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.
4.7% increase in Jersey old age pension
Jersey pensioners will get a 4.7% increase in the Old Age Pension from the start of October.
Seven straight swim marathons for Jersey surgeon
A 65-year-old Jersey surgeon starts seven consecutive swimming marathons today (Sunday 27 September).
'No final decision' on planned Apple Crusher relocation
Jersey's Infrastructure Minister says he's listening to concerns expressed over plans to remove the Apple Crusher on King Street... and insists no final decision has been made.
DFDS Christmas timetable signed off... but still not published
DFDS' Christmas and New Year timetable still isn't published, despite Jersey's Economic Development Minister telling Channel 103 his department signed it off a couple of weeks ago.
Opening of 'transformed' Departure Lounge weeks away
The first part of the transformed Departure Lounge at Jersey Airport is expected to open in mid-November.
Should the King Street apple crusher be relocated?
Hundreds of people are having their say on a suggestion the apple crusher outside M&S could be moved,
Jersey Bulls restore away match livestream
Jersey Bulls have reinstated their livestream to their away game against Bedfont Sports following an outcry from fans.
Jersey population stable but ageing as migration falls
Jersey's estimated population was unchanged at the end of last year at 104,500 people.
