Someone knows what this fault code could be?
P0400-5B Exhaust Gas Recirculation Flow Excessive Detected
Someone knows what this fault code could be?
P0400-5B Exhaust Gas Recirculation Flow Excessive Detected
Its a Zafira cdti 120 2006 mod
One of your ambda sensors 5B denotes it is the rear one has gone faulty or has been dislodged , have a look under the car and see if there is anything hanging down .
Driving vauxhall,s for 30 + years
and still loving it
Thanks. I will check it.
It was the EGR blocking. Its litle open now and its ok. No eml on.
Thanks
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