Crews were called to La Corbière on Sunday afternoon.
All emergency services were understood to be dealing with the incident close to the lighthouse.
It is believed a car went over the cliff edge and landed on its roof.
States of Jersey Police said the road remained open but asked people to avoid the area.
Two Jersey charity leaders become MBEs in King's Birthday Honours
Jason Wyse and Mike Haden have been recognised in the 2026 King's Birthday Honours List.
Election voter turnout revealed
Less than a third of people who are registered to vote in Jersey turned out for last week's election.
States members sworn in as Chief Minister discusses Ministerial options
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Man (36) found guilty of child sexual abuse
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Healthcare campaigners make a stand as new States is sworn in
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Jersey students heading to university to receive Meningitis B vaccine
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Farnham to remain Chief Minister
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Hole in road causes gridlock in St Helier
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