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:
Click here
PROCEDURE
1. | REPLACE DCM (TELEMATICS TRANSCEIVER) |
(a) Replace the DCM (telematics transceiver) with a new one.
Click here
NOTICE:
NEXT | ![]() | PERFORM DCM ACTIVATION |
Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Smart Access System With Push-button Start (for Start Function): Steering Lock Position Signal Circuit Malfunction (B2285)
DESCRIPTION This DTC is stored when the steering lock position signal sent by the steering lock ECU (steering lock actuator or upper bracket assembly) via direct line and the steering lock position signal sent via LIN communication do not match. DTC No. Detection Item DTC Detection Condition ...
Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Power Mirror Control System (w/ Memory): Power Mirror Surface Position is not Memorized
DESCRIPTION If any of the M1, M2 or M3 seat memory switch is pressed, the outer mirror control ECU assembly (driver door) detects the switch operation and sends the seat memory switch signal to the main body ECU (multiplex network body ECU) via CAN communication. On receiving the seat memory switch ...