inspection applies to: All direction indicators and hazard
warning devices fitted.
Operate the left and right direction indicators in turn and
A direction indicator
that all lamps are present and secure
missing or insecure
indicators and hazard warning devices are not required by
regulations on vehicles not fitted with any front or rear
position lamps (see1.1), nor are they required on vehicles
first used before 1 January 1936. But,
if they are fitted, they must be tested.
that all lamps are complete, in good working order and clean
incomplete, not in good working order or not clean, ie so
damaged or deteriorated that its function is impaired
An effective proprietary repair (eg lens repair tape, etc)
must be assessed on its merits considering security, colour,
light output and durability
first used on or after 1 April 1986
must be fitted with one side repeater indicator on each side.
Instead of a separate lamp, the side repeater might be part
of the front direction indicator if it includes a wraparound
lens. Lamps incorporating a side repeater are marked either
with an 'E' mark in a circle or an 'e' mark in a rectangle
above which is the number 5.
the flashing rate Note:
it may be necessary to run the engine when checking the flashing
does not flash 60 to 120 times per minute
that every direction indicator emits amber light, except vehicles
first used before 1 September 1965 where both front indicators
may be white and both rear indicators red
does not show light of the appropriate colour
first used before 1 April 1986
hazard warning device is not required by regulation, but,
if one is fitted, it must be tested.
that their operation is separate from, and not adversely affected
by the operation of any other lamp
adversely affected by the operation of another lamp eg dual
function lamps on foreign vehicles
Check the selector switch for presence, security, condition
A missing, insecure or faulty selector switch.
first used before 1 September 1965
indicators may be incorporated with stop lamps, or combined
with side or rear lamps.
Check the driver's 'tell-tale' warning device for presence
and operation. Note:
A 'tell-tale' may be audible or visual, it is not required
if one or more direction indicators on each side can be seen
by the driver from the driver's seat.
The driver's 'tell-tale' missing or inoperative.
Check that the hazard warning device operates with the ignition
switched both on and off. While it operates, check that all
the direction indicators flash simultaneously and the 'tell-tale'
is working correctly.
A hazard warning device
does not cause all direction indicators to flash in phase
'tell-tale' not working correctly
Operate the direction indicators and check
A semaphore arm
the operation of each indicator
does not extend or retract without sticking
that every direction indicator emits an amber light
A Semaphore arm must illuminate when in operation. It may
flash, but is not required to do so
does not show an amber light to the front and rear
Check the correct operation of the 'tell-tale'. Note:
A 'tell-tale' may be audible or visual, a 'tell-tale'
is not required if one or more direction indicators on each
side of the vehicle can be seen by the driver from the driver's
The 'tell-tale' is missing or not working correctly.