Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001E7I8
Model Year Start: 2019 Model: RAV4 Prod Date Range: [11/2018 - 10/2019]
Title: NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: B15C3; Speaker Output Short; 2019 MY RAV4 RAV4 HV [11/2018 - 10/2019]

DTC

B15C3

Speaker Output Short

DESCRIPTION

This DTC is stored when a malfunction occurs in the speakers.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B15C3

Speaker Output Short

A short is detected in the speaker output circuit

  • Harness or connector
  • Speakers
  • Stereo Component Amplifier*1
  • Radio and Display Receiver Assembly*2
  • DCM (telematics transceiver)*3
  • *1: for 9 Speakers
  • *2: for 6 Speakers
  • *3: w/ Manual (SOS) Switch

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

  • When replacing the radio and display receiver assembly, always replace it with a new one. If a radio and display receiver assembly which was installed to another vehicle is used, the following may occur:
    • A communication malfunction DTC may be stored.
    • The radio and display receiver assembly may not operate normally.
  • When replacing the DCM (telematics transceiver), make sure to replace it with a new one (w/ Manual [SOS] Switch).
  • Before replacing the DCM (telematics transceiver), refer to Registration (w/ Manual [SOS] Switch).

    for Gasoline Model: Click here 2019 MY RAV4 [11/2018 - 10/2019]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function, Gasoline Model): REGISTRATION

    for HV Model: Click here 2019 MY RAV4 HV [11/2018 - 10/2019]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function, HV Model): REGISTRATION

HINT:

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Navigation System.

Click here 2019 MY RAV4 RAV4 HV [11/2018 - 10/2019]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: PRECAUTION

PROCEDURE

1.

CHECK MODEL

(a) Choose the model to be inspected.

Result

Proceed to

for 6 Speakers

A

for 9 Speakers

B

B

GO TO STEP 11

A

2.

CHECK MODEL

(a) Choose the model to be inspected.

Result

Proceed to

w/ Manual (SOS) Switch

A

w/o Manual (SOS) Switch

B

B

GO TO STEP 6

A

3.

CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY, DCM [TELEMATICS TRANSCEIVER] OR SPEAKERS - BODY GROUND)

(a) Disconnect the G4 radio and display receiver assembly connector.

(b) Disconnect the G9 DCM (telematics transceiver) connector.

(c) Disconnect the G6 front No. 2 speaker assembly LH connector.

(d) Disconnect the K1 and L1 rear speaker assembly connectors.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

G4-1 (FR+) or G9-2 (SPI+) - Body ground

Always

10 kΩ or higher

G4-6 (FR-) or G9-3 (SPI-) - Body ground

Always

10 kΩ or higher

G4-2 (FL+) or G6-4 (TWL+) - Body ground

Always

10 kΩ or higher

G4-7 (FL-) or G6-2 (TWL-) - Body ground

Always

10 kΩ or higher

G4-4 (RR+) or K1-2 (+) - Body ground

Always

10 kΩ or higher

G4-9 (RR-) or K1-1 (-) - Body ground

Always

10 kΩ or higher

G4-3 (RL+) or L1-2 (+) - Body ground

Always

10 kΩ or higher

G4-8 (RL-) or L1-1 (-) - Body ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

4.

CHECK HARNESS AND CONNECTOR (DCM [TELEMATICS TRANSCEIVER] OR SPEAKER - BODY GROUND)

(a) Disconnect the G9 DCM (telematics transceiver) connector.

(b) Disconnect the G5 front No. 2 speaker assembly RH connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

G9-5 (SPO+) or G5-4 (TWR+) - Body ground

Always

10 kΩ or higher

G9-6 (SPO-) or G5-2 (TWR-) - Body ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

5.

INSPECT DCM (TELEMATICS TRANSCEIVER)

(a) Remove the DCM (telematics transceiver).

Click here 2019 MY RAV4 RAV4 HV [11/2018 - 10/2019]; CELLULAR COMMUNICATION: DCM(TELEMATICS TRANSCEIVER): REMOVAL

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

2 (SPI+) - 5 (SPO+)

Always

Below 1 Ω

3 (SPI-) - 6 (SPO-)

Always

Below 1 Ω

2 (SPI+) - 3 (SPI-)

Always

10 kΩ or higher

5 (SPO+) - 6 (SPO-)

Always

10 kΩ or higher

2 (SPI+) or 5 (SPO+) - Body ground

Always

10 kΩ or higher

3 (SPI-) or 6 (SPO-) - Body ground

Always

10 kΩ or higher

*a

Component without harness connected

(DCM [Telematics Transceiver])

OK

GO TO STEP 7

NG

REPLACE DCM (TELEMATICS TRANSCEIVER)

6.

CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY OR SPEAKERS - BODY GROUND)

(a) Disconnect the G4 radio and display receiver assembly connector.

(b) Disconnect the G5 and G6 front No. 2 speaker assembly connector.

(c) Disconnect the K1 and L1 rear speaker assembly connectors.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

G4-1 (FR+) or G5-4 (TWR+) - Body ground

Always

10 kΩ or higher

G4-6 (FR-) or G5-2 (TWR-) - Body ground

Always

10 kΩ or higher

G4-2 (FL+) or G6-4 (TWL+) - Body ground

Always

10 kΩ or higher

G4-7 (FL-) or G6-2 (TWL-) - Body ground

Always

10 kΩ or higher

G4-4 (RR+) or K1-2 (+) - Body ground

Always

10 kΩ or higher

G4-9 (RR-) or K1-1 (-) - Body ground

Always

10 kΩ or higher

G4-3 (RL+) or L1-2 (+) - Body ground

Always

10 kΩ or higher

G4-8 (RL-) or L1-1 (-) - Body ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

7.

CHECK HARNESS AND CONNECTOR (FRONT NO. 1 SPEAKER ASSEMBLY OR FRONT NO. 2 SPEAKER ASSEMBLY - BODY GROUND)

(a) Disconnect the I1 and J1 front No. 1 speaker assembly connectors.

(b) Disconnect the G5 and G6 front No. 2 speaker assembly connectors.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

I1-2 (+) or G5-3 (+) - Body ground

Always

10 kΩ or higher

I1-1 (-) or G5-1 (-) - Body ground

Always

10 kΩ or higher

J1-2 (+) or G6-3 (+) - Body ground

Always

10 kΩ or higher

J1-1 (-) or G6-1 (-) - Body ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

8.

INSPECT FRONT NO. 1 SPEAKER ASSEMBLY

(a) Remove the front No. 1 speaker assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; AUDIO / VIDEO: FRONT DOOR SPEAKER: REMOVAL

(b) Inspect the front No. 1 speaker assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; AUDIO / VIDEO: FRONT DOOR SPEAKER: INSPECTION

NG

REPLACE FRONT NO. 1 SPEAKER ASSEMBLY

OK

9.

INSPECT REAR SPEAKER ASSEMBLY

(a) Remove the rear speaker assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; AUDIO / VIDEO: REAR DOOR SPEAKER: REMOVAL

(b) Inspect the rear speaker assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; AUDIO / VIDEO: REAR DOOR SPEAKER: INSPECTION

NG

REPLACE REAR SPEAKER ASSEMBLY

OK

10.

CHECK FRONT NO. 2 SPEAKER ASSEMBLY

(a) Replace the front No. 2 speaker assembly with a new or known good one.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; AUDIO / VIDEO: INSTRUMENT PANEL SPEAKER: REMOVAL

(b) Clear the DTCs.

Click here 2019 MY RAV4 RAV4 HV [11/2018 - 10/2019]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: DTC CHECK / CLEAR

Body Electrical > Navigation System > Clear DTCs

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

Click here 2019 MY RAV4 RAV4 HV [11/2018 - 10/2019]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: DTC CHECK / CLEAR

Body Electrical > Navigation System > Trouble Codes

OK:

No DTCs are output.

OK

END (FRONT NO. 2 SPEAKER ASSEMBLY IS DEFECTIVE)

NG

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

11.

CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY, DCM [TELEMATICS TRANSCEIVER] OR SPEAKERS - BODY GROUND)

(a) Disconnect the M2 stereo component amplifier assembly connector.

(b) Disconnect the G9 DCM (telematics transceiver) connector.

(c) Disconnect the G8 front No. 2 speaker assembly LH connector.

(d) Disconnect the G6 and G5 front No. 3 speaker assembly connectors.

(e) Disconnect the K1 and L1 rear speaker assembly connectors.

(f) Disconnect the N1 rear No. 2 speaker assembly connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

M2-9 (FR+) or G5-4 (TWR+) - Body ground

Always

10 kΩ or higher

M2-24 (FR-) or G5-2 (TWR-) - Body ground

Always

10 kΩ or higher

M2-14 (FL+) or G6-4 (TWL+) - Body ground

Always

10 kΩ or higher

M2-29 (FL-) or G6-2 (TWL-) - Body ground

Always

10 kΩ or higher

M2-13 (TWR+) or G9-2 (SPI+) - Body ground

Always

10 kΩ or higher

M2-28 (TWR-) or G9-3 (SPI-) - Body ground

Always

10 kΩ or higher

M2-10 (TWL+) or G8-1 (+) - Body ground

Always

10 kΩ or higher

M2-25 (TWL-) or G8-2 (-) - Body ground

Always

10 kΩ or higher

M2-12 (RR+) or K1-2 (+) - Body ground

Always

10 kΩ or higher

M2-27 (RR-) or K1-1 (-) - Body ground

Always

10 kΩ or higher

M2-11 (RL+) or L1-2 (+) - Body ground

Always

10 kΩ or higher

M2-26 (RL-) or L1-1 (-) - Body ground

Always

10 kΩ or higher

M2-15 (WFR+) or N1-4 (WF+) - Body ground

Always

10 kΩ or higher

M2-30 (WFR-) or N1-1 (WF-) - Body ground

Always

10 kΩ or higher

M2-8 (WFL+) or N1-2 (WF+) - Body ground

Always

10 kΩ or higher

M2-23 (WFL-) or N1-3 (WF-) - Body ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

12.

CHECK HARNESS AND CONNECTOR (DCM [TELEMATICS TRANSCEIVER] OR SPEAKER - BODY GROUND)

(a) Disconnect the G9 DCM (telematics transceiver) connector.

(b) Disconnect the G7 front No. 2 speaker assembly RH connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

G9-5 (SPO+) or G7-1 (+) - Body ground

Always

10 kΩ or higher

G9-6 (SPO-) or G7-2 (-) - Body ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

13.

INSPECT DCM (TELEMATICS TRANSCEIVER)

(a) Remove the DCM (telematics transceiver).

Click here 2019 MY RAV4 RAV4 HV [11/2018 - 10/2019]; CELLULAR COMMUNICATION: DCM(TELEMATICS TRANSCEIVER): REMOVAL

*a

Component without harness connected

(DCM [Telematics Transceiver])

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

2 (SPI+) - 5 (SPO+)

Always

Below 1 Ω

3 (SPI-) - 6 (SPO-)

Always

Below 1 Ω

2 (SPI+) - 3 (SPI-)

Always

10 kΩ or higher

5 (SPO+) - 6 (SPO-)

Always

10 kΩ or higher

2 (SPI+) or 5 (SPO+) - Body ground

Always

10 kΩ or higher

3 (SPI-) or 6 (SPO-) - Body ground

Always

10 kΩ or higher

NG

REPLACE DCM (TELEMATICS TRANSCEIVER)

OK

14.

CHECK HARNESS AND CONNECTOR (FRONT NO. 1 SPEAKER ASSEMBLY OR FRONT NO. 3 SPEAKER ASSEMBLY - BODY GROUND)

(a) Disconnect the I1 and J1 front No. 1 speaker assembly connectors.

(b) Disconnect the G5 and G6 front No. 3 speaker assembly connectors.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

I1-2 (+) or G5-3 (+) - Body ground

Always

10 kΩ or higher

I1-1 (-) or G5-1 (-) - Body ground

Always

10 kΩ or higher

J1-2 (+) or G6-3 (+) - Body ground

Always

10 kΩ or higher

J1-1 (-) or G6-1 (-) - Body ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

15.

INSPECT FRONT NO. 1 SPEAKER ASSEMBLY

(a) Remove the front No. 1 speaker assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; AUDIO / VIDEO: FRONT DOOR SPEAKER: REMOVAL

(b) Inspect the front No. 1 speaker assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; AUDIO / VIDEO: FRONT DOOR SPEAKER: INSPECTION

NG

REPLACE FRONT NO. 1 SPEAKER ASSEMBLY

OK

16.

INSPECT FRONT NO. 3 SPEAKER ASSEMBLY

(a) Remove the front No. 3 speaker assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; AUDIO / VIDEO: PILLAR SPEAKER: REMOVAL

(b) Inspect the front No. 3 speaker assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; AUDIO / VIDEO: PILLAR SPEAKER: INSPECTION

NG

REPLACE FRONT NO. 3 SPEAKER ASSEMBLY

OK

17.

INSPECT FRONT NO. 2 SPEAKER ASSEMBLY

(a) Remove the front No. 2 speaker assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; AUDIO / VIDEO: INSTRUMENT PANEL SPEAKER: REMOVAL

(b) Inspect the front No. 2 speaker assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; AUDIO / VIDEO: INSTRUMENT PANEL SPEAKER: INSPECTION

NG

REPLACE FRONT NO. 2 SPEAKER ASSEMBLY

OK

18.

INSPECT REAR SPEAKER ASSEMBLY

(a) Remove the rear speaker assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; AUDIO / VIDEO: REAR DOOR SPEAKER: REMOVAL

(b) Inspect the rear speaker assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; AUDIO / VIDEO: REAR DOOR SPEAKER: INSPECTION

NG

REPLACE REAR SPEAKER ASSEMBLY

OK

19.

INSPECT REAR NO. 2 SPEAKER ASSEMBLY

(a) Remove the rear No. 2 speaker assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; AUDIO / VIDEO: REAR DOOR SPEAKER: REMOVAL

(b) Inspect the rear No. 2 speaker assembly.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; AUDIO / VIDEO: REAR DOOR SPEAKER: INSPECTION

OK

REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY

NG

REPLACE REAR NO. 2 SPEAKER ASSEMBLY