DTC U1103-87: Lost Communication with Stop and Start Control Module Missing Message [11/2018 - 08/2020]: Description
The ECM and engine stop and start ECU send and receive signals via CAN communication.
If a communication error occurs between the ECM and engine stop and start ECU, the ECM stores this DTC.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Memory | Note |
|---|---|---|---|---|---|---|
| U1103-87 | Lost Communication with Stop and Start Control Module Missing Message | There is no communication between the ECM and engine stop and start ECU (1 trip detection logic). |
|
Does not come on | DTC stored | SAE Code: U1103 |