Pre-Collision System

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

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

DTC U0122 - Lost Communication with Vehicle Dynamics Control Module

DTC U0146 - Lost Communication with Gateway "A"

DTC U0151 - Lost Communication with Airbag ECU

DTC U1101 - Lost Communication with Distance Control ECU

DESCRIPTION

The seat belt control ECU receives signals from the skid control ECU and gateway ECU and center airbag sensor assembly and distance control ECU via CAN communication system.
The distance control ECU receives signals from the ECM via CAN communication system.





HINT:
When two or more DTCs starting with "U" are output simultaneously, inspect the connectors and wire harness of each ECU.

INSPECTION PROCEDURE

Refer to the U0100 (CAN communication system) ECM Communication Stop Mode.
Refer to the U0122 (CAN communication system) Skid Control ECU Communication Stop Mode.
Refer to the U0146 (CAN communication system) Gateway ECU Communication Stop Mode.
Refer to the U0151 (CAN communication system) Center Airbag Sensor Communication Stop Mode.
Refer to the U1101 (CAN communication system) Distance Control ECU Communication Stop Mode.