Check Engine light on 2003 Toyota Matrix

diagnosed CODE P0103 problems listed under this code.

by in Hot Springs National Park, AR on January 03, 2011
1 answer
ANSWER by , January 03, 2011
only thing my scanner shows is mass airflow sensor circuit A hight input.first i would check the connection and apply some dielectric grease on the connector.check the air filter and look in the air duct so see if anything is in the mass airflow sensor screen.