DTC B15C0: Short in GPS Antenna; DTC B15C1: Open in GPS Antenna: Procedure

1. Check if the navigation antenna assembly is securely connected to the navigation receiver assembly.

   OK

   Navigation antenna assembly is securely connected.

NG → SECURELY CONNECT NAVIGATION ANTENNA ASSEMBLY 

OK: Go to next step 

1. Replace the navigation antenna assembly with a normal one and check if the same problem occurs again. Refer to REMOVAL .
   1. Clear the DTCs. Refer to DTC CHECK / CLEAR .
   2. Recheck for DTCs and check if the same trouble occurs again.

      OK

      No DTCs are output.

NG → See step   3 

OK → END (NAVIGATION ANTENNA ASSEMBLY IS FAULTY)