2 NJ MVC Points 39:4-126 Failure to give proper signal
A signal of intention to turn right or left when required shall be given continuously during not less than the last 100 feet traveled by the vehicle before turning.
No person shall stop or suddenly decrease the speed of a vehicle without first giving an appropriate signal in the manner provided herein to the driver of any vehicle immediately to the rear.
The signal herein required shall be given either by means of the hand and arm in the manner herein specified, or by an approved mechanical or electrical signal device, except that when a vehicle is so constructed or loaded as to prevent the hand and arm signal from being visible, both to front and rear, the signal shall be given by a device of a type which has been approved by the division.
When the signal is given by means of the hand and arm, the driver shall indicate his intention to stop or turn by extending the hand and arm from and beyond the left side of the vehicle in the following manner and such signals shall indicate as follows:
(a) Left turn.--Hand and arm extended horizontally.
(b) Right turn.--Hand and arm extended upward.
(c) Stop or decrease speed.--Hand and arm extended downward.
Amended by L.1951, c. 23, p. 92, s. 67; L.1956, c. 107, p. 485, s. 2.
For information on points, fines, jail and suspension for this violation, go to KennethVercammen.com/traffic_minimum_penalties.htm