Toyota Corolla Cross: DCM System Internal Failure (B15A804)
Toyota Corolla Cross (2022-2025) Service Manual / Audio & Visual & Telematics / Cellular Communication / Safety Connect System / DCM System Internal Failure (B15A804)
DESCRIPTION
This DTC is stored when an internal circuit malfunction is detected by the DCM (telematics transceiver) self check.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
B15A804 |
DCM System Internal Failure |
DCM (telematics transceiver) internal malfunction |
DCM (telematics transceiver) |
CAUTION / NOTICE / HINT
NOTICE:
- Regardless of whether DTC B15A804 has been output as a present or history DTC, the DCM (telematics transceiver) should be replaced.
- Depending on the parts that are replaced during vehicle inspection or
maintenance, performing initialization, registration or calibration may
be needed. Refer to Precaution for Safety Connect System.
Click here
.gif)
PROCEDURE
|
1. |
REPLACE DCM (TELEMATICS TRANSCEIVER) |
(a) Replace the DCM (telematics transceiver) with a new one.
Click here
NOTICE:
- The ignition switch must be off.
- Do not exchange the DCM (telematics transceiver) with one from another vehicle.
| NEXT | .gif)
|
PERFORM DCM ACTIVATION |
