NAVIGATION SYSTEM(for Navigation Receiver Type), Diagnostic DTC:B15C0, B15C1

DTC Code DTC Name
B15C0 GPS Antenna Connection Malfunction(short)
B15C1 GPS Antenna Connection Malfunction(break)

DESCRIPTION

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

DTC No. Detection Item DTC Detection Condition Trouble Area
B15C0 GPS Antenna Connection Malfunction(short) Navigation antenna malfunction

  • Navigation antenna assembly

  • Antenna cord sub-assembly (for navigation antenna)*1

  • Antenna cord sub-assembly (for radio antenna)*1

  • Antenna cord sub-assembly (for navigation antenna (upper side))*2

  • Antenna cord sub-assembly (for navigation antenna (lower side))*2

  • Navigation receiver assembly
B15C1 GPS Antenna Connection Malfunction(break) Navigation antenna power source malfunction

  • Navigation antenna assembly

  • Antenna cord sub-assembly (for navigation antenna)*1

  • Antenna cord sub-assembly (for radio antenna)*1

  • Antenna cord sub-assembly (for navigation antenna (upper side))*2

  • Antenna cord sub-assembly (for navigation antenna (lower side))*2

  • Navigation receiver assembly

PROCEDURE


  1. CLEAR DTC


    1. Clear the DTCs.


      Body Electrical > Navigation System > Clear DTCs
      Result
      Proceed to
      NEXT

    NEXT

  2. CHECK FOR DTC


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


      Body Electrical > Navigation System > Trouble Codes
      Result
      Result Proceed to
      DTCs are not output A
      DTCs are output B

    A

    USE SIMULATION METHOD TO CHECK Click here

    B

  3. CHECK MODEL


    1. Choose the model to be inspected.

      Result
      Result Proceed to
      for LHD A
      for RHD B

    B

    INSPECT NAVIGATION ANTENNA ASSEMBLY Click here

    A

  4. INSPECT NAVIGATION ANTENNA ASSEMBLY


    1. Remove the navigation antenna assembly.

      Tech Tips

      Click here

    2. B004QB7C12
      *a

      Component without harness connected

      (Navigation Antenna Assembly)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      A-3 - A-3a Always 50 to 500 Ω
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE NAVIGATION ANTENNA ASSEMBLY Click here

    OK

  5. INSPECT ANTENNA CORD SUB-ASSEMBLY (for Navigation Antenna)


    1. Remove the antenna cord sub-assembly (for navigation antenna).

      Tech Tips

      Click here

    2. B004PWNC12
      *a

      Component without harness connected

      (Antenna Cord Sub-assembly (for Navigation Antenna))
      B004QK2C15
      *a

      Component without harness connected

      (Antenna Cord Sub-assembly (for Navigation Antenna))

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      B-3 - C-1 Always Below 1 Ω
      B-3a - C-1a Always Below 1 Ω
      B-3 or C-1 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE ANTENNA CORD SUB-ASSEMBLY (for Navigation Antenna) Click here

    OK

  6. INSPECT ANTENNA CORD SUB-ASSEMBLY (for Radio Antenna)


    1. Remove the antenna cord sub-assembly (for radio antenna).

      Tech Tips

      Click here

    2. B004PQKC16
      *a

      Component without harness connected

      (Antenna Cord Sub-assembly (for Radio Antenna))
      B004QLKC05
      *a

      Component without harness connected

      (Antenna Cord Sub-assembly (for Radio Antenna))

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      D-1 - E-1 Always Below 1 Ω
      D-1a - E-1a Always Below 1 Ω
      D-1 or E-1 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE NAVIGATION RECEIVER ASSEMBLY Click here

    NG

    REPLACE ANTENNA CORD SUB-ASSEMBLY (for Radio Antenna) Click here

  7. INSPECT NAVIGATION ANTENNA ASSEMBLY


    1. Remove the navigation antenna assembly.

      Tech Tips

      Click here

    2. B004QB7C12
      *a

      Component without harness connected

      (Navigation Antenna Assembly)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      A-3 - A-3a Always 50 to 500 Ω
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE NAVIGATION ANTENNA ASSEMBLY Click here

    OK

  8. INSPECT ANTENNA CORD SUB-ASSEMBLY (for Navigation Antenna (Upper Side))


    1. Remove the antenna cord sub-assembly (for navigation antenna (upper side)).

      Tech Tips

      Click here

    2. B004PWNC12
      *a

      Component without harness connected

      (Antenna Cord Sub-assembly (for Navigation Antenna (Upper Side)))
      B004QK2C15
      *a

      Component without harness connected

      (Antenna Cord Sub-assembly (for Navigation Antenna (Upper Side)))

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      B-3 - C-1 Always Below 1 Ω
      B-3a - C-1a Always Below 1 Ω
      B-3 or C-1 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE ANTENNA CORD SUB-ASSEMBLY (for Navigation Antenna (Upper Side)) Click here

    OK

  9. INSPECT ANTENNA CORD SUB-ASSEMBLY (for Navigation Antenna (Lower Side))


    1. Remove the antenna cord sub-assembly (for navigation antenna (lower side)).

      Tech Tips

      Click here

    2. B004PQKC16
      *a

      Component without harness connected

      (Antenna Cord Sub-assembly (for Navigation Antenna (Lower Side)))
      B004QLKC05
      *a

      Component without harness connected

      (Antenna Cord Sub-assembly (for Navigation Antenna (Lower Side)))

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      D-1 - E-1 Always Below 1 Ω
      D-1a - E-1a Always Below 1 Ω
      D-1 or E-1 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE NAVIGATION RECEIVER ASSEMBLY Click here

    NG

    REPLACE ANTENNA CORD SUB-ASSEMBLY (for Navigation Antenna (Lower Side)) Click here