T-TT-0652-21

Service Bulletin Details

Public Details for: T-TT-0652-21

Tt: this tech tip applies to 2019 model year rav4 adventure/limited grade equipped with torque vectoring awd system only. Some customers may experience an abnormal noise from rear differential after driving the vehicle for 15-20 minutes


- 2019 -

Models from 2019
2019 TOYOTA RAV4 
Tech Tip T-TT-0652-21
May 20, 2021
Subject
Market
Abnormal Noise from Differential and Miss Match of
Connect/Disconnect Timing
USA
Service Category
Section
Drivetrain
Axle/Differential
Applicability
2019 RAV4
APPLICABLE VEHICLES
2019
RAV4
CONDITION
This Tech Tip applies to 2019 model year RAV4 Adventure/Limited grade equipped with torque vectoring AWD
system ONLY.
Some customers may experience an abnormal noise from rear differential after driving the vehicle for 15-20
minutes or more.
This condition occurs with “Normal” drive mode selected.
RECOMMENDATIONS
1. Confirm if the vehicle was produced BEFORE the Production Change Effective VINs shown below.
MODEL
PLANT
DRIVETRAIN
PRODUCTION CHANGE EFFECTIVE VIN
2T3N1RFV#KC053454
TMMC - C
2T3J1RFV#KC053454
2T3N1RFV#KW080109
TMMC - W
RAV4
AWD
2T3J1RFV#KW080109
Takaoka
JTMN1RFV#KJ023026
Shokki #1
JTMN1RFV#KD041318
Shokki #2
JTMN1RFV#KD522367

YES — Continue to step 2.

NO — Follow the repair procedure in T-SB-0067-20: '19-'20 RAV4: Abnormal Noise from Rear
Differential During Connect/Disconnect Operation.
Expires on
Ver. 2.13 01/01/2021 T
05/20/2022
© 2021, Toyota Motor Sales, USA
Page 1 of 2
Tech Tip T-TT-0652-21
May 20, 2021
Subject
Market
Abnormal Noise from Differential and Miss Match of
Connect/Disconnect Timing
USA
Applicability
RECOMMENDATIONS
2. Review the vehicles 4WD Data List and confirm 4WD Connect/Disconnect Timing.
A. Is there a miss match between the Front and Rear Axle Coupling Clutch Position Sensor for a duration
more than 2 seconds at any speed?
Example:
Or

YES — Please create a TAS case and contact TAS for instruction prior to diagnosing or repairing of the
vehicle. If it is a weekend or holiday, continue with diagnosis and repair. Please save all parts and/or details
and contact TAS on the next available workday.

NO — Follow the repair procedure in T-SB-0067-20: '19-'20 RAV4: Abnormal Noise from Rear
Differential During Connect/Disconnect Operation.
LINK REFERENCES
This Tech Tip does not contain any link references
Expires on
Ver. 2.13 01/01/2021 T
05/20/2022
© 2021, Toyota Motor Sales, USA
Page 2 of 2

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