DTC U0100/71 Lost Communication with ECM / PCM "A; DTC U0101/71 Lost Communication with TCM; DTC U0122/71 Lost Communication with Vehicle Dynamics Control Module; DTC U0124 Lost Communication with Lateral Acceleration Sensor Module; DTC U0126/71 Lost Communication with Steering Angle Sensor Module; DTC U0130/71 Lost Communication with Steering Effort Control Module; DTC U0132 Lost Communication with Suspension Control ECU: Description
The suspension control ECU inputs signals from the skid control ECU, steering control ECU, steering angle sensor, yaw rate & acceleration sensor, ECM and TCM via CAN communication. When DTCs indicating a CAN communication system malfunction are output, repair the CAN communication system first.
DTC TROUBLE CODE CHART
| DTC Code | Detection Condition | Trouble Area |
|---|---|---|
| U0100/71 | While driving at 19 mph (30 km/h), ECM informs of CAN communication stop for 3 seconds or more |
|
| U0101/71 | While driving at 19 mph (30 km/h), TCM informs of CAN communication stop for 3 seconds or more |
|
| U0122/71 | Skid control ECU informs of CAN communication stop for 3 seconds or more |
|
| U0124/71 | Yaw rate & acceleration sensor informs of CAN communication stop for 3 seconds or more |
|
| U0126/71 | Steering angle sensor informs of CAN communication stop for 3 seconds or more |
|
| U0130/71 | 5 seconds after engine switch is turned on (IG), CAN communication from steering control ECU stops for 3 seconds or more |
|
| U0130/71 | CAN bus turns OFF 10 times in a row | Suspension control ECU |