DESCRIPTION
Power is supplied to the No. 1 stereo jack adapter assembly illumination from the radio 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 Navigation System.
Click here
PROCEDURE
1. | CHECK HARNESS AND CONNECTOR (NO. 1 STEREO JACK ADAPTER ASSEMBLY ILLUMINATION POWER SOURCE) |
(a) Disconnect the J170 and J152 No. 1 stereo jack adapter assembly connectors.
(b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
OK | ![]() | REPLACE NO. 1 STEREO JACK ADAPTER ASSEMBLY |
|
2. | CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - NO. 1 STEREO JACK ADAPTER ASSEMBLY) |
(a) Disconnect the J169 radio receiver assembly connector.
(b) Disconnect the J170 No. 1 stereo jack adapter assembly connector.
(c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG | ![]() | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. | CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - NO. 1 STEREO JACK ADAPTER ASSEMBLY) |
(a) Disconnect the J148 radio receiver assembly connector.
(b) Disconnect the J152 No. 1 stereo jack adapter assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
---|---|---|
J152-8 (ACC) - J148-16 (ACC) | Always | Below 1 Ω |
J152-8 (ACC) or J148-16 (ACC) - Body ground | Always | 10 kΩ or higher |
OK | ![]() | REPLACE RADIO RECEIVER ASSEMBLY |
NG | ![]() | REPAIR OR REPLACE HARNESS OR CONNECTOR |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Navigation System: Reverse Signal Circuit between Radio Receiver Assembly and Navigation ECU
DESCRIPTION This circuit includes the navigation ECU and radio receiver assembly. WIRING DIAGRAM PROCEDURE 1. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - NAVIGATION ECU) (a) Disconnect the J149 radio receiver assembly connector. (b) Disconnect the J153 navigation ECU connector. ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Safety Connect System: Indicator (Red) Circuit Short to Ground (B157011,B157013)
DESCRIPTION This DTC is stored when the DCM (telematics transceiver) detects an open or short in the manual (SOS) switch red indicator circuit of the manual (SOS) switch. The manual (SOS) switch red indicator illuminates for 2 seconds and goes off when the engine switch is turned on (IG). If a malfu ...