NAVIGATION SYSTEM(for Radio and Display Type), Diagnostic DTC:B15C0, B15C1

DESCRIPTION

These DTCs are stored when a malfunction occurs in the navigation antenna assembly.

• *1: w/o Windshield Deicer System

• *2: w/ Windshield Deicer System

• *3: w/ Windshield Deicer System and w/ Telematics Transceiver

WIRING DIAGRAM

PROCEDURE

1. CLEAR DTC

   
   

   1. Clear the DTCs.

      Click here

      Result
      Proceed to NEXT

   
   

   NEXT

2. CHECK DTC

   
   

   1. Recheck for DTCs and check if the same DTC is output again.

      Click here

      OK
      No DTCs are output.

      Result
      Proceed to OK NG

   
   

   OK

   USE SIMULATION METHOD TO CHECK Click here

   NG

3. CHECK VEHICLE CONDITION

   
   

   1. Check the vehicle condition.

      Result
      Result Proceed to w/o Windshield Deicer System A w/ Windshield Deicer System B

   
   

   B

   CHECK VEHICLE CONDITION Click here

   A

4. CHECK CONNECTION OF NAVIGATION ANTENNA ASSEMBLY

   
   

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

      OK
      Navigation antenna assembly is securely connected.

      Result
      Proceed to OK NG

   
   

   NG

   SECURELY CONNECT NAVIGATION ANTENNA ASSEMBLY

   OK

5. INSPECT NAVIGATION ECU

   
   

   1. Remove the navigation antenna assembly.

      Click here

   2. Inspect the navigation antenna assembly.

      Click here

      Result
      Proceed to OK NG

   
   

   OK

   REPLACE NAVIGATION ECU Click here

   NG

   REPLACE NAVIGATION ANTENNA ASSEMBLY Click here

6. CHECK VEHICLE CONDITION

   
   

   1. Check the vehicle condition.

      Result
      Result Proceed to w/o Telematics Transceiver A w/ Telematics Transceiver B

   
   

   B

   INSPECT TELEPHONE ANTENNA CORD SUB-ASSEMBLY Click here

   A

7. INSPECT TELEPHONE ANTENNA CORD SUB-ASSEMBLY

   
   

   1. Disconnect the antenna connector from the telephone antenna assembly.

   2. Disconnect the antenna connector from the No. 2 antenna cord sub-assembly.

   3. 

      *a	Front view of wire harness connector (to Telephone Antenna Assembly)
      *a	Front view of wire harness connector (to No. 2 Antenna Cord Sub-assembly)

      Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition A-2 - B-2 Always Below 1 Ω A-2a - B-2a Always Below 1 Ω A-2 or B-2 - Body ground Always 10 kΩ or higher A-2a or B-2a - Body ground Always 10 kΩ or higher

      Result
      Proceed to OK NG

   
   

   NG

   REPLACE TELEPHONE ANTENNA CORD SUB-ASSEMBLY Click here

   OK

8. INSPECT NO. 2 ANTENNA CORD SUB-ASSEMBLY

   
   

   1. Disconnect the antenna connector from the telephone antenna cord sub-assembly.

   2. Disconnect the antenna connector from the wire harness.

   3. 

      *a	Front view of wire harness connector (to Telephone Antenna Cord Sub-assembly)
      *a	Front view of wire harness connector (to Wire Harness)

      Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition B-2 - 2 Always Below 1 Ω B-2a - 2a Always Below 1 Ω B-2 - Body ground Always 10 kΩ or higher B-2a - Body ground Always 10 kΩ or higher

      Result
      Proceed to OK NG

   
   

   NG

   REPLACE NO. 2 ANTENNA CORD SUB-ASSEMBLY Click here

   OK

9. CHECK HARNESS AND CONNECTOR (NO. 2 ANTENNA CORD SUB-ASSEMBLY - TELEMATICS TRANSCEIVER [DATA COMMUNICATION MODULE (DCM)])

   
   
   1. 

      *a	Front view of wire harness connector (to No. 2 Antenna Cord Sub-assembly)
      *b	Front view of wire harness connector (to navigation ECU)

      Disconnect the No. 2 antenna cord sub-assembly connector.

   2. Disconnect the navigation ECU connector.

   3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition C-2 - D-1 Always Below 1 Ω C-2a - D-1a Always Below 1 Ω C-2 - Body ground Always 10 kΩ or higher C-2a - Body ground Always 10 kΩ or higher

      Result
      Proceed to OK NG

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

10. CHECK TELEPHONE ANTENNA ASSEMBLY

    
    

    1. Replace the telephone antenna assembly with a new or known good one.

       Click here

    2. Clear the DTCs.

       Click here

    3. Recheck for DTCs and check that no DTCs are output.

       Click here

       OK
       No DTCs are output.

       Result
       Proceed to OK NG

    
    

    OK

    END (TELEPHONE ANTENNA ASSEMBLY IS DEFECTIVE)

    NG

    REPLACE NAVIGATION ECU Click here

11. INSPECT TELEPHONE ANTENNA CORD SUB-ASSEMBLY

    
    

    1. Disconnect the antenna connector from the telephone antenna assembly.

    2. Disconnect the antenna connector from the No. 2 antenna cord sub-assembly.

    3. 

       *a	Front view of wire harness connector (to Telephone Antenna Assembly)
       *b	Front view of wire harness connector (to No. 2 Antenna Cord Sub-assembly)

       Measure the resistance according to the value(s) in the table below.

       Standard Resistance
       Tester Connection Condition Specified Condition A-2 - B-2 Always Below 1 Ω A-2a - B-2a Always Below 1 Ω A-2 or B-2 - Body ground Always 10 kΩ or higher A-2a or B-2a - Body ground Always 10 kΩ or higher

       Result
       Proceed to OK NG

    
    

    NG

    REPLACE TELEPHONE ANTENNA CORD SUB-ASSEMBLY Click here

    OK

12. INSPECT NO. 2 ANTENNA CORD SUB-ASSEMBLY

    
    

    1. Disconnect the antenna connector from the telephone antenna cord sub-assembly.

    2. Disconnect the antenna connector from the wire harness.

    3. 

       *a	Front view of wire harness connector (to Telephone Antenna Cord Sub-assembly)
       *b	Front view of wire harness connector (to Wire Harness)

       Measure the resistance according to the value(s) in the table below.

       Standard Resistance
       Tester Connection Condition Specified Condition B-2 - 2 Always Below 1 Ω B-2a - 2a Always Below 1 Ω B-2 - Body ground Always 10 kΩ or higher B-2a - Body ground Always 10 kΩ or higher

       Result
       Proceed to OK NG

    
    

    NG

    REPLACE NO. 2 ANTENNA CORD SUB-ASSEMBLY Click here

    OK

13. CHECK HARNESS AND CONNECTOR (NO. 2 ANTENNA CORD SUB-ASSEMBLY - ANTENNA DIVIDER)

    
    
    1. 

       *a	Front view of wire harness connector (to No. 2 Antenna Cord Sub-assembly)
       *b	Front view of wire harness connector (to Antenna Divider)

       Disconnect the No. 2 antenna cord sub-assembly connector.

    2. Disconnect the antenna divider connector.

    3. Measure the resistance according to the value(s) in the table below.

       Standard Resistance
       Tester Connection Condition Specified Condition C-2 - E-6 Always Below 1 Ω C-2a - E-6a Always Below 1 Ω C-2 - Body ground Always 10 kΩ or higher C-2a - Body ground Always 10 kΩ or higher

       Result
       Proceed to OK NG

    
    

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

14. INSPECT ANTENNA DIVIDER

    
    

    1. Remove the antenna divider.

       Click here

    2. 

       *a	Component without harness connected (Antenna Divider)

       Measure the resistance according to the value(s) in the table below.

       Standard Resistance
       Tester Connection Condition Specified Condition 6 - 2 Always 10 kΩ or higher 2 - 2a Always 243 to 267 Ω 6 - 6a Always 10 kΩ or higher

       Result
       Proceed to OK NG

    
    

    NG

    REPLACE ANTENNA DIVIDER Click here

    OK

15. CHECK HARNESS AND CONNECTOR (ANTENNA DIVIDER - MULTI-MEDIA MODULE RECEIVER ASSEMBLY)

    
    

    1. Disconnect the antenna divider connector.

    2. Disconnect the multi-media module receiver assembly connector.

    3. 

       *a	Front view of wire harness connector (to Antenna Divider)
       *a	Front view of wire harness connector (to Multi-media Module Receiver Assembly)

       Measure the resistance according to the value(s) in the table below.

       Standard Resistance
       Tester Connection Condition Specified Condition E-2 - D-1 Always Below 1 Ω E-2a - D-1a Always Below 1 Ω E-2 or D-1 - Body ground Always 10 kΩ or higher E-2a or D-1a - Body ground Always 10 kΩ or higher

       Result
       Proceed to OK NG

    
    

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

16. CHECK TELEPHONE ANTENNA ASSEMBLY

    
    

    1. Replace the telephone antenna assembly with a new or known good one.

       Click here

    2. Clear the DTCs.

       Click here

    3. Recheck for DTCs and check that no DTCs are output.

       Click here

       OK
       No DTCs are output.

       Result
       Proceed to OK NG

    
    

    OK

    END (TELEPHONE ANTENNA ASSEMBLY IS DEFECTIVE)

    NG

17. CHECK ANTENNA DIVIDER

    
    

    1. Replace the antenna divider with a new or known good one.

       Click here

    2. Clear the DTCs.

       Click here

    3. Check for DTCs.

       Click here

       OK
       No DTCs are output.

       Result
       Proceed to OK NG

    
    

    OK

    END (ANTENNA DIVIDER IS DEFECTIVE)

    NG

    REPLACE NAVIGATION ECU Click here