Dynamic Radar Cruise Control System

CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL 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 U0123 - Lost Communication with Yaw Rate Sensor Module

DTC U0126 - Lost Communication with Steering Angle Sensor Module

DTC U0235 - Lost Communication with Cruise Control Front Distance Range Sensor

DTC U1104 - Lost Communication with Driving Support ECU

DESCRIPTION

This DTC is output when a communication malfunction occurs between the sensors and ECUs.






INSPECTION PROCEDURE

Refer to CAN communication system DTC U0100 U0100.
Refer to CAN communication system DTC U0122 U0122.
Refer to CAN communication system DTC U0123 Problem Symptoms Table.
Refer to CAN communication system DTC U0126 U0126.
Refer to CAN communication system DTC U0235 U0235.
Refer to CAN communication system DTC U1104 U1104.

PROCEDURE

1. CHECK CAN COMMUNICATION SYSTEM
(a) Select "Bus Check" from the "System Select" Diagnosis System
(b) Select "Communication Malfunction DTC" from the "Bus Check" screen, and then select "Enter" Diagnosis System
OK:
CAN communication system DTC is not output.
NG -- GO TO CAN COMMUNICATION SYSTEM
OK -- USE SIMULATION METHOD TO CHECK