Lexus ES manuals

Lexus ES: DCM System Internal Failure (B15A804)

Lexus ES (XZ10) Service Manual / Audio & Visual & Telematics / Cellular Communication / Safety Connect System (for Hv Model) / 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

PROCEDURE

1.

REPLACE DCM (TELEMATICS TRANSCEIVER)

(a) Replace the DCM (telematics transceiver) with a new one.

Click here

NOTICE:

  • The power 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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 Removal

REMOVAL PROCEDURE 1. REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY Click here 2. REMOVE ACCELERATOR PEDAL(W/SENSOR) ROD ASSEMBLY NOTICE: Avoid physical shock to the accelerator pedal sensor assembly. Do not disassemble the accelerator pedal sensor assembly. The accelerator pedal s

 Installation

INSTALLATION PROCEDURE 1. INSTALL NO. 1 STEREO JACK ADAPTER ASSEMBLY (a) Engage the 2 claws to install the No. 1 stereo jack adapter assembly as shown in the illustration. Install in this Direction 2. INSTALL UPPER CONSOLE PANEL SUB-ASSEMBLY Click here 3. INSTALL REAR UPPER CONSOLE PANEL

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