Toyota Tacoma (2015-2018) Service Manual: Power Source Circuit
DESCRIPTION
This circuit provides power to operate the forward recognition camera.
WIRING DIAGRAM
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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. |
|
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(b) Turn the ignition switch to ON.
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
F46-7 (IGB) - Body ground |
Ignition switch ON |
11 to 14 V |
(d) Connect the forward recognition camera connector.
| NG | .gif) |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
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|
2. |
CHECK HARNESS AND CONNECTOR (FORWARD RECOGNITION CAMERA - BODY GROUND) |
|
(a) Disconnect the forward recognition camera connector. |
|
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(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 |
(c) Connect the forward recognition camera connector.
| OK | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Indicator Circuit
DESCRIPTION
The forward recognition camera sends indicator illumination request signals to
the combination meter assembly via CAN communication.
CAUTION / NOTICE / HINT
NOTICE:
When replacing th ...
Other materials:
Precaution
PRECAUTION
1. IGNITION SWITCH EXPRESSIONS
(a) The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch (Position)
Engine ...
Transfer Shift Motor Control Circuit Low (P17A9)
DESCRIPTION
This DTC is output when a short to ground in the transfer shift motor and A.D.D.
shift motor drive circuit is detected.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
P17A9
Transfer Shift Motor Contr ...
Lost Communication With ECM/PCM "A" Missing Message (U010087)
DESCRIPTION
The engine control unit and transmission control unit are located inside the
ECM. The engine control unit intercommunicates with the transmission control ECU
via CAN communication. If there is a problem in this intercommunication, the ECM
stores this DTC.
DTC Code
...
