DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message [12/2023 - ]: Description
WARNING: This page is about a different car, the 2024 Lexus TX 550h+. However, it is still accessible from the selected car via links, so may be relevant.
The charge control ECU built into the electric vehicle charger assembly communicates with the ECM, meter circuit plate and hybrid vehicle control ECU via CAN communication.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Warning Indicate | DTC Output from | Priority | Note |
|---|---|---|---|---|---|---|---|---|
| U0100-87 | Lost Communication with ECM/PCM "A" Missing Message | A CAN communication error between the ECM and electric vehicle charger assembly (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Comes on | Master Warning: Comes on |
Plug-in Control | B | SAE Code: U0100 |
| U0155-87 | Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message | A CAN communication error between the meter circuit plate and electric vehicle charger assembly (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Does not come on | Master Warning: Does not come on |
Plug-in Control | B | SAE Code: U0155 |
| U0293-87 | Lost Communication with Hybrid/EV Powertrain Control Module Missing Message | A CAN communication error between the hybrid vehicle control ECU and electric vehicle charger assembly (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Comes on | Master Warning: Comes on |
Plug-in Control | B | SAE Code: U0293 |