Affected Component: ELECTRICAL SYSTEM

Date Published
FEB 20, 2017
NHTSA TSB #
10131784
TSB Document
Summary
TSB: Some 2017 model year Sienna vehicles may exhibit the following conditions: * Lack of power from stop * High RPM shift points at 2 ? 3 shift * Hesitation in lower gears * Holds gear too long. The Engine Control Module (ECM) logic has been modified.