| Last Modified: 08-21-2023 | 6.11:8.1.0 | Doc ID: RM100000001AOQ7 |
| Model Year Start: 2019 | Model: Avalon | Prod Date Range: [04/2018 - 08/2021] |
| Title: PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): C1A01; Driving Support ECU; 2019 - 2021 MY Avalon [04/2018 - 08/2021] | ||
|
DTC |
C1A01 |
Driving Support ECU |
DESCRIPTION
The driving support ECU assembly uses the millimeter wave radar sensor assembly to detect objects in front of the vehicle.
Based on signals from the millimeter wave radar sensor assembly, the driving support ECU assembly calculates the possibility of a collision and operates the pre-collision system if it determines that the possibility is high.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
C1A01 |
Driving Support ECU |
When the engine switch is on (IG), the driving support ECU assembly detects an internal malfunction for approximately 1 second. |
Driving support ECU assembly |
CAUTION / NOTICE / HINT
NOTICE:
When replacing the driving support ECU assembly, always replace it with a new one. If a driving support ECU assembly which was installed to another vehicle is used, the information stored in the driving support ECU assembly will not match the information from the vehicle. As a result, a DTC may be stored.
PROCEDURE
|
1. |
REPLACE DRIVING SUPPORT ECU ASSEMBLY |
(a) Replace the driving support ECU assembly.
Click here
![2019 - 2021 MY Avalon Avalon HV [04/2018 - 08/2021]; CRUISE CONTROL: DRIVING SUPPORT ECU: REMOVAL](/t3Portal/stylegraphics/info.gif)
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