Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001FJ0U
Model Year Start: 2019 Model: RAV4 Prod Date Range: [11/2018 - 10/2019]
Title: SLIDING ROOF / CONVERTIBLE: SLIDING ROOF SYSTEM: B2341,B2344; Sensor (Motor) Failure; 2019 MY RAV4 RAV4 HV [11/2018 - 10/2019]

DTC

B2341

Sensor (Motor) Failure

DTC

B2344

Position Failure

DESCRIPTION

When the sliding roof ECU (sliding roof drive gear sub-assembly) detects a motor malfunction and the sliding roof operation is stopped, DTC B2341 is stored.

When the sliding roof ECU (sliding roof drive gear sub-assembly) detects a gear position malfunction and the sliding roof operation is stopped, DTC B2344 is stored.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B2341

Sensor (Motor) Failure

Sensor (motor) failure (The sliding roof ECU (sliding roof drive gear sub-assembly) enters fail-safe mode due to a problem with the motor)

  • Sliding roof ECU (Sliding roof drive gear sub-assembly)
  • Map light sub-assembly (slide/tilt switch)
  • Harness or connector

B2344

Position Failure

Position failure (The sliding roof ECU (sliding roof drive gear sub-assembly) enters fail-safe mode due to a problem with the gear position)

  • Sliding roof ECU (Sliding roof drive gear sub-assembly)
  • Map light sub-assembly (slide/tilt switch)
  • Harness or connector

WIRING DIAGRAM

for TMC Made:

for TMMC Made:

CAUTION / NOTICE / HINT

NOTICE:

  • If the sliding roof ECU (sliding roof drive gear sub-assembly) is removed and reinstalled or replaced, the sliding roof ECU (sliding roof drive gear sub-assembly) must be initialized.

    Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; SLIDING ROOF / CONVERTIBLE: SLIDING ROOF SYSTEM: INITIALIZATION

PROCEDURE

1.

CHECK SLIDING ROOF OPERATION

(a) Check the sliding roof auto operation.

Click here 2019 MY RAV4 RAV4 HV [11/2018 - 10/2019]; SLIDING ROOF / CONVERTIBLE: SLIDING ROOF SYSTEM: OPERATION CHECK

OK:

Auto operation operates normally.

NG

GO TO STEP 3

OK

2.

CHECK DTC OUTPUT

(a) Clear the DTCs.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; SLIDING ROOF / CONVERTIBLE: SLIDING ROOF SYSTEM: DTC CHECK / CLEAR

Body Electrical > Sliding Roof > Clear DTCs

(b) Check for DTCs.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; SLIDING ROOF / CONVERTIBLE: SLIDING ROOF SYSTEM: DTC CHECK / CLEAR

Body Electrical > Sliding Roof > Trouble Codes

OK:

DTCs B2341 or B2344 is not output.

OK

USE SIMULATION METHOD TO CHECK

NG

REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)

3.

INITIALIZE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)

(a) Check that the sliding roof ECU (sliding roof drive gear sub-assembly) can be initialized.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; SLIDING ROOF / CONVERTIBLE: SLIDING ROOF SYSTEM: INITIALIZATION

OK:

Sliding roof ECU (sliding roof drive gear sub-assembly) can be initialized.

NG

GO TO STEP 5

OK

4.

CHECK DTC OUTPUT

(a) Clear the DTCs.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; SLIDING ROOF / CONVERTIBLE: SLIDING ROOF SYSTEM: DTC CHECK / CLEAR

Body Electrical > Sliding Roof > Clear DTCs

(b) Check for DTCs.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; SLIDING ROOF / CONVERTIBLE: SLIDING ROOF SYSTEM: DTC CHECK / CLEAR

Body Electrical > Sliding Roof > Trouble Codes

OK:

DTCs B2341 or B2344 is not output.

OK

END (MALFUNCTION DUE TO INITIALIZATION FAILURE)

NG

REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)

5.

PERFORM ACTIVE TEST USING TECHSTREAM (Slide Roof)

(a) Perform the Active Test according to the display on the Techstream.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; SLIDING ROOF / CONVERTIBLE: SLIDING ROOF SYSTEM: DATA LIST / ACTIVE TEST

Body Electrical > Sliding Roof > Active Test

Tester Display

Measurement Item

Control Range

Diagnostic Note

Slide Roof

Operate sliding roof motor

OFF / Opn/Dwn / Clos/Up

-

Body Electrical > Sliding Roof > Active Test

Tester Display

Slide Roof

OK:

Slide roof is operated using Techstream.

NG

REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)

OK

6.

READ VALUE USING TECHSTREAM (Open Switch, Close Switch, Up Switch, Down Switch)

(a) Read the Data List according to the display on the Techstream.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; SLIDING ROOF / CONVERTIBLE: SLIDING ROOF SYSTEM: DATA LIST / ACTIVE TEST

Body Electrical > Sliding Roof > Data List

Tester Display

Measurement Item

Range

Normal Condition

Diagnostic Note

Open Switch

OPEN switch signal

OFF or ON

OFF: OPEN switch on the slide switch not pressed

ON: OPEN switch on the slide switch pressed

-

Close Switch

CLOSE switch signal

OFF or ON

OFF: CLOSE switch on the slide switch not pressed

ON: CLOSE switch on the slide switch pressed

-

Up Switch

UP switch signal

OFF or ON

OFF: UP switch not on the tilt switch pressed

ON: UP switch on the tilt switch pressed

-

Down Switch

DOWN switch signal

OFF or ON

OFF: DOWN switch on the tilt switch not pressed

ON: DOWN switch on the tilt switch pressed

-

Body Electrical > Sliding Roof > Data List

Tester Display

Open Switch

Close Switch

Up Switch

Down Switch

OK:

The Techstream display changes according to the operation of each switch as shown in the table.

OK

REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)

NG

7.

INSPECT MAP LIGHT SUB-ASSEMBLY (SLIDE/TILT SWITCH)

(a) Remove the map light sub-assembly (slide/tilt switch).

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; SLIDING ROOF / CONVERTIBLE: SLIDING ROOF SWITCH ASSEMBLY: REMOVAL

(b) Inspect the map light sub-assembly (slide/tilt switch).

Click here 2019 MY RAV4 RAV4 HV [11/2018 - 10/2019]; SLIDING ROOF / CONVERTIBLE: SLIDING ROOF SWITCH ASSEMBLY: INSPECTION

NG

REPLACE MAP LIGHT SUB-ASSEMBLY (SLIDE/TILT SWITCH)

OK

8.

CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU [SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY] - MAP LIGHT SUB-ASSEMBLY [SLIDE/TILT SWITCH] AND BODY GROUND)

(a) Disconnect the P14 map light sub-assembly (slide/tilt switch) connector.

(b) Disconnect the P4 sliding roof ECU (sliding roof drive gear sub-assembly) connector.

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

Standard Resistance:

for TMC Made

Tester Connection

Condition

Specified Condition

P4-5 (UP) - P14-16 (UP)

Always

Below 1 Ω

P4-8 (CLS) - P14-13 (CLS)

Always

Below 1 Ω

P4-9 (DWN) - P14-15 (DOWN)

Always

Below 1 Ω

P4-10 (OPN) - P14-14 (OPN)

Always

Below 1 Ω

P4-2 (E) - Body ground

Always

Below 1 Ω

P14-11 (GND) - Body ground

Always

Below 1 Ω

P4-5 (UP) or P14-16 (UP) - Body ground

Always

10 kΩ or higher

P4-8 (CLS) or P14-13 (CLS) - Body ground

Always

10 kΩ or higher

P4-9 (DWN) or P14-15 (DPWN) - Body ground

Always

10 kΩ or higher

P4-10 (OPN) or P14-14 (OPN) - Body ground

Always

10 kΩ or higher

for TMMC Made

Tester Connection

Condition

Specified Condition

P4-5 (UP) - P14-16 (UP)

Always

Below 1 Ω

P4-8 (CLS) - P14-8 (CLS)

Always

Below 1 Ω

P4-9 (DWN) - P14-17 (DPWN)

Always

Below 1 Ω

P4-10 (OPN) - P14-7 (OPN)

Always

Below 1 Ω

P4-2 (E) - Body ground

Always

Below 1 Ω

P14-20 (GND) - Body ground

Always

Below 1 Ω

P4-5 (UP) or P14-16 (UP) - Body ground

Always

10 kΩ or higher

P4-8 (CLS) or P14-8 (CLS) - Body ground

Always

10 kΩ or higher

P4-9 (DWN) or P14-17 (DPWN) - Body ground

Always

10 kΩ or higher

P4-10 (OPN) or P14-7 (OPN) - Body ground

Always

10 kΩ or higher

OK

REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR