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) | GPS Antenna Connection Malfunction(short) |
|
| B15C1 | GPS Antenna Connection Malfunction(break) | GPS Antenna Connection Malfunction(break) |
|
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
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 CodesOK:
No DTCs are output.
| OK | | USE SIMULATION METHOD TO CHECK |
|
| 2. | INSPECT ANTENNA CORD SUB-ASSEMBLY |
(a) Remove the antenna cord sub-assembly.
w/o Rear No. 2 Seat: Click here
w/ Rear No. 2 Seat: Click here
(b) Measure the resistance according to the value(s) in the table below.
| *a | Component without harness connected (Antenna Cord Sub-assembly) |
| *a | Component without harness connected (Antenna Cord Sub-assembly) |
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 |
| NG | | REPLACE ANTENNA CORD SUB-ASSEMBLY |
|
| 3. | INSPECT NAVIGATION ANTENNA ASSEMBLY |
(a) Remove the navigation antenna assembly.
Click here
(b) Inspet the navigation antenna assembly.
Click here
| OK | | REPLACE RADIO RECEIVER ASSEMBLY |
| NG | | REPLACE NAVIGATION ANTENNA ASSEMBLY |
Display Malfunction (B15A6,B15B0)
Speaker Output Short (B15C3)Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Roof Headlining (w/ Rear No. 2 Seat): Reassembly
REASSEMBLY PROCEDURE 1. INSTALL NO. 1 ROOF WIRE (a) When using a new roof headlining assembly: (1) Using a knife, cut the roof headlining assembly at the markings as shown in the illustration. *A for Standard Roof *B for Sliding Roof *a Marking *b Cut (b) Apply butyl tape as s ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Parking Assist Monitor System: Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cable is reconnected. System Name See Procedure Lane Control System Pre-collision Sys ...