TELEMATICS SYSTEM, Diagnostic DTC:B15EC
| DTC Code | DTC Name |
|---|---|
| B15EC | Backup Battery Degradation |
DESCRIPTION
This DTC is stored when the telematics transceiver detects either of the following conditions:
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The mobilephone battery charge level becomes lower than the malfunction threshold.
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The mobilephone battery was used for Automatic Emergency Call.
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| B15EC | Mobilephone battery is depleted. | Mobilephone battery |
INSPECTION PROCEDURE
Note
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Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Registration for Telematics System Click here.
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If this DTC is stored, make sure to replace the mobilephone battery with a new one.
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After replacing the mobilephone battery, make sure to clear the DTCs.
PROCEDURE
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CHECK DTC
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Turn the ignition switch off.
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Connect the GTS to the DLC3.
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Turn the ignition switch on (IG) and wait for 20 seconds.
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Turn the GTS on.
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Check for DTCs and check that no DTCs are output Click here.
OK No DTCs are output.
NG 
REPLACE MOBILEPHONE BATTERY Click here
OK 
USE SIMULATION METHOD TO CHECK Click here
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