Horn: MOT Checks

• operation
• control can be easily reached by the driver
• loud enough
• not a sequential multi-tone.

Information

Pre 1906 vehicles can have a gong, bell or siren audible warning, provided they were designed before 1 January 1905 and constructed before 31 December 1905

Reason for Rejection

The horn control missing, insecure or not readily accessible to the driver Note: Inform the driver if the horn is insecure

The horn
a.  inoperative
b.  is not loud enough to be heard by another road user
c.  is a gong, bell or siren
d.  has more than one tone

Note: When operated, a two or more tone horn automatically produces a sound which
alternates at regular intervals between fixed notes

e.  fitted to a vehicle first used on or after 1 August 1973, emits a sound which is   

•  not a continuous or uniform
• harsh or grating.