VIDEO

Acura DTC

Acura DTC P1404

Manufacture

Acura DTC

Code

P1404

Definition

EGR Valve Stuck Closed Malfunction

Description

Engine started, system voltage from 11-16v, ECT sensor from 176-248, IAT sensor less than 212ºF, Desired EGR valve position is 0%, and the PCM detected the difference between the Actual and Desired EGR pintle position was over 30% for 5 seconds. The test

Cause

  • EGR valve sticking or binding (check for deposits on the valve)EGR valve is damaged or has failed (if the valve shows signs of excessive heat, check the converter and pipes for a restriction)PCM has failed

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