Please see T-SB-0022-22 Revision 1
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...
Please see Tech Tip T-TT-0684-22
2018-2022 Toyota Tacoma
Water intrusion to the ADD actuator is currently being investigated as a cause of 4WD inoperative complaints. P17A0 and P17A4 DTCs may set for this condition but not always.
Please see Tech Tip T-TT-0652-21 Revision 1
2019 Toyota RAV4
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...
This Bulletin is Obsolete and has been Superseded to T-SB-0022-22 Revision 1. Please see here...
Please see T-SB-0067-20
WMI(s): 2T3, JTM
VDS(s): J1RFV, N1RFV (Please see this Post to determine WMI and VDS)
Some 2019 – 2020 model year RAV4...
This Bulletin is Now Obsolete....See T-SB-0009-20
Some 2019 model year RAV4 Adventure and Limited grade AWD vehicles may exhibit an abnormal buzz/groan noise from the rear differential assembly at 20 – 30 mph when accelerating from a stop and/or at 20 – 13 mph on deceleration after driving...
Please see T-SB-0086-19 Revision 2
2019-2020 Toyota RAV4
Some 2019 model year RAV4 vehicles may exhibit an AWD Warning Light/Message ON condition with Diagnostic Trouble Code (DTC) C13F800 (4WD/AWD Rear Disconnect System Performance) present. Follow the Repair...
Please see T-SB-0074-19 Revision 1
2014-2019 Toyota 4Runner
Some 2014 – 2019 model year 4Runner vehicles may exhibit a whine or groan noise from the rear of the vehicle. This condition may occur while driving around 40 – 60 mph at a consistent speed, slight...
Some 2016 – 2018 model year Tacoma Double Cab 4WD vehicles equipped with a BD22 rear
differential may exhibit a whine type noise from the rear of the vehicle. This condition may occur
while driving around 50 mph at constant speed, slight acceleration, or slight deceleration and may
be caused by...
Some 2016 – 2018 model year Tacoma 4WD vehicles may exhibit a cyclical groaning or grinding
noise coming from the front differential in 2WD that is not present during 4WD operation.
Follow the Repair Procedure in bulletin T-SB-0011-18 to address this condition.
R & R Front Differential - New...
Warranty Enhancement Letter ZF4
Technical Service Bulletin 0080-13
Subject: Warranty Enhancement Program – ZF4
2006 – 2012 RAV4 4WD vehicles Extension of Warranty Coverage for Rear Differential Coupling Growl Noise
In our continuing efforts to help ensure the best in customer satisfaction...