2.8l fault code P0401 - AudiForums.com
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Old 10-30-2008, 07:20 PM
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Default 2.8l fault code P0401

I took the car through emissions and it says:

P0401:Exhaust Gas Recirculation Flow Insufficient Detected

How can i fix this and get my car through the test?
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Old 10-30-2008, 07:30 PM
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16785
P0401
Exhaust Gas Recirc.Flow Insufficient Detected

Probably needs a new EGR valve, check the vacuum line going to the valve before you replace it.
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16785, 1996, 28l, 96, a4, a6, audi, b5, code, detected, exhaust, fault, gas, insufficient, p0401, quattro, recircflow


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