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
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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:
Repair
REPAIR
PROCEDURE
1. STEERING OFF CENTER REPAIR PROCEDURE
(a) Check if the steering wheel is off center.
(1) Apply masking tape to the top center of the steering wheel and upper
steering column cover.
Text in Illustration
*1
Steering Wheel
...
System Diagram
SYSTEM DIAGRAM
Component
Outline
Engine switch
Transponder key amplifier
Turns on the power and starts the engine.
Contains a built-in transponder key amplifier to start the engine
when the key does ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC (CHECK USING TECHSTREAM)
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Navigation System / Trouble
Codes.
(e) Check for DTCs, and then write them down.
( ...