The crash happened early this morning in North Circular (credit: Google Maps)
One car was involved in the collision shortly before 2am this morning at the M11 junction.
A man in his 20s was taken to hospital for treatment of his injuries where he remains.
His condition is not thought to be life-threatening.
The driver has also been arrested on suspicion of taking and driving away and driving with no insurance.
The North Circular was closed for accident investigation work this morning between the Redbridge roundabout and South Woodford.
The exit slip road to M11 northbound remains closed.
Police are continuing with enquiries into the collision.
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Tags: Redbridge, Collision, M11, Metropolitan Police