T-TT-0497-18

Tech Tip T-TT-0497-18
May 14, 2018
Subject
Market
2nd row seat chirp/squeak noise from the rear seat
latches
USA
Service Category
Section
Vehicle Interior
Seat
Applicability
2011-2018MY Sienna (8 passenger type)
APPLICABLE VEHICLES
2011-2018
Sienna
CONDITION
Some vehicles may experience a condition in which the 2nd row seat, with center seat, exhibits a
chirp/squeak noise from the rear seat latches (floor area). This condition is present while driving over
rough or bumpy roads. Upon further inspection, after removal of the LH 2nd row seat, the rear inboard
and outboard strikers may show signs of the coating peeling off as shown in Fig.2 and Fig.3.
Peeling
Rear
In
Out
Rear
Front
Fig.2 Rear inboard striker
Out
Peeling
Rear
Out
Fig.1 Overall of seat latches (floor area)
Expires on
Ver. 2.9 01/01/2018 T
08/14/2018
© 2018, Toyota Motor Sales, USA
Fig.3 Rear outboard striker
Page 1 of 2
Tech Tip T-TT-0497-18
May 14, 2018
Subject
Market
2nd row seat chirp/squeak noise from the rear seat
latches
USA
Applicability
RECOMMENDATIONS
1. Please document the following:
a. Photograph the 2nd row, rear inboard and outboard strikers as shown in Fig.2 and Fig.3.
b. Inspect condition of cushion bumper attached to rear inboard and outboard seat latches
and photograph as shown in Fig.5 or Fig.6.
A cushion bumper is attached
to the outboard of both rear seat latches
Out
Rear
outboard
inboard
inboard
outboard
Fig.4 Overall from seat bottom side
Latch lip
Latch lip
Top of bumper is engaged
to latch lip.
Top of bumper is disengaged
from latch lip.
Fig.1 Overall of floor locks
Top of bumper
Top of bumper
Fig.5 Correct location
Fig.6 Example of incorrect location
2. If the condition of your vehicle matches the condition described on this document, create a TAS
case and contact TAS and provide details prior to the repair.
3. Please submit a DPR.
LINK REFERENCES
This Tech Tip does not contain any link references
Expires on
Ver. 2.9 01/01/2018 T
08/14/2018
© 2018, Toyota Motor Sales, USA
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