Toyota Tacoma (2015-2018) Service Manual: Front Radar Sensor (C1A10)
DESCRIPTION
When an internal malfunction is detected in the millimeter wave radar sensor assembly, DTC C1A10 is stored.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
C1A10 |
Front Radar Sensor |
When the ignition switch is ON, the millimeter wave radar sensor assembly detects an internal malfunction for approximately 1 second or more. |
Millimeter wave radar sensor assembly |
CAUTION / NOTICE / HINT
NOTICE:
- When replacing the millimeter wave radar sensor assembly, always replace it with a new one. If a millimeter wave radar sensor assembly which was installed to another vehicle is used, the information stored in the millimeter wave radar sensor assembly will not match the information from the vehicle. As a result, a DTC may be stored.
- If the millimeter wave radar sensor assembly has been replaced, be sure
to perform millimeter wave radar sensor assembly adjustment.
Click here
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PROCEDURE
|
1. |
REPLACE MILLIMETER WAVE RADAR SENSOR ASSEMBLY |
(a) Replace the millimeter wave radar sensor assembly.
Click here
(b) Adjust the millimeter wave radar sensor assembly.
Click here
|
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|
2. |
CLEAR DTC (PRE-COLLISION SYSTEM) |
(a) Clear the DTCs.
Click here
| NEXT | .gif) |
END |
Vehicle Information Not Obtained (C1A02)
DESCRIPTION
When a new millimeter wave radar sensor assembly is installed, it receives vehicle
specification information from the main body ECU (multiplex network body ECU) and
stores the informa ...
ECU Power Source Circuit
DESCRIPTION
This circuit supplies power to the millimeter wave radar sensor assembly when
the ignition switch is ON.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circu ...
Other materials:
If the vehicle battery is discharged
The following procedures may be used to start the engine if the vehicle’s
battery is discharged.
You can call your Toyota dealer or qualified repair shop.
If you have a set of jumper (or booster) cables and a second vehicle with a 12-volt
battery, you can jump start your Toyota following the ...
Certification Ecu
Components
COMPONENTS
ILLUSTRATION
Installation
INSTALLATION
PROCEDURE
1. INSTALL CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
(a) Install the certification ECU (smart key ECU assembly) with the 2 nuts.
Torque:
6.5 N·m {66 kgf·cm, 58 in·lbf}
(b) Engage the clamp to install the wire ...
If your vehicle overheats
The following may indicate that your vehicle is overheating.
● The needle of the engine coolant temperature gauge (→P. 155) enters the red
zone or a loss of engine power is experienced.
(For example, the vehicle speed does not increase.) ● Steam comes out from under
the hood. ...
