Dynamic Radar Cruise Control System

CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM: C1A50: Brake System
C1A50 - Brake System

DESCRIPTION

When the driving support ECU receives an electronically controlled brake system malfunction signal from the skid control ECU via the CAN communication line, DTC C1A50 is output.





INSPECTION PROCEDURE

PROCEDURE

1. CHECK FOR DTC (ELECTRONICALLY CONTROLLED BRAKE SYSTEM)

(a) Using the Techstream, enter the following menus: Body Electrical / ABS/VSC/TRC / Trouble Code.

(b) Select "Clear" and clear the data.

(c) Recheck for DTC.

OK:

Electronically controlled brake system DTC is not output.

NG -- GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM How To Proceed With Troubleshooting
OK -- Continue to next step.

2. CHECK FOR DTC

(a) Using the Techstream, enter the following menus: Powertrain / Radar Cruise / Trouble Code.

(b) Select "Clear" and clear the data.

(c) Recheck for DTC.

OK:

DTC C1A50 is not output.

NG -- REPLACE DRIVING SUPPORT ECU Removal

OK -- USE SIMULATION METHOD TO CHECK How To Proceed With Troubleshooting