DTC U0073: Control Module Communication Bus "A" Off; DTC U0101: Lost Communication with TCM; DTC U0122: Lost Communication with Vehicle Dynamics Control Module; DTC U0155: Lost Communication with Instrument Panel Cluster (IPC) Control Module; DTC U0402: Invalid Data Received from TCM; DTC U0416: Invalid Data Received from Vehicle Dynamics Control Module; DTC U0423: Invalid Data Received from Instrument Panel Cluster Control Module [05/2014 - ]: Description
The ECM communicates several signals with each sensor and ECU by CAN communication circuit.
There are any malfunctions in the communication circuit, one or more DTCs in the CAN communication system are output.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| U0073 | Bus off state for 0.436 seconds or more (1 trip detection logic) |
|
| U0101 | No communication between ECM and TCM for 0.5 seconds or more (1 trip detection logic) |
|
| U0122 | No communication between ECM and skid control ECU for 0.5 seconds or more (1 trip detection logic) |
|
| U0155 | No communication between ECM and combination meter assembly for 0.5 seconds or more (1 trip detection logic) |
|
| U0402 | Invalid data received from TCM for 2 seconds or more (1 trip detection logic) |
|
| U0416 | Invalid data received from skid control ECU (brake actuator assembly) for 2 seconds or more (1 trip detection logic) |
|
| U0423 | Invalid data received from combination meter assembly for 2 seconds or more (1 trip detection logic) |
|