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 |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Automatic Transaxle Unit: Disassembly
DISASSEMBLY PROCEDURE 1. REMOVE BREATHER PLUG HOSE (a) Using a screwdriver with its tip wrapped with protective tape, remove the breather plug hose from the breather plug. NOTICE: Be careful not to damage the breather plug. (b) Using a screwdriver with its tip wrapped with protecti ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Power Back Door System (w/ Outside Door Control Switch): Lost Communication With TCM (U0101,U0122,U0142,U0155,U0327,U1117)
DESCRIPTION These DTCs are stored when a malfunction occurs in the CAN communication system. DTC No. Detection Item DTC Detection Condition Trouble Area U0101 Lost Communication With TCM Communication malfunction detected between multiplex network door ECU and ECM
CAN communica ...