TSB017917

T-SB-0179-17
January 3, 2017
Rear Air Suspension - Vehicle Lean to the Left
Service
Category
Suspension
Section
Front Suspension
Market USA
Applicability
YEAR(S)
MODEL(S)
2013 - 2016
Sequoia
ADDITIONAL INFORMATION
Introduction
Some 2013 – 2016 model year Sequoia vehicles equipped with air suspension may exhibit a
vehicle lean condition towards the left side. The lean condition is noticed when the vehicle is
parked. Refer to the Repair Procedure in this bulletin to address this condition.
Production Change Information
This bulletin applies to vehicles produced BEFORE the Production Change Effective VINs
shown below.
DRIVETRAIN
PRODUCTION CHANGE EFFECTIVE VIN
2WD
5TDYY5G1#GS065911
5TDDY5G1#GS145445
4WD
5TDDW5G1#GS145445
Warranty Information
OP CODE
DESCRIPTION
TIME
OFP
T1
T2
SU1606
Front Left Coil Spring Replacement
1.2
48132-0C031
48132-0C061
45
99
SU1606A
Head Lamp Aiming and Height Recalibration
0.6
81110-0C051
81150-0C051
45
99
SU1606B
Radar Cruise Control Recalibration
0.5
88210-34010
45
99
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.
© 2016 Toyota Motor Sales, USA
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T-SB-0179-17
January 3, 2017
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Rear Air Suspension - Vehicle Lean to the Left
Parts Information
PART NUMBER
PREVIOUS
NEW
48132-0C031
48132-0C061
48132-0C070*
48132-0C080*
48132-0C090*
48132-0C100*
PART NAME
QTY
Front Coil Spring
1
*Coil spring replacement is based on lean amount.
Required Tools & Equipment
SPECIAL SERVICE TOOLS (SST)
PART NUMBER
QTY
Compressor Coil
09727-30022
1
Laser Radar Adjust*
09870-60000
1
* Essential SST.
REQUIRED TOOLS & MATERIAL
QUANTITY
Measure Device
1
NOTE
Additional SSTs may be ordered by calling 1-800-933-8335.
Repair Procedure
1. Make sure vehicle has a full tank of fuel.
2. Place vehicle on alignment rack to ensure that ALL 4 wheels are ALL at the same level.
3. Start engine and cycle the suspension height: low to high; high to neutral. (Allow vehicle to sit
at each height selection for 10 seconds.)
© 2016 Toyota Motor Sales, USA
T-SB-0179-17
January 3, 2017
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Rear Air Suspension - Vehicle Lean to the Left
Repair Procedure (Continued)
4. Measure vehicle ride height at rear at the point where the body meets the bumper at each
wheel (2 total measurements).
Figure 1.
MEASUREMENT
A
B
HEIGHT MEASURED VALUE
Figure 2. Rear (A and B)
B-A
5. Compare the difference values for B-A, and compare to the action table below.
#
HEIGHT MEASURED VALUE
1
Less than 10 mm
2
Between 10 mm and 15 mm
3
Greater than 15 mm
ACTION
2WD
4WD
No Action
Change FR LH Coil
© 2016 Toyota Motor Sales, USA
48132-0C070
48132-0C090
48132-0C080
48132-0C100
T-SB-0179-17
January 3, 2017
Page 4 of 4
Rear Air Suspension - Vehicle Lean to the Left
Repair Procedure (Continued)
6. Based on the results in the table above, if the vehicle exhibits conditions #2 or #3, order the
corresponding parts and follow the Repair Procedures below to replace the Front Coil Spring.
Refer to the Technical Information System (TIS), applicable model and model year
Repair Manual:
 2013 – 2016 Sequoia:
Suspension – Front Suspension – “Front Suspension: Front Shock Absorber
Disassembly / Reassembly”
 2013 – 2016 Sequoia:
Suspension – Front Suspension – “Front Suspension: Front Shock Absorber
Disassembly / Reassembly”
 2013 – 2016 Sequoia:
Engine/Hybrid System – Cruise Control – “Cruise Control: Laser Sensor: Adjustment”
 2013 – 2016 Sequoia:
Vehicle Exterior – Lighting – “Lighting (EXT): Headlight Assembly: Adjustment”
7. Confirm repair.
© 2016 Toyota Motor Sales, USA