Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual: DCM System Internal Failure (B15A804)

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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NOTICE:

• The engine switch must be off.
• Do not exchange the DCM (telematics transceiver) with one from another vehicle.

Microphone Circuit Open (B157213)

DESCRIPTION This DTC is stored when the DCM (telematics transceiver) detects a malfunction in the telephone microphone assembly circuit. DTC No. Detection Item DTC Detection Condition Trouble ...

GNSS Antenna Circuit Short to Ground (B15C111,B15C113)

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 B15C111 ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Sfi System: Startability Malfunction (P160400)
DESCRIPTION This DTC is stored when the engine does not start even though the STA signal is input or when the engine takes a long time to start, and when the engine speed is low or the engine stalls just after the engine starts. Using the Techstream, the conditions present when the DTC was stored ca ...

Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Lexus Enform System: System Description
SYSTEM DESCRIPTION DESCRIPTION LEXUS ENFORM allows the vehicle to receive information from the call center and links the information to the navigation system. LEXUS ENFORM permits the driver to use the received information, such as destination information, on the navigation system. LEXUS ENFORM ...