DTC C1AA0: Front Camera Module Circuit [02/2017 - 08/2020]: Procedure

HINT: 

Pre-collision system DTC C1AA0 may be stored due to a malfunction in the forward recognition camera system. Therefore, it is necessary to check for and troubleshoot forward recognition camera system DTCs first.

1. Check for DTCs.

   Refer to DTC CHECK / CLEAR [02/2017 - 08/2020]

   Chassis > Front Recognition Camera > Trouble Codes 

   Result

   Result	Proceed to
   Forward recognition camera system DTCs are not output	A
   Forward recognition camera system DTCs are output	B

Result: 

B 

GO TO FORWARD RECOGNITION CAMERA SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [02/2017 - 08/2020] 

Result: 

A 

See step  2

1. Clear the DTCs.

   Refer to DTC CHECK / CLEAR [02/2017 - 08/2020]

   Body Electrical > Pre-Collision 2 > Clear DTCs 

2. Make sure that the DTC detection conditions are met.

   HINT: 

   If the detection conditions are not met, the system cannot detect the malfunction.

3. Check for DTCs.

   Refer to DTC CHECK / CLEAR [02/2017 - 08/2020]

   Body Electrical > Pre-Collision 2 > Trouble Codes 

   Result

   Result	Proceed to
   DTC C1AA0 is not output	A
   DTC C1AA0 is output	B

Result: 

A 

USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [02/2017 - 10/2017]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2017 - 05/2018]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [05/2018 - 09/2019]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [09/2019 - 08/2020] 

Result: 

B 

See step  3

1. Replace the millimeter wave radar sensor assembly.

   Refer to REMOVAL [02/2017 - 08/2020]

2. Adjust the millimeter wave radar sensor assembly.

   Refer to ADJUSTMENT [02/2017 - 08/2020]

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  4

1. Clear the DTCs.

   Refer to DTC CHECK / CLEAR [02/2017 - 08/2020]

   Body Electrical > Pre-Collision 2 > Clear DTCs 

2. Make sure that the DTC detection conditions are met.

   HINT: 

   If the detection conditions are not met, the system cannot detect the malfunction.

3. Check for DTCs.

   Refer to DTC CHECK / CLEAR [02/2017 - 08/2020]

   Body Electrical > Pre-Collision 2 > Trouble Codes 

   Result

   Result	Proceed to
   DTC C1AA0 is not output	A
   DTC C1AA0 is output	B

Result: 

A 

END (MILLIMETER WAVE RADAR SENSOR ASSEMBLY WAS DEFECTIVE) 

Result: 

B 

REPLACE FORWARD RECOGNITION CAMERA. Refer to  REMOVAL [02/2017 - 08/2020]