Toyota Tacoma (2015-2018) Service Manual: Front Radar Sensor (C1A10)
DESCRIPTION
C1A10 is output when there is an internal malfunction in the millimeter wave radar sensor assembly.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
C1A10 |
Front Radar Sensor |
While the vehicle speed is 36 km/h (22 mph) or more and the dynamic radar cruise control system is operating, the internal malfunction of the millimeter wave radar sensor assembly continues for 0.3 seconds or more. |
Millimeter wave radar sensor assembly |
CAUTION / NOTICE / HINT
NOTICE:
- When replacing the millimeter wave radar sensor assembly, make sure to replace it with a new one. If a device 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, and as a result, a DTC may be stored.
- When the millimeter wave radar sensor assembly is replaced with a new
one, adjustment of the radar sensor beam axis must be performed.
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PROCEDURE
|
1. |
REPLACE MILLIMETER WAVE RADAR SENSOR ASSEMBLY |
(a) Replace the millimeter wave radar sensor assembly with a new one.
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(b) Perform millimeter wave radar sensor assembly adjustment.
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|
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|
2. |
CLEAR FOR DTCs (RADAR CRUISE 2) |
(a) Clear the DTCs.
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| NEXT | .gif) |
END (MILLIMETER WAVE RADAR SENSOR ASSEMBLY WAS DEFECTIVE) |
Front Radar Sensor Region Code Mismatch (C1A0A)
DESCRIPTION
When the destination information in the millimeter wave radar sensor assembly
and forward recognition camera do not match, DTC C1A0A is stored.
DTC No.
Detection ...
Brake Switch "A" Circuit (P0571)
DESCRIPTION
Detection condition 1:
When the brake pedal is depressed, the stop light switch assembly outputs
a signal to the ECM. When the ECM receives the signal, it cancels control
...
Other materials:
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column of the
table. Check each sy ...
Light Sensor Circuit Malfunction (B1244)
DESCRIPTION
This DTC is output when a failure of the automatic light control sensor circuit
is detected.
DTC Code
DTC Detection Condition
Trouble Area
B1244
When either condition below is met:
Malfunction of light sensor ...
Operation Check
OPERATION CHECK
CHECK LANE DEPARTURE ALERT MAIN SWITCH
(a) Check the lane departure alert main switch (steering pad switch assembly)
on/off operation.
(1) Turn the ignition switch to ON.
(2) Confirm that the lane departure alert indicator (green) in the combination
meter assembly illuminates ...
