DTC C1AB7-04: Rear Side Radar Sensor (Module "A") System Internal Failure [10/2023 - ]: Procedure

1. Check for DTCs.

   Body Electrical > Blind Spot Monitor "A" > Trouble Codes 

   Result

   Result	Proceed to
   C1AB7-04 is not output	A
   C1AB7-04 is output	B

Result: 

A 

USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2023 - ] 

Result: 

B 

REPLACE BLIND SPOT MONITOR SENSOR (A). Refer to  REMOVAL [10/2023 - ]