If the ECM cannot recognize the forward recognition camera. DTC U040181 is stored.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | DTC Output from |
|---|---|---|---|---|
| U040181 | Invalid Data Received from ECM/PCM "A" Invalid Serial Data Received | When the ignition switch is ON for 17 seconds or more, the ECM cannot recognize the forward recognition camera continues for 2 second or more. | ECM | Radar Cruise2 |
Before replacing the ECM, refer to the Service Bulletin.
Clear the DTCs.
Make sure that the DTC detection conditions are met.
If the detection conditions are not met, the system cannot detect the malfunction.
Check for DTCs.
| Result | Proceed to |
|---|---|
| DTC U040181 is not output | A |
| DTC U040181 is output | B |
A
B
for M20C-FKS:
for M20D-FKS: