U0151

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 U0151 - Lost Communication with Airbag ECU

DTC U1101 - Lost Communication with Distance Control ECU

DESCRIPTION

The seat belt control ECU receives signals from the master cylinder solenoid (skid control ECU) and the center airbag sensor via the CAN communication line.
The distance control ECU receives signals from the ECM via the CAN communication line.






INSPECTION PROCEDURE
HINT:
When 2 or more DTCs starting with "U" are output simultaneously, inspect the connectors and wire harnesses of each ECU.

PROCEDURE

1. CHECK DTC (CAN COMMUNICATION SYSTEM)
(a) Use the Techstream to check if the CAN communication system is functioning normally How to Proceed With Troubleshooting.
OK:
DTC is not output.
NG -- GO TO CAN COMMUNICATION SYSTEM
OK -- USE SIMULATION METHOD TO CHECK