B2056

PRE-COLLISION: PRE-COLLISION SYSTEM: B2056: Axial Gap of Radar Sensor
B2056 - Axial Gap of Radar Sensor

DESCRIPTION





INSPECTION PROCEDURE

NOTICE:
When the seat belt control ECU is replaced with a new one, Initialization must be performed Pre-Collision System.

PROCEDURE

1. CHECK DTC OUTPUT (CAN COMMUNICATION SYSTEM)

(a) Clear the DTCs Pre-Collision System.

(b) Recheck for DTCs.

OK:

CAN communication system DTC is not output.

NG -- GO TO CAN COMMUNICATION SYSTEM CAN Communication System
OK -- Continue to next step.

2. CHECK DTC OUTPUT (DYNAMIC RADAR CRUISE CONTROL SYSTEM)

(a) Check DTC for dynamic radar cruise control system Dynamic Radar Cruise Control System.

OK:

DTC P1572 is not output.

NG -- GO TO DYNAMIC RADAR CRUISE CONTROL SYSTEM Dynamic Radar Cruise Control System
OK -- Continue to next step.

3. ADJUST MILLIMETER WAVE RADAR SENSOR

(a) Adjust the millimeter wave radar sensor Adjustments.

NEXT -- Continue to next step.

4. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM)

(a) Clear the DTC Pre-Collision System.

(b) Drive the vehicle.

(c) Recheck for DTCs Pre-Collision System.

OK:

DTC B2056 is not output.

NG -- REPLACE SEAT BELT CONTROL ECU Removal

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