DTC U0155 Lost Communication with Instrument Panel Cluster Control Module (Combination Meter); DTC U1114 Lost Communication with Main Switch Module: Description
WARNING: This page is about a different car, the 2008 Lexus LS 600hL. However, it is still accessible from the selected car via links, so may be relevant.
When the clearance warning ECU*1 or parking assist ECU*2's self-diagnosis determines that the CAN communication system is malfunctioning, this DTC is output.
DTC DETECTION CONDITION CHART
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| U0155 | Lost Communication with Instrument Panel Cluster (IPC) Control Module | CAN communication system |
| U1114 | Lost Communication with Main Switch Module | CAN communication system |
| HINT: *1: w/o Advanced parking guidance system *2: w/ Advanced parking guidance system |
||
HINT:
When 2 or more DTCs starting with "U" are output simultaneously, inspect the connectors and wire harness of each ECU.