Lexus NX: Stereo Jack Adapter Light does not Illuminate
DESCRIPTION
Power is supplied to the No. 1 stereo jack adapter assembly illumination from the radio receiver assembly.
WIRING DIAGRAM
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CAUTION / NOTICE / HINT
NOTICE:
When replacing the radio receiver assembly, always replace it with a new one.
If a radio receiver assembly which was installed to another vehicle is used, the following may occur:
- A communication malfunction DTC may be stored.
- The radio receiver assembly may not operate normally.
HINT:
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.
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PROCEDURE
| 1. | CHECK HARNESS AND CONNECTOR (NO. 1 STEREO JACK ADAPTER ASSEMBLY ILLUMINATION POWER SOURCE) |
(a) Disconnect the I166 and I155 No. 1 stereo jack adapter assembly connectors.
| (b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
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| OK | .gif) | REPLACE NO. 1 STEREO JACK ADAPTER ASSEMBLY |
|
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| 2. | CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - NO. 1 STEREO JACK ADAPTER ASSEMBLY) |
(a) Disconnect the I151 and I179 radio receiver assembly connectors.
(b) Disconnect the I155 and I166 No. 1 stereo jack adapter assembly connectors.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| I151-16 (ACC) - I155-8 (ACC) | Always | Below 1 Ω |
| I179-1 (USV1) - I166-1 (UP1) | Always | Below 1 Ω |
| I151-16 (ACC) or I155-8 (ACC) - Body ground | Always | 10 kΩ or higher |
| I179-1 (USV1) or I166-1 (UP1) - Body ground | Always | 10 kΩ or higher |
| OK | | REPLACE RADIO RECEIVER ASSEMBLY |
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
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