This DTC is stored if the clearance warning ECU assembly self-diagnosis detects an internal malfunction in the clearance warning ECU assembly.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| C161504 | Clearance Warning ECU System Internal Failure | ·
Communication malfunction with sub-CPU ·
Mirror check error |
Clearance warning ECU assembly |
Perform registration after replacing or removing and installing the clearance warning ECU assembly.
If a DTC is detected again after the repair, turn the ignition switch to ON and turn the TOYOTA parking assist-sensor system on, and then clear the DTC.
According to the display on the GTS, check for DTCs.
According to the display on the GTS, clear the DTCs.
Recheck for DTCs.
| Result | Proceed to |
|---|---|
| No DTC is output | A |
| "C161504" is output | B |
A
B