1 |
4.4 to 6.5 V |
|
Being charged |
Below 1 V |
|||
|
Charging suspended due to smart key system status*2 |
4.4 to 6.5 V |
- *1: The mobile wireless charger cradle assembly checks the status signal for 1500 ms when the ignition switch is turned from off to on (IG). If a status signal voltage of less than 1 V continues for 400 ms or more during the check, the mobile wireless charger cradle assembly judges that the status signal is interrupted, blinks the indicators and stops the operation until the ignition switch is turned off then on (IG) again.
- *2: For the status of the smart key system when charging is stopped
temporarily, refer to System Description (See page
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).
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 (mobi ...
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 ...
Other materials:
Rear Door Black Out Tape
Components
COMPONENTS
ILLUSTRATION
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH and LH sides.
The procedure described below is for the LH side.
PROCEDURE
1. REPAIR INSTRUCTION
2. INSTALL NO. 2 BLACK OUT TAPE
(a) Refer ...
Driver Side Seat Belt Warning Light does not Operate
DESCRIPTION
When the ignition switch is ON, the airbag sensor assembly transmits front seat
inner belt status signals to the combination meter assembly through CAN. If the
driver seat belt is not fastened, the combination meter assembly blinks the driver
side seat belt warning light. If the s ...
Lost Communication with Power Source Control (B278C)
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
B278C
An internal malfunction occurs in the certification ECU (smart key ECU
assembly)
Certification ECU (smart key ECU assembly)
CAUTI ...
