Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001K2T1
Model Year Start: 2020 Model: RAV4 Prod Date Range: [10/2019 - 10/2022]
Title: CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM: B15C111,B15C113; GNSS Antenna Circuit Short to Ground; 2020 - 2022 MY RAV4 RAV4 HV [10/2019 - 10/2022]

DTC

B15C111

GNSS Antenna Circuit Short to Ground

DTC

B15C113

GNSS Antenna Circuit Open

DESCRIPTION

These DTCs are stored when a malfunction occurs in the telephone and GPS antenna (No. 1 amplifier antenna assembly) circuit.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B15C111

GNSS Antenna Circuit Short to Ground

Current for GNSS antenna is lower (Ω) malfunction criterion for 10 seconds when ignition switch is ON.

(Short circuit)
  • DCM (telephone transceiver assembly)
  • Telephone and GPS antenna (No. 1 amplifier antenna assembly)
  • Telephone and GPS antenna cord (No. 4 antenna cord sub-assembly)
  • Telephone and GPS antenna cord (No. 3 antenna cord sub-assembly)
  • Telephone and GPS antenna cord (antenna cord sub-assembly)
  • Telephone and GPS antenna cord (No. 2 antenna cord sub-assembly)

B15C113

GNSS Antenna Circuit Open

Current for GNSS antenna is higher (Ω) malfunction criterion for 10 seconds when ignition switch is ON.

(Open circuit)
  • DCM (telephone transceiver assembly)
  • Telephone and GPS antenna (No. 1 amplifier antenna assembly)
  • Telephone and GPS antenna cord (No. 4 antenna cord sub-assembly)
  • Telephone and GPS antenna cord (No. 3 antenna cord sub-assembly)
  • Telephone and GPS antenna cord (antenna cord sub-assembly)
  • Telephone and GPS antenna cord (No. 2 antenna cord sub-assembly)

WIRING DIAGRAM

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 2020 - 2022 MY RAV4 RAV4 HV [10/2019 - 10/2022]; CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM: PRECAUTION

HINT:

Refer to "PARTS LOCATION" for the installation location of telephone and GPS antenna cord.

Click here 2020 - 2022 MY RAV4 RAV4 HV [10/2019 - 10/2022]; CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM: PARTS LOCATION

PROCEDURE

1.

CHECK DTC

(a) Turn the ignition switch off.

(b) Connect the Techstream to the DLC3.

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

(d) Turn the Techstream on.

(e) Clear the DTCs.

Click here 2020 - 2022 MY RAV4 RAV4 HV [10/2019 - 10/2022]; CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM: DTC CHECK / CLEAR

Body Electrical > Telematics > Clear DTCs

(f) Recheck for DTCs.

Click here 2020 - 2022 MY RAV4 RAV4 HV [10/2019 - 10/2022]; CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM: DTC CHECK / CLEAR

Body Electrical > Telematics > Trouble Codes

OK:

No DTCs are output.

OK

USE SIMULATION METHOD TO CHECK

NG

2.

CHECK TELEPHONE AND GPS ANTENNA CORD (NO. 4 ANTENNA CORD SUB-ASSEMBLY)

(a) Disconnect the telephone and GPS antenna cord (No. 4 antenna cord sub-assembly) from the telephone and GPS antenna (No. 1 amplifier antenna assembly) connector.

*a

Front view of wire harness connector

(to Telephone and GPS Antenna [No. 1 Amplifier Antenna Assembly])

*b

Front view of wire harness connector

(to Telephone and GPS Antenna Cord [No. 3 Antenna Cord Sub-assembly])

(b) Disconnect the telephone and GPS antenna cord (No. 4 antenna cord sub-assembly) from the telephone and GPS antenna cord (No. 3 antenna cord sub-assembly) connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A-5 - B-1

Always

Below 1 Ω

A-5a - B-1a

Always

Below 1 Ω

A-5 or B-1 - Body ground

Always

10 kΩ or higher

Result

Proceed to

OK

A

NG

B
B

REPLACE TELEPHONE AND GPS ANTENNA CORD (NO. 4 ANTENNA CORD SUB-ASSEMBLY)

A

3.

CHECK TELEPHONE AND GPS ANTENNA CORD (NO. 3 ANTENNA CORD SUB-ASSEMBLY)

(a) Disconnect the telephone and GPS antenna cord (No. 3 antenna cord sub-assembly) from the telephone and GPS antenna cord (No. 4 antenna cord sub-assembly) connector.

*a

Front view of wire harness connector

(to Telephone and GPS Antenna Cord [No. 4 Antenna Cord Sub-assembly])

*b

Front view of wire harness connector

(to Telephone and GPS Antenna Cord [Antenna Cord Sub-assembly])

(b) Disconnect the telephone and GPS antenna cord (No. 3 antenna cord sub-assembly) from the telephone and GPS antenna cord (antenna cord sub-assembly) connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

B-1 - C-1

Always

Below 1 Ω

B-1a - C-1a

Always

Below 1 Ω

B-1 or C-1 - Body ground

Always

10 kΩ or higher
NG

REPLACE TELEPHONE AND GPS ANTENNA CORD (NO. 3 ANTENNA CORD SUB-ASSEMBLY)

OK

4.

CHECK TELEPHONE AND GPS ANTENNA CORD (ANTENNA CORD SUB-ASSEMBLY)

(a) Disconnect the telephone and GPS antenna cord (antenna cord sub-assembly) from the telephone and GPS antenna cord (No. 3 antenna cord sub-assembly) connector.

*a

Front view of wire harness connector

(to Telephone and GPS Antenna Cord [No. 3 Antenna Cord Sub-assembly])

*b

Front view of wire harness connector

(to Telephone and GPS Antenna Cord [No. 2 Antenna Cord Sub-assembly])

(b) Disconnect the telephone and GPS antenna cord (antenna cord sub-assembly) from the telephone and GPS antenna cord (No. 2 antenna cord sub-assembly) connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

C-1 - E-1

Always

Below 1 Ω

C-1a - E-1a

Always

Below 1 Ω

C-1 or E-1 - Body ground

Always

10 kΩ or higher
NG

REPLACE TELEPHONE AND GPS ANTENNA CORD (ANTENNA CORD SUB-ASSEMBLY) 2020 MY RAV4 RAV4 HV [10/2019 - 08/2020]; CELLULAR COMMUNICATION: TELEPHONE AND GPS ANTENNA CORDS (for Instrument Panel): REMOVAL 2021 MY RAV4 RAV4 HV [08/2020 - 12/2021]; CELLULAR COMMUNICATION: TELEPHONE AND GPS ANTENNA CORDS (for Instrument Panel): REMOVAL 2022 MY RAV4 RAV4 HV [12/2021 - 10/2022]; CELLULAR COMMUNICATION: TELEPHONE AND GPS ANTENNA CORDS (for Instrument Panel): REMOVAL

OK

5.

CHECK TELEPHONE AND GPS ANTENNA CORD (NO. 2 ANTENNA CORD SUB-ASSEMBLY)

(a) Disconnect the telephone and GPS antenna cord (No. 2 antenna cord sub-assembly) from the telephone and GPS antenna cord (antenna cord sub-assembly) connector.

*a

Front view of wire harness connector

(to Telephone and GPS Antenna Cord [Antenna Cord Sub-assembly])

*b

Front view of wire harness connector

(to DCM [Telephone Transceiver Assembly])

(b) Disconnect the telephone and GPS antenna cord (No. 2 antenna cord sub-assembly) from the DCM (telephone transceiver assembly).

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

E-1 - G-1

Always

Below 1 Ω

E-1a - G-1a

Always

Below 1 Ω

E-1 or G-1 - Body ground

Always

10 kΩ or higher
NG

REPLACE TELEPHONE AND GPS ANTENNA CORD (NO. 2 ANTENNA CORD SUB-ASSEMBLY)

OK

6.

CHECK TELEPHONE AND GPS ANTENNA (NO. 1 AMPLIFIER ANTENNA ASSEMBLY)

(a) Replace the telephone and GPS antenna (No. 1 amplifier antenna assembly) with a known good one and check if the same problem occurs again.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; CELLULAR COMMUNICATION: TELEPHONE AND GPS ANTENNA CORDS (for Roof Side): REMOVAL

(b) Clear the DTCs.

Click here 2020 - 2022 MY RAV4 RAV4 HV [10/2019 - 10/2022]; CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM: DTC CHECK / CLEAR

Body Electrical > Telematics > Clear DTCs

(c) Recheck for DTCs and check that no DTCs are output.

Click here 2020 - 2022 MY RAV4 RAV4 HV [10/2019 - 10/2022]; CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM: DTC CHECK / CLEAR

Body Electrical > Telematics > Trouble Codes

OK:

No DTCs are output.

OK

END (TELEPHONE AND GPS ANTENNA [NO. 1 AMPLIFIER ANTENNA ASSEMBLY] IS DEFECTIVE)
NG

7.

REPLACE DCM (TELEPHONE TRANSCEIVER ASSEMBLY)

(a) Replace the DCM (telephone transceiver assembly) with a new one.

Click here 2020 - 2022 MY RAV4 RAV4 HV [10/2019 - 10/2022]; CELLULAR COMMUNICATION: DCM(TELEMATICS TRANSCEIVER): REMOVAL

NOTICE:

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

PERFORM DCM ACTIVATION