NHTSA ID Number: 10162255
Manufacturer Communication Number: T-SB-0171-16-Rev
TSB/Document Date: 2019-07-08
Summary
TSB: REVISION NOTICE May 20, 2019 Rev2: ? Applicability has been updated to include 2018 ? 2019 model year Tacoma vehicles. September 1, 2017 Rev1: ? Applicability has been updated to include 2017 model year Tacoma vehicles. ? The Introduction, Production Change Information, and Repair Procedure sections have been updated. Any previous printed versions of this bulletin should be discarded. Some 2016 ? 2019 model year Tacoma vehicles equipped with an automatic transmission may exhibit a vibration felt in the seat, floorboard, and/or steering wheel between 10 ? 30 mph, caused by a driveline vibration under deceleration. Follow the Repair Procedure in this bulletin to address this condition. NOTE ? This Service Bulletin ONLY applies to 4WD models equipped with 6AT. Do NOT use the spring part number found in the Service Bulletin for ANY manual transmission vehicles or PreRunner models. This could lead to NEW, currently nonexistent issues. ? If the vehicle is installed with an aftermarket suspension/body lift or leveling kit, this Service Bulletin does NOT apply.
T-SB-0171-16
Rev2
December 6, 2016
Driveline Vibration Under Deceleration Around 10 - 30
mph
Service
Category
Drivetrain
Section
Drive Shaft/Propeller Shaft
Market USA
Applicability
YEAR(S)
MODEL(S)
ADDITIONAL INFORMATION
2016 - 2019
Tacoma
VDS(s): CZ5AN, GZ5AN, SZ5AN
Engine(s): 2GR
Drive Type(s): 4WD
Transmission(s): 6AT
REVISION NOTICE
May 20, 2019 Rev2:
Applicability has been updated to include 2018 – 2019 model year Tacoma vehicles.
September 1, 2017 Rev1:
Applicability has been updated to include 2017 model year Tacoma vehicles.
The Introduction, Production Change Information, and Repair Procedure sections have
been updated.
Any previous printed versions of this bulletin should be discarded.
Introduction
Some 2016 – 2019 model year Tacoma vehicles equipped with an automatic transmission may
exhibit a vibration felt in the seat, floorboard, and/or steering wheel between 10 – 30 mph,
caused by a driveline vibration under deceleration. Follow the Repair Procedure in this bulletin to
address this condition.
NOTE
This Service Bulletin ONLY applies to 4WD models equipped with 6AT. Do NOT use the spring part
number found in the Service Bulletin for ANY manual transmission vehicles or PreRunner models.
This could lead to NEW, currently nonexistent issues.
If the vehicle is installed with an aftermarket suspension/body lift or leveling kit, this Service Bulletin
does NOT apply.
© 2019 Toyota
Motor Sales, USA
Page 1 of 14
T-SB-0171-16
Rev2
December 6, 2016
Page 2 of 14
Driveline Vibration Under Deceleration Around 10 - 30 mph
Production Change Information
This bulletin applies to all 2016 – 2019 model year Tacoma vehicles NOT equipped with the
TRD Off-Road package option.
This Bulletin applies to 2016 model year Tacoma vehicles equipped with the TRD Off-Road
package option produced BEFORE the Production Change Effective VINs shown below.
CAB TYPE
PRODUCTION CHANGE EFFECTIVE VIN
5TFGZ5AN#GX040536
3TMGZ5AN#GM039554
Double
5TFCZ5AN#GX040121
3TMCZ5AN#GM039538
Access
5TFSZ5AN#GX017523
NOTE
ALL TRD Off-Road package vehicles produced AFTER the effective VIN change use the same springs in
production as the countermeasure part numbers listed in this Service Bulletin. Do NOT follow this Service
Bulletin for TRD Off-Road equipped vehicles produced AFTER production change effective VINs provided
in the production change information table.
Warranty Information
OP CODE
DESCRIPTION
SU1903
Install Steering Wheel Damper
and Measure Joint Angle
SU1904
Install Steering Wheel Damper,
Measure Joint Angle,
and R & R Leaf Springs
TIME
OFP
T1
T2
45816-60030
48210-04700
48210-04810
48210-04710
48220-04340
48220-04450
48220-04350
9B
57
1.1
(Damper = 0.6)
(Measure Angles = 0.5)
2.1
APPLICABLE WARRANTY
This repair is covered under the Toyota Basic Warranty. This warranty is in effect for
36 months or 36,000 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.
© 2019 Toyota Motor Sales, USA
T-SB-0171-16
Rev2
December 6, 2016
Page 3 of 14
Driveline Vibration Under Deceleration Around 10 - 30 mph
Parts Information
PART NUMBER
CAB TYPE
PART NAME
QTY
48210-04840
Spring Assy, RR RH
1
48220-04480
Spring Assy, RR LH
1
48210-04830
Spring Assy, RR RH
1
48220-04470
Spring Assy, RR LH
1
Damper, Steering Shake
1
PREVIOUS
NEW
48210-04700
48210-04810
48210-04710
48220-04340
48220-04450
48220-04350
48210-04700
48210-04810
48210-04710
48220-04340
48220-04450
48220-04350
Double
Access
All
45713-35040
Required Tools & Equipment
SPECIAL SERVICE TOOLS (SST)
PART NUMBER
QTY
Digital Angle Gauge*
01815-00102
1
*Essential SST.
NOTE
Additional SSTs may be ordered by calling 1-800-933-8335.
© 2019 Toyota Motor Sales, USA
T-SB-0171-16
Rev2
December 6, 2016
Page 4 of 14
Driveline Vibration Under Deceleration Around 10 - 30 mph
Repair Procedure
1. Confirm the vibration condition exists under the following conditions.
Coast down or during braking
Speeds between 10 – 30 mph
NOTE
Some level of driveline vibration is normal in ALL vehicles.
The following method can be used to confirm if this bulletin applies to the vehicle.
1. Remove the rear driveshaft.
2. Shift into 4WD HI.
3. Test-drive the vehicle.
Does the vehicle exhibit a vibration under the conditions described above?
YES — Continue to step 2.
NO — This bulletin does NOT apply. Continue diagnosis using the applicable
Repair Manual.
2. Remove the steering wheel pad.
CAUTION
Wait at LEAST 90 seconds AFTER disconnecting the cable from the negative (–) battery
terminal to disable the SRS system.
Refer to the TIS, applicable model and model year Repair Manual:
2016 / 2017 / 2018 / 2019 Tacoma:
Vehicle Interior – Supplemental Restraint Systems – “Supplemental Restraint Systems:
Steering Pad: Removal”
© 2019 Toyota Motor Sales, USA
T-SB-0171-16
Rev2
December 6, 2016
Page 5 of 14
Driveline Vibration Under Deceleration Around 10 - 30 mph
Repair Procedure (continued)
3. Remove the steering wheel switch wire
harness retainer bracket (ONLY for vehicles
with steering wheel mounted switches).
Figure 1.
1
4. Install the steering wheel damper with
two NEW screws in the locations shown.
Steering Wheel Switch Wire Harness
Retainer Bracket
Figure 2.
Torque: 2.35 N*m (24 kgf*cm, 20.8 in*lbf)
NOTICE
When disconnecting ANY airbag
connector, take care not to damage the
airbag wire harness.
NOTE
Secure the steering wheel switch wires to
the steering wheel damper bracket hooks
as shown.
1
Dam per
2
Steering Wheel Switch Wire Harness
3
Dam per Bracket Wire Retainer Hook
4
Screw
5
Driver Side Airbag Wire Harness
© 2019 Toyota Motor Sales, USA
T-SB-0171-16
Rev2
December 6, 2016
Page 6 of 14
Driveline Vibration Under Deceleration Around 10 - 30 mph
Repair Procedure (continued)
5. Install the steering wheel pad.
Refer to TIS, applicable model and model year Repair Manual:
2016 / 2017 / 2018 / 2019 Tacoma:
Vehicle Interior – Supplemental Restraint Systems – “Supplemental Restraint Systems:
Steering Pad: Installation”
6. Raise the vehicle using a drive-on hoist or wheel alignment rack.
NOTE
Vehicle suspension MUST be at ride height.
7. Verify which flange type the vehicle is equipped with.
Large flange (Figure 3) – Continue to step 8.
Small flange (Figure 4) – Go to step 9.
Figure 3.
Figure 4.
1
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TSB/Document ID: T-SB-0171-16-Rev
Replacement Service Bulletin Number:
MFR Communication Date: 2019-05-20
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: POWER TRAIN
MFR Component System:
MFR Component Subsystem:
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