The 18-year-old was driving his car on the A27 in Fontwell at 3.25am this morning when the collision occured.
A Sussex Roads Police spokesman said he had passed his test just four days previously. The police said he was driving too fast.
COUNTY NEWS: '˜Speeding' teen in A27 collision days after test
A teenager who recently passed his test has been involved in a collision due to him speeding, police have said.