DTC 5-1 LEXUS Link Communication Error: Description
This DTC is output when one of the following occurs: 1) the mayday ECU is malfunctioning; 2) the bus buffer ECU is malfunctioning; 3) the main body ECU is malfunctioning; or 4) the CAN line/wire harness is open or shorted.
DTC DETECTION CONDITION CHART
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| 5-1 | Communication or communication line is abnormal between mayday ECU and other ECU |
|