Police said they received a report of the collision at 10.05am and were on scene at 10.17am.
A spokesman for Sussex Police said: “We were called to a two vehicle collision on a bend in Hunston this morning.
“There are potentially minor injuries but an ambulance has been called to check on a female involved.
“The fire service was also called to help clear a fuel leakage.
“The road is not currently blocked but traffic has been slowed.
“We are now assisting with recovery as one of the vehicles is non-drivable.
“We may have to close the road when recovery arrives.”
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