Toyota CH-R Service Manual: Green And Red Indicators Do Not Come On When Ig-on

Toyota CH-R Service Manual / Cellular Communication / Safety Connect System / Green And Red Indicators Do Not Come On When Ig-on

DESCRIPTION

If the red and green indicators fail to illuminate after the ignition switch turned to ON, the vehicle does not recognize the DCM (Telematics Transceiver). The DCM (Telematics Transceiver) connectors may have been disconnected or the DCM (Telematics Transceiver) is malfunctioning.

PROCEDURE

1.

HEALTH CHECK

(a) Turn the ignition switch off.

(b) Connect the Techstream to the DLC3.

(c) Turn the ignition switch ON and wait for 10 seconds.

(d) Turn the Techstream on.

(e) Perform "Health Check" using the Techstream and check that Telematics (Safety Connect) is listed on "Health Check Result".

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Result

Proceed to

"Telematics" is displayed on the Techstream

A

"Telematics" is not displayed on the Techstream

B
B

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

A

2.

CHECK DTC

(a) Turn the ignition switch off.

(b) Connect the Techstream to the DLC3.

(c) Turn the ignition switch ON and wait for 10 seconds.

(d) Turn the Techstream on.

(e) Check current DTCs and history DTCs.

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Result

Proceed to

DTCs are not output

A

DTCs are output

B
A

CHECK FOR INTERMITTENT PROBLEMS

B

GO TO DIAGNOSTIC TROUBLE CODE CHART

    Dcm Power Source Circuit
    DESCRIPTION This is the power source circuit to operate the DCM (Telematics Transceiver). WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system be ...

    Green Indicator Remains Off
    DESCRIPTION After turning the ignition switch ON, the DCM (Telematics Transceiver) will enter into self check mode. The manual (SOS) switch red indicator will illuminate for 2 seconds and turn of ...

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