Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: Extension Module Malfunction 2 (B1556)
DESCRIPTION
This DTC is stored when a malfunction occurs in the Navigation ECU.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| B1556 | Extension Module Malfunction 2 | When any of the following conditions is met:
| Navigation ECU |
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.
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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 | .gif) | USE SIMULATION METHOD TO CHECK |
| NG | | REPLACE NAVIGATION ECU |
HD Radio Tuner Malfunction (B1551,B15A0,B15B3-B15B5,B15B7,B15BA,B15F9)
DESCRIPTION These DTCs are stored when a malfunction occurs in the radio receiver assembly DTC No. Detection Item DTC Detection Condition Trouble Area B1551 HD Radio Tuner Malfunction ...
Touch Pad Sensor Malfunction (B1559)
DESCRIPTION This DTC is stored if the remote touch (remote operation controller assembly) detects a malfunction in itself, such as internal hardware failure or remote touch screen sensor malfunction. ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Lighting (int): Rear Door Courtesy Switch
ComponentsCOMPONENTS ILLUSTRATION *1 REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY - - N*m (kgf*cm, ft.*lbf): Specified torque - - RemovalREMOVAL CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
P ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Steering Column: Tilt And Telescopic Manual Switch
InspectionINSPECTION PROCEDURE 1. INSPECT TILT AND TELESCOPIC SWITCH (a) Remove the tilt and telescopic switch. Click here *a Component without harness connected (Tilt and Telescopic Switch) (b) Measure the resistance according to the value(s) in the table below. Standar ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
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- Instrument cluster
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- When trouble arises
- Vehicle specifications
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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