DESCRIPTION
These DTCs are stored when a malfunction occurs in the telephone and GPS antenna (for Front Side).
DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
---|---|---|---|
B153711 | Telephone Sub Antenna Circuit Short to Ground | Telephone antenna (sub) impedance (Ω) is lower than the malfunction threshold for 10 seconds or more when the engine switch is on (IG) (Short circuit) |
|
B153713 | Telephone Sub Antenna Circuit Open | Telephone antenna (sub) impedance (Ω) is higher than the malfunction threshold for 10 seconds or more when the engine switch is on (IG) (Open circuit) |
|
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 Safety Connect System.
Click here
HINT:
Refer to "PARTS LOCATION" for the installation location of telephone and GPS antenna cord.
Click here
PROCEDURE
1. | CHECK DTC |
(a) Turn the engine switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the engine switch on (IG) and wait for 10 seconds or more.
(d) Turn the Techstream on.
(e) Clear the DTCs.
Body Electrical > Telematics > Clear DTCs(f) Check for DTCs and check that no DTCs are output.
Body Electrical > Telematics > Trouble CodesOK:
No DTCs are output.
OK | ![]() | USE SIMULATION METHOD TO CHECK |
|
2. | INSPECT TELEPHONE AND GPS ANTENNA (FOR FRONT SIDE) |
(a) Remove the telephone and GPS antenna (for Front Side).
Click here
(b) Inspect the telephone and GPS antenna (for Front Side).
Click here
NG | ![]() | REPLACE TELEPHONE AND GPS ANTENNA (FOR FRONT SIDE) |
|
3. | INSPECT TELEPHONE AND GPS ANTENNA CORD (ANTENNA CORD SUB-ASSEMBLY) |
(a) Disconnect the antenna connector from the telephone and GPS antenna (for Front Side). |
|
(b) Disconnect the antenna connector from the DCM (telematics transceiver). |
|
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
---|---|---|
A-1 (TEL SUB) - D-4 | Always | Below 1 Ω |
A-1a (GND) - D-4a | Always | Below 1 Ω |
A-1 (TEL SUB) or D-4 - Body ground | Always | 10 kΩ or higher |
NG | ![]() | REPLACE TELEPHONE AND GPS ANTENNA CORD (ANTENNA CORD SUB-ASSEMBLY) |
|
4. | REPLACE DCM (TELEMATICS TRANSCEIVER) |
(a) Replace the DCM (telematics transceiver) with a new one.
Click here
NOTICE:
NEXT | ![]() | PERFORM DCM ACTIVATION |
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Power Window Control System: Key-off Operation Function Operates even if Operating Conditions are not Satisfied
DESCRIPTION When the front doors are closed, each power window regulator motor assembly can be operated for approximately 45 seconds after the engine switch is turned from on (IG) to off by receiving operation permission signals from the main body ECU (multiplex network body ECU). However, when appr ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Rear No. 1 Seat Assembly (for 60/40 Split Seat Type Rh Side): Components
COMPONENTS ILLUSTRATION *1 REAR DOOR SCUFF PLATE RH *2 REAR NO. 1 SEAT ASSEMBLY RH *3 REAR SEAT CENTER HEADREST ASSEMBLY *4 REAR SEAT HEADREST ASSEMBLY *5 REAR SEAT INNER TRACK BRACKET COVER RH *6 REAR SEAT OUTER TRACK BRACKET COVER RH *7 REAR SEAT OUTER TRACK BRA ...