Toyota CH-R Service Manual: Telematics Transceiver Malfunction (B15A8)

Toyota CH-R Service Manual / Cellular Communication / Safety Connect System / Telematics Transceiver Malfunction (B15A8)

DESCRIPTION

This DTC is set when an error in the EEPROM or PLL IC is detected on the DCM (Telematics Transceiver) self-check. The EEPROM (Electrically Erasable Programmable Read-Only Memory) stores the various data to operate the safety connect system. The PLL IC (Phase-Locked Loop Integrated Circuit) oscillates telephone radio frequency.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B15A8

Telematics Transceiver Malfunction

Error in EEPROM or PLL IC is detected.

DCM (Telematics Transceiver)

CAUTION / NOTICE / HINT

NOTICE:

Regardless of whether DTC B15A8 has been output as a present or history DTC, the DCM (Telematics Transceiver) should be replaced.

PROCEDURE

1.

REPLACE DCM (TELEMATICS TRANSCEIVER)

(a) Replace the DCM (Telematics Transceiver).

Click here

NOTICE:

  • The ignition switch must be off.
  • Do not swap the DCM (Telematics Transceiver) with one from another vehicle.
NEXT

PERFORM DCM ACTIVATION

    Diagnostic Trouble Code Chart
    DIAGNOSTIC TROUBLE CODE CHART Safety Connect System DTC No. Detection Item Link B1536 Short in Telephone SUB Antenna Circuit ...

    Short in Telephone Antenna Circuit (B1573,B15CB)
    DESCRIPTION These DTCs are stored when the DCM (Telematics Transceiver) detects an open or a short in the telephone and GPS antenna assembly (for Roof Side) circuit. The DCM (Telematics Transceiv ...

    Other materials:

    Toyota CH-R Service Manual > Power Window Control System: Problem Symptoms Table
    PROBLEM SYMPTOMS TABLE NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration.*1 Click here *1: w/ Smart Key System HINT: Use the table below to help determine the cause of problem symptoms. ...

    Toyota CH-R Service Manual > Blind Spot Monitor System: Parts Location
    PARTS LOCATION ILLUSTRATION *1 OUTER REAR VIEW MIRROR ASSEMBLY LH *2 OUTER REAR VIEW MIRROR ASSEMBLY RH *3 BRAKE ACTUATOR ASSEMBLY - SKID CONTROL ECU *4 ECM ILLUSTRATION *1 ...

    Toyota CH-R Owners Manual

    Toyota CH-R Service Manual

    © 2017-2024 Copyright www.tochr.net
    0.016