DTC U0100-87: Lost Communication With ECM/PCM "A" Missing Message; DTC U0122-87: Lost Communication with Vehicle Dynamics Control Module Missing Message; DTC U1104-87: Lost Communication with Driving Support ECU Missing Message [09/2015 - 08/2019]: Description
The ECM communicates with each sensor and ECU via CAN communication.
If any malfunction is detected in a CAN communication circuit, one or more CAN communication system DTCs are stored.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL |
|---|---|---|---|---|
| U0100-87 | Lost Communication With ECM/PCM "A" Missing Message | w/o Full-speed range following function:
w/ Full-speed range following function:
|
|
Does not come on |
| U0122-87 | Lost Communication with Vehicle Dynamics Control Module Missing Message | When the engine switch is on (IG) and the dynamic radar cruise control system is operating, a communication error between the skid control ECU (brake actuator assembly) and the ECM is detected for approximately 2.6 seconds or more. |
|
Does not come on |
| U1104-87 | Lost Communication with Driving Support ECU Missing Message | w/o Full-speed range following function:
w/ Full-speed range following function:
|
|
Does not come on |