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:
Push Switch / Key Unlock Warning Switch Malfunction (B2780)
DESCRIPTION
This DTC is stored if the transponder key ECU assembly does not detect that the
unlock warning switch assembly is ON even when the key is in the ignition key cylinder.
Under normal conditions, the unlock warning switch assembly is ON when the key is
in the ignition key cylinder.
...
Check Bus 2 Line for Short to +B
DESCRIPTION
There may be a short circuit between one of the CAN bus lines and +B when no
resistance exists between terminal 18 (CA4H) of the central gateway ECU (network
gateway ECU) and terminal 16 (BAT) of the DLC3, or terminal 17 (CA4L) of the central
gateway ECU (network gateway ECU) and ...
Anti-glare inside rear view mirror
Glare from the headlights of vehicles behind can be reduced by using the following
functions.
Manual anti-glare inside rear view
mirror
Normal position
Anti-glare position
Auto anti-glare inside rear view
mirror (type A)
In automatic mode, sensors are used to detect the headlights of ...
