Last Modified: 07-31-2024 |
6.11:8.1.0 |
Doc ID: RM100000001LF5T |
Model Year Start: 2020 |
Model: GR Corolla |
Prod Date Range: [09/2019 - 04/2020] |
Title: CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM (for Sedan, Gasoline Model): B15EC; Backup Battery Degradation; 2020 MY Corolla Corolla Hatchback GR Corolla [09/2019 - 04/2020] |
DTC
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B15EC
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Backup Battery Degradation
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DESCRIPTION
This DTC is set when the DCM (Telematics Transceiver) detects either of the following conditions.
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The BUB (Back-Up Battery) charge level becomes less than the criteria.
-
The BUB (Back-up Battery) was used for Automatic Collision Notification (ACN).
When this DTC is set, the BUB (Back-Up Battery) must be replaced.
BUB (Back-Up Battery) degradation DTC B15EC is not reported in deactive mode.
DTC No.
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Detection Item
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DTC Detection Condition
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Trouble Area
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B15EC
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Backup Battery Degradation
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BUB (Back-Up Battery) is used up.
|
BUB (Back-Up Battery)
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CAUTION / NOTICE / HINT
NOTICE:
-
If this DTC is set, be certain to replace the BUB (Back-Up Battery) with a new one.
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After the BUB (Back-Up Battery) is replaced, it is necessary to clear this DTC.
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The BUB (Back-Up Battery) must not be replaced while an ACN call is in progress.
Click here
HINT:
Before performing this diagnostic procedure, make sure to perform Health Check and confirm that the DCM/VIN registration information is correct.
Click here
PROCEDURE
(a) Turn the engine switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the engine switch on (IG) and wait for 10 seconds.
(d) Turn the Techstream on.
(e) Clear the DTCs.
Body Electrical > Telematics > Clear DTCs
(f) Recheck for DTCs.
Body Electrical > Telematics > Trouble Codes
Result
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Proceed to
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DTC B15EC is output
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A
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DTC B15EC is not output
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B
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|