Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001HGBB
Model Year Start: 2019 Model: RAV4 Prod Date Range: [02/2019 - 10/2019]
Title: CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM: DCM POWER SOURCE CIRCUIT; 2019 MY RAV4 RAV4 HV [02/2019 - 10/2019]

DCM POWER SOURCE CIRCUIT

DESCRIPTION

This is the power source circuit to operate the DCM (Telephone Transceiver Assembly).

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

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

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (DCM (TELEPHONE TRANSCEIVER ASSEMBLY) - BATTERY AND GROUND)

(a) Disconnect the DCM (Telephone Transceiver Assembly) connector.

*a

Front view of wire harness connector

(to DCM (Telephone Transceiver Assembly))

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

G9-4 (E) - Body ground

Always

Below 1 Ω

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

Standard Voltage:

Tester Connection

Switch Condition

Specified Condition

*1: w/o Stop and start system

*2: w/ Stop and start system

G9-1 (+B) - G9-4 (E)

Ignition switch off

11 to 14 V*1

10.5 to 16 V*2

G9-7 (IG2) - G9-4 (E)

Ignition switch ON

11 to 14 V*1

10.5 to 16 V*2

G9-8 (ACC) - G9-4 (E)

Ignition switch ACC

11 to 14 V*1

10.5 to 16 V*2

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR