Lexus NX: Unable To Connect To Call Center
DESCRIPTION
This may occur when the intensity of telephone radio frequency was very weak or the safety connect system has a malfunction and a DTC is stored.
PROCEDURE
| 1. | CHECK COMMUNICATION SERVICE CONDITION |
(a) Move the vehicle.
(1) If the vehicle is outside the communication service area, move the vehicle to a communication service area, wait for a while and perform the operation again.
OK:
Same problem does not occur.
| OK | .gif) | END |
|
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| 2. | CHECK DTC |
(a) Turn the power switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the power switch on (IG) and wait for 10 seconds or more.
(d) Turn the Techstream on.
(e) Check for DTCs and check that no DTCs are output.
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OK:
No DTCs are output.
| NG | | GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
| 3. | CHECK DCM OPERATION HISTORY |
(a) Check "DCM Operation History".
Click here
| Tester Display |
|---|
| DCM Operation History |
| Result | Proceed to |
|---|---|
| Electric Level is weak (Level 0 or Level 1) | A |
| No problems with signal strength or communication | B |
HINT:
If there was a communication problem in the past but the communications are working correctly now, it is possible that the source of the problem was temporary radio interference, or the vehicle may have been outside the service area.
| B | | CONTACT SERVICE CENTER |
|
| 4. | REPLACE DCM (TELEMATICS TRANSCEIVER) |
(a) Replace the DCM (telematics transceiver).
Click here
NOTICE:
- The power switch must be off.
- Do not exchange the DCM (telematics transceiver) with one from another vehicle.
| NEXT | | PERFORM DCM ACTIVATION |
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Installation
INSTALLATION PROCEDURE 1. INSTALL REAR ENGINE OIL SEAL (a) Apply MP grease to the lip of a new rear engine oil seal. NOTICE:
Do not allow foreign matter to contact the lip of the rear engine oil seal.
Do not allow MP grease to contact the dust seal.
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