CITROEN C3 Handbook page 129

► Always remove the key. The key cannot be
removed when the lock is open.
► Clip the cap onto the lock.
► Remove the protective cover from the
towball.
► Attach the trailer to the towball.
► Attach the cable on the trailer to the safety
eye 4 on the carrier.
► Tilt the trailer harness socket 3 forwards to
place it in position.
► Insert the trailer plug and give it a quarter turn
to connect it to socket 3 of the carrier.
Removing the towball
► Give a quarter turn and pull the trailer plug to
disconnect it from socket 3 of the carrier.
► Tilt the trailer harness socket 3 to the left to
stow it away.
► Detach the cable on the trailer from the safety
eye 4 on the carrier.
► Detach the trailer from the towball.
► Refit the protective cover to the towball.
► Remove the cap from the lock.
► Insert the key into the lock 7.
► Open the lock using the key.
Practical information
► Hold towball 5 firmly in one hand; using the
other hand, pull and turn locking wheel 6 fully in
a clockwise direction; do not release the locking
wheel.
► Extract the towball from the bottom of its
carrier 1.
► Release the locking wheel; this automatically
stops in the unlocked position and check that the
red mark on the locking wheel is in line with the
white mark on the towball (position B).
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