Pre-Collision System

PRE-COLLISION: PRE-COLLISION SYSTEM: U0100,U0293: Lost Communication with ECM / PCM "A"

DTC U0100 - Lost Communication with ECM / PCM "A"

DTC U0293 - Lost Communication with HV ECU

DESCRIPTION

The distance control ECU receives signals from the ECM via the CAN communication system.






INSPECTION PROCEDURE
HINT: For DTC U0100 or U0293, the Techstream displays that communication is lost with the ECM/PCM. However, for this vehicle, DTC U0100 or U0293 is output when communication is lost with the HV ECU.

Refer to U0100 (CAN communication system) How to Proceed With Troubleshooting.
Refer to U0293 (CAN communication system) How to Proceed With Troubleshooting.