Lexus ES: Weather and traffic information cannot be obtained
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
.gif)
-
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.
PROCEDURE
| 1. | CHECK COVERAGE AREA |
(a) w/ Manual (SOS) Switch: Check that the current position of the vehicle is within the HD weather and traffic or DCM communication function coverage area.
w/o Manual (SOS) Switch: Check that the current position of the vehicle is within the HD weather and traffic coverage area.
OK:
Vehicle is within coverage area.
| NG |  | MOVE TO WITHIN COVERAGE AREA |
|
| 2. | CHECK SYMPTOMS |
(a) Check for symptoms (poor sound quality, sounds cannot be heard, etc.) during conventional FM radio broadcasting.
| Result | Proceed to |
|---|---|
| Symptoms occur | A |
| Symptoms do not occur | B |
| A | | GO TO "RADIO BROADCAST CANNOT BE RECEIVED OR POOR RECEPTION" IN PROBLEM SYMPTOMS TABLE |
|
| 3. | CHECK SYMPTOMS |
(a) Check for symptoms (Unable to connect to call center, etc.) with an ordinary safety connect.
| Result | Proceed to |
|---|---|
| Symptoms occur | A |
| Symptoms do not occur | B |
| A | | GO TO "UNABLE TO CONNECT TO CALL CENTER" IN PROBLEM SYMPTOMS TABLE |
| B | | REPLACE RADIO RECEIVER ASSEMBLY |
READ NEXT:
"No GPS signal" mark is displayed
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 Pre
AVC-LAN Circuit
DESCRIPTION Each unit of the navigation system connected to the AVC-LAN (communication bus) transmits switch signals via AVC-LAN communication. If a short to +B or short to ground occurs in the AVC-LA
SEE MORE:
Vehicle Identification Malfunction (C1789)
DESCRIPTION When the absorber control ECU has not acquired the vehicle identification information, DTC C1789 is stored. When the vehicle identification information is correctly acquired, this DTC is cleared. Vehicle identification information is automatically acquired when the system enters test mod
Assist Map Number Un-Writing (C1581)
DESCRIPTION This DTC will be stored if the power steering ECU (rack and pinion power steering gear assembly) determines that the assist map is not written in the ECU. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Return-to-normal Condition Note C1581
