Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Heater Circuit (C1AAE)


If the forward recognition camera detects a malfunction in the camera heater (forward recognition hood) circuit, it will output a malfunction signal to the millimeter wave radar sensor assembly via CAN communication and DTC C1AAE will be stored.


Detection Item

DTC Detection Condition

Trouble Area


Heater Circuit

When the ignition switch is ON, the millimeter wave radar sensor assembly receives a camera heater (forward recognition hood) circuit malfunction signal from the forward recognition camera continuously for 5 seconds or more.

Forward recognition camera system





If DTC C1AAE is output by the pre-collision system, perform troubleshooting for the forward recognition camera system.

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Vehicle Control History
VEHICLE CONTROL HISTORY VEHICLE CONTROL HISTORY (a) A part of the control history can be confirmed using the vehicle control history. Click here ...

Lost Communication with ECM / PCM "A" (U0100,U0125,U0126,U0129)
DESCRIPTION These DTCs are stored when a communication malfunction occurs between ECUs that perform pre-collision system control. DTC No. Detection Item DTC Detect ...

Other materials:

Freeze Frame Data
FREEZE FRAME DATA DESCRIPTION (a) When a pre-collision system DTC is stored, the millimeter wave radar sensor assembly stores the current vehicle (ECU or sensor) state as Freeze Frame Data. CHECK FREEZE FRAME DATA (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c ...

ADJUSTMENT PROCEDURE 1. PREPARE VEHICLE FOR HEADLIGHT AIM ADJUSTMENT (a) Prepare the vehicle: Ensure that there is no damage or deformation to the body around the headlights. Fill the fuel tank. Make sure that the oil is filled to the specified level. Make sure that the co ...

Accessories, spare parts and modification of your Toyota
A wide variety of non-genuine spare parts and accessories for Toyota vehicles are currently available in the market. You should know that Toyota does not warrant these products and is not responsible for their performance, repair, or replacement, or for any damage they may cause to, or adverse ...

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