Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Front Camera Module Circuit (C1AA0)


The millimeter wave radar sensor assembly receives information about the area in front of the vehicle from the forward recognition camera.

If the millimeter wave radar sensor assembly detects a malfunction in the forward recognition camera, it will store DTC C1AA0.


Detection Item

DTC Detection Condition

Trouble Area


Front Camera Module Circuit

While the ignition switch is ON, the forward recognition camera detects an internal malfunction for approximately 1 second or more.

Forward recognition camera system





If DTC C1AA0 is output by the pre-collision system, perform troubleshooting for the forward recognition camera system.

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Lost Communication with Cruise Control Front Distance Range Sensor (U0235)
DESCRIPTION The millimeter wave radar sensor assembly is connected to the skid control ECU (master cylinder solenoid)*1 or skid control ECU (brake actuator assembly)*2 via CAN communication. If c ...

Front Camera Module Incorrect Axial Gap (C1AA8)
DESCRIPTION If the millimeter wave radar sensor assembly detects that the beam axis of the forward recognition camera is misaligned, it will store DTC C1AA8. DTC No. Detectio ...

Other materials:

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Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART HINT: If a trouble code is output during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page". DTC Code Detection Item See page B1500 F ...

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