C1A31

PRE-COLLISION: PRE-COLLISION SYSTEM: C1A31: Driver Monitor Camera

DTC C1A31 - Driver Monitor Camera

DESCRIPTION

The driving support ECU uses the front millimeter wave radar sensor, driver monitor camera and object recognition camera to detect obstacles in front of and behind the vehicle, and detect the direction that the driver's head is facing. Based on this information, the driving support ECU sends pre-collision control operation signals.
When the driving support ECU receives information that there is a malfunction in the driver monitor camera, DTC C1A31 is output.






INSPECTION PROCEDURE

PROCEDURE

1. REPLACE DRIVER MONITOR CAMERA
(a) Replace the driver monitor camera Removal.
NEXT -- Continue to next step.
2. CHECK FOR DTC
(a) Using the intelligent tester or Techstream, enter the following menus:
(1) Intelligent tester - Select: DIAGNOSIS / OBD/MOBD / PRE-COLLISION 2 / DTC INFO.
(2) Techstream - Select: Body Electrical / Pre-Collision 2 / Trouble Code.
(b) Select "CLEAR" and clear the data.
(c) Based on the DTC detection conditions, try to simulate the malfunction.
(d) Recheck for DTC.
OK:
DTC C1A31 is not output.
NG -- REPLACE DRIVING SUPPORT ECU
OK -- END