Mass Airflow Sensor
A malfunction in Mass Airflow (MAF) sensor circuit can set DTCs P0101, P0102 or P0103. For testing procedures and specifications, see DTC P0101, P0102 or P0103 testing procedure under DIAGNOSTIC TESTS in SELF-DIAGNOSTICS - 2.0L TRACKER or SELF-DIAGNOSTICS - 2.5L TRACKER article.