DTC Detection Logic
DTC DETECTION LOGIC CHART
| DTC |
Items (CONSULT-III screen terms) |
Diagnostic item is detected when... |
Possible cause |
| C1684 |
4WAS MAIN ECU COMM |
4WAS communication line data communication error is detected. (An error signal is detected from 4WAS main control unit.) |
4WAS communication line/4WAS main control unit/4WAS front control unit error |
| C1685 |
4WAS MAIN ECU COMM |
4WAS communication line data communication error is detected. (An error signal is detected from 4WAS main control unit.) |
4WAS communication line/4WAS main control unit/4WAS front control unit error |