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.
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| 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
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CALIBRATION DESCRIPTION (a) Refer to the table below and then perform the necessary operation according to the part to be replaced in order to perform calibration.
Parts to be Replaced / Operation
Necessary Operation
Skid control ECU (brake actuator assembly)
Perform acceler
The trunk can be opened using the trunk opener switch, entry
function (vehicles with a smart key system), wireless remote
control or key.
Opening the trunk from inside the vehicle
Press and hold the trunk opener
switch.
Opening the trunk from outside the vehicle
◆ Smart key system (if equ