Question

2006 Chrysler Pacifica. P0404 what does this code mean?

Answer 1

P0404 - EGR POSITION SENSOR PERFORMANCE

This means the egr is not moving as specified by the pcm.

Possible causes include:

• Good Trip Equal To Zero
• High Resistance In 5 Volt Supply
• EGR Sensor Signal Circuit Open
• EGR Assembly
• EGR Solenoid Control CKT
• Intermittent Condition
• EGR Sensor Signal Circuit Open
• EGR Sensor Signal Circuit Shorted To Ground
• Sensor Ground Circuit Open
• EGR Assembly (GROUND)
• PCM