Toyota Camry (XV70): 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.
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PROCEDURE
1. | REPLACE DCM (TELEMATICS TRANSCEIVER) |
(a) Replace the DCM (telematics transceiver) with a new one.
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NOTICE:
- The engine switch must be off.
- Do not exchange the DCM (telematics transceiver) with one from another vehicle.
NEXT |
| PERFORM DCM ACTIVATION |
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DESCRIPTION These DTCs are stored when a malfunction occurs in the telephone and GPS antenna (for Roof Side) circuit.
DTC No. Detection Item
DTC Detection Condition Trouble Area
DESCRIPTION If the DCM (telematics transceiver) detects an error in communication between the DCM (telematics transceiver) and the airbag sensor assembly as a result of the DCM (telematics transceiver
DESCRIPTION If the DCM (telematics transceiver) detects an error in the communication between the DCM (telematics transceiver) and the roof console box sub-assembly (manual (SOS) switch) as a result o
SEE MORE:
The alarm
The alarm uses light and sound to give an alert when an intrusion is
detected.
The alarm is triggered in the following situations when the alarm is
set:
Vehicles without a smart key system
A locked door is unlocked or opened in any way other than using
the wireless remote cont
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 Audio and Visual System.
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When replacing the radio and display