Affected Component: ELECTRICAL SYSTEM:SOFTWARE

Date Published
OCT 01, 2014
NHTSA TSB #
10109471
TSB Document
Summary
Region Letter: The subject vehicles may exhibit a brief intermittent shudder during torque converter flex lock up. This shudder may be observed while driving under light throttle conditions between approximately 25 - 50 mph. Toyota has developed new Engine Control software logic to help prevent this condition from occurring.