Toyota Camry owners & service manuals

Toyota Camry (XV70): Emergency Call Switch Illumination Circuit

Toyota Camry Repair Manual XV70 (2018-2024) / Audio, Visual, Telematics / Cellular Communication / Safety Connect System / Emergency Call Switch Illumination Circuit

WIRING DIAGRAM

w/ Sliding Roof w/o Sliding Roof

CAUTION / NOTICE / HINT

NOTICE:

  • 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

  • Inspect the fuses for circuits related to this system before performing the following procedure.

PROCEDURE

1.

CONFIRM MODEL

(a) Choose the model to be inspected.

Result

Proceed to

w/ Sliding Roof

A

w/o Sliding Roof

B
B

GO TO STEP 4

A

2.

CHECK HARNESS AND CONNECTOR (ROOF CONSOLE BOX SUB-ASSEMBLY (MANUAL (SOS) SWITCH) POWER SOURCE)

(a) Disconnect the K140 DCM (telematics transceiver) connector.

(b) Disconnect the V14 roof console box sub-assembly (manual (SOS) switch) connector.

(c) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Switch Condition

Specified Condition

V14-13 (RRID) - Body Ground

Engine switch on (IG)

11 to 14 V

(d) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

K140-3 (SIG-) - V14-16 (GND3)

Always

Below 1 Ω

K140-3 (SIG-) or V14-16 (GND3) - Body ground

Always

10 kΩ or higher
NG

REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

3.

INSPECT ROOF CONSOLE BOX SUB-ASSEMBLY (MANUAL (SOS) SWITCH)

(a) Remove the roof console box sub-assembly (manual (SOS) switch).

Click here

*a

Component without harness connected

(Roof Console Box Sub-assembly (Manual (SOS) Switch))

(b) Apply battery voltage to the connector and check that the roof console box assembly comes on.

OK:

Measurement Condition

Condition

Specified Condition

Battery positive (+) → V14-13 (RRID)

Battery negative (-) → V14-16 (GND3)

Always

Manual (SOS) switch illumination cones on
OK

GO TO STEP 6

NG

REPLACE ROOF CONSOLE BOX SUB-ASSEMBLY (MANUAL (SOS) SWITCH)

4.

CHECK HARNESS AND CONNECTOR (ROOF CONSOLE BOX SUB-ASSEMBLY (MANUAL (SOS) SWITCH) POWER SOURCE)

(a) Disconnect the K140 DCM (telematics transceiver) connector.

(b) Disconnect the V18 roof console box sub-assembly (manual (SOS) switch) connector.

(c) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Switch Condition

Specified Condition

V18-9 (RRID) - Body Ground

Engine switch on (IG)

11 to 14 V

(d) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

K140-3 (SIG-) - V18-12 (GND3)

Always

Below 1 Ω

K140-3 (SIG-) or V18-12 (GND3) - Body ground

Always

10 kΩ or higher
NG

REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

5.

INSPECT ROOF CONSOLE BOX SUB-ASSEMBLY (MANUAL (SOS) SWITCH)

(a) Remove the roof console box sub-assembly (manual (SOS) switch).

Click here

*a

Component without harness connected

(Roof Console Box Sub-assembly (Manual (SOS) Switch))

(b) Apply battery voltage to the connector and check that the roof console box assembly comes on.

OK:

Measurement Condition

Condition

Specified Condition

Battery positive (+) → V18-9 (RRID)

Battery negative (-) → V18-13 (GND3)

Always

Manual (SOS) switch illumination cones on
NG

REPLACE ROOF CONSOLE BOX SUB-ASSEMBLY (MANUAL (SOS) SWITCH)

OK

6.

REPLACE DCM (TELEMATICS TRANSCEIVER)

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

Click here

NOTICE:

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

PERFORM DCM ACTIVATION

    READ NEXT:

     Telephone And Gps Antenna (for Front Side)

    ComponentsCOMPONENTS ILLUSTRATION *1 INSTRUMENT PANEL SAFETY PAD SUB-ASSEMBLY *2 NO. 3 HEATER TO REGISTER DUCT SUB-ASSEMBLY *3 TELEPHONE AND GPS ANTENNA ASSEMBLY *4

     Telephone And Gps Antenna (for Roof Side)

     Components

    COMPONENTS ILLUSTRATION *A except Panoramic Moon Roof - - *1 TELEPHONE AND GPS ANTENNA ASSEMBLY *2 TELEPHONE AND GPS ANTENNA ASSEMBLY WITH COVER *3 COVE

    SEE MORE:

     Data Signal Circuit between Radio Receiver and Stereo Jack Adapter

    DESCRIPTION The No. 1 stereo jack adapter assembly sends the sound data signal or image data signal from a USB device to the radio and display receiver assembly via this circuit. WIRING DIAGRAM PROCEDURE 1. CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - NO. 1 STEREO

     Brake Warning Light does not Come ON

    DESCRIPTION The skid control ECU (brake actuator assembly) controls the brake system warning light (red indicator) in the combination meter assembly via CAN communication. CAUTION / NOTICE / HINT NOTICE: After replacing the skid control ECU (brake actuator assembly), perform acceleration sensor ze

    © 2023-2024 Copyright www.tocamry.com