| Last Modified: 08-21-2023 | 6.11:8.1.0 | Doc ID: RM100000001Q228 |
| Model Year Start: 2021 | Model: Avalon | Prod Date Range: [08/2020 - 08/2021] |
| Title: BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model): C1224; NE Signal Circuit; 2021 MY Avalon [08/2020 - 08/2021] | ||
|
DTC |
C1224 |
NE Signal Circuit |
DESCRIPTION
The skid control ECU (brake actuator assembly) receives engine speed signals from the ECM via CAN communication.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
C1224 |
NE Signal Circuit |
The vehicle speed is 6 km/h (4 mph) or more, the +BS terminal voltage is between 9.6 and 16.5 V, and the engine speed signal is more than 12800 rpm for 2.5 seconds or more. |
|
PROCEDURE
|
1. |
CHECK CAN COMMUNICATION SYSTEM |
(a) Check if CAN communication system DTCs are output.
Click here
![2019 - 2022 MY Avalon [04/2018 - ]; NETWORKING: CAN COMMUNICATION SYSTEM (for Gasoline Model): HOW TO PROCEED WITH TROUBLESHOOTING](/t3Portal/stylegraphics/info.gif)
|
Result |
Proceed to |
|---|---|
|
DTCs are not output |
A |
|
DTCs are output |
B |
| B |
|
|
|
2. |
CHECK SFI SYSTEM |
(a) Check if SFI system DTCs are output.
Powertrain > Engine > Trouble Codes
|
Result |
Proceed to |
|---|---|
|
DTCs are not output |
A |
|
DTCs are output |
B |
| A |
|
REPLACE ECM for 2GR-FKS: Click here
for A25A-FKS: Click here
|
| B |
|
INSPECT SFI SYSTEM for 2GR-FKS: Click here
for A25A-FKS: Click here
|
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