Toyota Camry owners & service manuals

Toyota Camry (XV70): GPS Antenna Connection Malfunction(short) (B15C0,B15C1)

Toyota Camry Repair Manual XV70 (2018-2024) / Audio, Visual, Telematics / Audio / Video / Audio And Visual System / GPS Antenna Connection Malfunction(short) (B15C0,B15C1)

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 Front Side)
  • Radio and display receiver assembly

B15C1

GPS Antenna Connection Malfunction(break)

Navigation antenna power source malfunction
  • Navigation antenna assembly
  • Antenna cord sub-assembly (for Front Side)
  • Radio and display receiver assembly

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

  • Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System.

    Click here

  • When replacing the radio and display receiver assembly, always replace it with a new one. If a radio and display receiver assembly which was installed to another vehicle is used, the following may occur:
    • A communication malfunction DTC may be stored.
    • The radio and display receiver assembly may not operate normally.
  • Check that the antenna cord sub-assembly (for Front Side) is properly installed and does not have any sharp bends, pinching or loose connections before performing following procedure.

    Click here

PROCEDURE

1.

CHECK DTC

(a) Clear the DTCs.

Body Electrical > Navigation System > Clear DTCs

(b) Recheck for DTCs and check that no DTCs are output.

Body Electrical > Navigation System > Trouble Codes

OK:

No DTCs are output.

OK

USE SIMULATION METHOD TO CHECK

NG

2.

INSPECT ANTENNA CORD SUB-ASSEMBLY (for Front Side)

(a) Remove the antenna cord sub-assembly (for Front Side).

Click here

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A-3 - B-1

Always

Below 1 Ω

A-3a - B-1a

Always

Below 1 Ω

A-3 or B-1 - Body ground

Always

10 kΩ or higher

*a

Component without harness connected

(Antenna cord sub-assembly (for Front Side))
NG

REPLACE ANTENNA CORD SUB-ASSEMBLY (for Front Side)

OK

3.

INSPECT NAVIGATION ANTENNA ASSEMBLY

(a) Remove the navigation antenna assembly.

Click here

(b) Inspect the navigation antenna assembly.

Click here

OK

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

NG

REPLACE NAVIGATION ANTENNA ASSEMBLY

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