T-SB-0022-22

Rev1

March 17, 2022

Abnormal Noise From the AWD Dynamic Torque
Vectoring Disconnect System
Service
Category

Drivetrain

Section

Axle/Differential

Market USA

Applicability
YEAR(S)

MODEL(S)

ADDITIONAL INFORMATION

2019 - 2020

RAV4

VDS(s): J1RFV, N1RFV

REVISION NOTICE
June 24, 2022 Rev1:
 The Warranty Information section has been updated.
Any previous printed versions of this bulletin should be discarded.

SUPERSESSION NOTICE
 The information contained in this bulletin supersedes Service Bulletin No. T-SB-0067-20.
 The Introduction, Warranty Information, Parts Information, and Required Tools & Equipment
sections have been updated.
 The Production Change Information and Repair Procedure sections have been updated.
 The Calibration Information, Confirmation Procedures, Noise Confirmation Procedure, Transfer
Assembly Replacement Procedure, Rear Differential Carrier Assembly Replacement Procedure,
and 4WD ECU Reflash Procedure sections have been added.
Service Bulletin No. T-SB-0067-20 is obsolete and any printed versions should be discarded.

© 2021 Toyota Motor Sales, USA

Page 1 of 18

T-SB-0022-22

Rev1

March 17, 2022

Page 2 of 18

Abnormal Noise From the AWD Dynamic Torque Vectoring Disconnect System
Introduction

Some 2019 – 2020 model year RAV4 Adventure and Limited grade AWD vehicles may exhibit an
abnormal noise from the vehicle’s AWD Dynamic Torque Vectoring Disconnect system from either
the transfer assembly or rear differential carrier assembly when accelerating from a stop and/or on
deceleration after driving the vehicle for 15 minutes or more. This condition occurs with “Normal”
drive mode selected during disconnect/connect timing of the AWD system.
Follow the procedures in this bulletin to address these conditions.
NOTE
This Service Bulletin ONLY applies to 2019 – 2020 model year RAV4 Adventure and Limited grade
vehicles with torque vectoring AWD Dynamic Torque Vectoring Disconnect system.

Production Change Information
Front Transfer Assembly Production Change Information

This bulletin applies to vehicles produced BEFORE the Production Change Effective VINs
shown below.
Table 1. Front Transfer Assembly Production Change Information
MODEL

PLANT

DRIVETRAIN

PRODUCTION CHANGE EFFECTIVE VIN

2T3N1RFV#KC053454
TMMC - C
2T3J1RFV#KC053454
2T3N1RFV#LW087451
TMMC - W
RAV4

AWD

2T3J1RFV#LW087451

Takaoka

JTMN1RFV#KJ023026

Shokki No. 1

JTMN1RFV#KD041318

Shokki No. 2

JTMN1RFV#KD522367

© 2021 Toyota Motor Sales, USA

T-SB-0022-22

Rev1

March 17, 2022

Page 3 of 18

Abnormal Noise From the AWD Dynamic Torque Vectoring Disconnect System
Production Change Information (continued)
Rear Differential Carrier Assembly Production Change Information

This bulletin applies to vehicles produced BEFORE the Production Change Effective serial number
shown below.
Table 2. Rear Differential Carrier Assembly Production Change Information
MODEL

PLANT

DRIVETRAIN

PRODUCTION CHANGE EFFECTIVE SERIAL NUMBER

AWD

20E15F1013

TMMC - C
TMMC - W
RAV4

Takaoka
Shokki No. 1
Shokki No. 2

1. Locate the rear differential carrier assembly serial number, as shown in the figure below.
Figure 1. Rear Differential Carrier Assembly Differential Front View

1

2

1

Propeller Shaft

2

Rear Differential Carrier Assembly Serial Number

© 2021 Toyota Motor Sales, USA

T-SB-0022-22

Rev1

March 17, 2022

Page 4 of 18

Abnormal Noise From the AWD Dynamic Torque Vectoring Disconnect System
Production Change Information (continued)
Rear Differential Carrier Assembly Production Change Information (continued)

2. Use the figure below as a guide to determine the production date from the serial number.
Figure 2. Rear Differential Carrier Assembly Serial Number Breakdown
Example:18Y23F1087  Produced November 23, 2018
Year (YY) / Month (M) / Day (DD)

Production Month














A: Jan
B: Feb
C: Mar
D: Apr
E: May
F: Jun

G: Jul
H: Aug
I: Sep
X: Oct
Y: Nov
Z: Dec

Warranty Information
OP CODE

DESCRIPTION

TIME

TC1906

R & R Differential Carrier Assembly
for Torque Vectoring Differential

5.0

OFP

T1

T2

91

19

41110-#####*
Combo A
(Differential)

Reprogram 4WD ECU

0.5

TC1907

R & R Front Transfer Case Assembly for
Torque Vectoring with Air Conditioning

7.6

Combo A
(Transfer
Assembly)

36100-#####*
Reprogram 4WD ECU

0.5

*Warranty claim MUST be submitted with the correct 10-digit OFP. Choose the correct OFP for the vehicle being
repaired by searching for the parts in the Electronic Parts Catalog using the VIN filter.

APPLICABLE WARRANTY
 This repair is covered under the Toyota Powertrain Warranty. This warranty is in effect for
60 months or 60,000 miles, whichever occurs first, from the vehicle’s in-service date.
 Warranty application is limited to occurrence of the specified condition described in
this bulletin.

© 2021 Toyota Motor Sales, USA

T-SB-0022-22

Rev1

March 17, 2022

Page 5 of 18

Abnormal Noise From the AWD Dynamic Torque Vectoring Disconnect System
Parts Information
For Rear Differential Carrier Assembly Replacement
PART NUMBER
PREVIOUS

PART NAME

QTY

Carrier Assy, Differential

1

NEW

41110-42050
41110-42051

41110-42053

41110-42052
90119-12453

2

90119-12455

Bolt, W/Washer*

90119-14186

2
1

90105-14210

Bolt, Flange*

3

90179-A0005

Nut*

2

08885-02606

LX GL-5 75W-85 Gear Oil (LX85 LSD Type)

1

12157-10010

Gasket, Drain Plug

1

00451-00001-LBL

Authorized Modifications Labels

1

Computer Assy, 4WD

–

89630-42130
89630-42140
89630-42160

89630-42161

*Nonreusable part.

NOTE
 The 4WD ECU should NOT be replaced as part of the Repair Procedure.
 Authorized Modifications Labels may be ordered in packages of 25 from the Materials
Distribution Center (MDC) through Dealer Daily – Parts – Dealer Support Materials Orders.

© 2021 Toyota Motor Sales, USA

T-SB-0022-22

Rev1

March 17, 2022

Page 6 of 18

Abnormal Noise From the AWD Dynamic Torque Vectoring Disconnect System
Parts Information (continued)
For Transfer Assembly Replacement
PART NUMBER
PART NAME

QTY

Transfer Assy

1

00289-ATFWS

Automatic Transmission Fluid WS

4

08885-02606

Front Transfer Case Gear Oil (LX85 LSD Type)

1

00451-00001-LBL

Authorized Modifications Labels

1

12157-10010

Gasket, Drain Plug

1

Computer Assy, 4WD

–

PREVIOUS

NEW

36100-42170
36100-42172
36100-42171

89630-42130
89630-42140
89630-42160

89630-42161

NOTE
 The 4WD ECU should NOT be replaced as part of the Repair Procedure.
 Authorized Modifications Labels may be ordered in packages of 25 from the Materials
Distribution Center (MDC) through Dealer Daily – Parts – Dealer Support Materials Orders.

© 2021 Toyota Motor Sales, USA

T-SB-0022-22