VIDEO

Acura DTC

Acura DTC P1102

Manufacture

Acura DTC

Code

P1102

Definition

Mass Airflow Sensor Signal Lower Than Expected

Description

Engine started, vehicle driven at cruise speed and then back to idle speed, and the PCM detected the MAF sensor signal indicated less than 11.5 g sec at some point during the CCM Rationality test.

Cause

  • MAF sensor signal circuit is open (intermittent fault)MAF sensor signal circuit shorted to ground (intermittent fault)MAF sensor is damaged or dirty (it may be shorted internally)BARO sensor signal circuit to the TCM is open or grounded

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