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Home >> Acura >> 2001 >> 3.2CL Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 17 (Engine Performance System Self-Diagnostics) >> Diagnostic Tests >> DTC P0401: Exhaust Gas RECIRCULATION (EGR) Insufficient Flow >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2004 Acura 3.5RL, 2003 Acura 3.5RL, 2002 Acura 3.5RL, and 2001 Acura 3.5RL. However, it is still accessible from the selected car via links, so may be relevant.

Insufficient EGR gas flow can be caused by:

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