Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Mayday Battery

Toyota Corolla Cross (2022-2026) Service Manual / Audio & Visual & Telematics / Cellular Communication / Mayday Battery

Removal

REMOVAL

CAUTION / NOTICE / HINT

COMPONENTS (REMOVAL)

Procedure

Part Name Code

1

TELEMATICS TRANSCEIVER

86741A

-

-

-

2

TRANSCEIVER COVER

86742

-

-

-

3

MOBILEPHONE BATTERY

86745

-

-

-

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during mobile phone battery removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

Mobilephone battery

Reset mobilephone battery condition

Safety connect system

PROCEDURE

1. REMOVE TELEMATICS TRANSCEIVER

Click here

2. REMOVE TRANSCEIVER COVER

3. REMOVE MOBILEPHONE BATTERY

NOTICE:

Do not reuse dropped or damaged parts.

(a) Remove the mobilephone battery as shown in the illustration.

Remove in this Direction (1)

Remove in this Direction (2)

(b) Disconnect the connector.

Installation

INSTALLATION

CAUTION / NOTICE / HINT

COMPONENTS (INSTALLATION)

Procedure

Part Name Code

1

MOBILEPHONE BATTERY

86725

-

-

-

2

TRANSCEIVER COVER

86742

-

-

-

3

TELEMATICS TRANSCEIVER

86741A

-

-

-

PROCEDURE

1. INSTALL MOBILEPHONE BATTERY

(a) Connect the connector to install a new mobilephone battery as shown in the illustration.

NOTICE:

Check that the connector is securely connected.

Install in this Direction (1)

Install in this Direction (2)

2. INSTALL TRANSCEIVER COVER

3. INSTALL TELEMATICS TRANSCEIVER

Click here

4. PERFORM INITIALIZATION

Click here

    READ NEXT:

     Safety Connect System

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    PRECAUTION WHEN DISCONNECTING AUXILIARY BATTERY CABLE NOTICE: After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary ba

     Parts Location

    PARTS LOCATION ILLUSTRATION *1 MAP LIGHT ASSEMBLY - MANUAL (SOS) SWITCH *2 TELEPHONE MICROPHONE ASSEMBLY ILLUSTRATION *A

    SEE MORE:

     Voice Recognition Microphone1 Circuit Open (B157913)

    DESCRIPTION The telephone microphone assembly LH is connected to the radio and display receiver assembly via voice recognition microphone 1 signal detection line. This DTC is stored when the radio and display receiver assembly detects disconnection of telephone microphone assembly LH.

     Operation Check

    OPERATION CHECK HINT: This function shows the telematics network status when the DCM (telematics transceiver) was operated. Use this when no DTC is present but this telematics system was unable to connect to the call center. This symptom may occur if cell phone signal strength is ve

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