| Last Modified: 05-13-2024 | 6.11:8.1.0 | Doc ID: RM100000001CUPR |
| Model Year Start: 2019 | Model: Corolla Hatchback | Prod Date Range: [06/2018 - 01/2019] |
| Title: CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM (for M20A-FKS): U040181; Invalid Data Received from ECM/PCM "A" Invalid Serial Data Received; 2019 MY Corolla Corolla Hatchback [06/2018 - 01/2019] | ||
|
DTC |
U040181 |
Invalid Data Received from ECM/PCM "A" Invalid Serial Data Received |
DESCRIPTION
If the ECM cannot recognize the forward recognition camera. DTC U040181 is stored.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
MIL |
DTC Output from |
|---|---|---|---|---|---|
|
U040181 |
Invalid Data Received from ECM/PCM "A" Invalid Serial Data Received |
Approximately 17 seconds or more after the engine switch is turned on (IG), the ECM cannot recognize the forward recognition camera for approximately 2 seconds or more. |
ECM |
Does not come on |
Forward recognition camera |
CAUTION / NOTICE / HINT
NOTICE:
Before replacing the ECM, refer to Registration.
Click here
![2019 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 01/2019]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function, Gasoline Model): REGISTRATION](/t3Portal/stylegraphics/info.gif)
PROCEDURE
|
1. |
CHECK FOR DTCs |
(a) Clear the DTCs.
Powertrain > Radar Cruise2 > Clear DTCs
(b) Make sure that the DTC detection conditions are met.
HINT:
If the detection conditions are not met, the system cannot detect the malfunction.
(c) Check for DTCs.
Powertrain > Radar Cruise2 > Trouble Codes
|
Result |
Proceed to |
|---|---|
|
DTC U040181 is not output |
A |
|
DTC U040181 is output |
B |
| A |
|
| B |
|
|
|