# Commission Directive 2004/104/EC of 14 October 2004 adapting to technical progress Council Directive 72/245/EEC relating to the radio interference (electromagnetic compatibility) of vehicles and amending Directive 70/156/EEC on the approximation of the laws of the Member States relating to the type-approval of motor vehicles and their trailers (Text with EEA relevance), Division 2.1.2: Basic vehicle conditions


The paragraph defines minimum test conditions and failures criteria for vehicle immunity tests. Other vehicle systems, which can affect immunity-related functions must be tested in a way to be agreed between manufacturer and technical service.
‘50 km/h cycle’ vehicle test conditions
Failure criteria
Vehicle speed 50 km/h ± 20 % (vehicle driving the rollers). If the vehicle is equipped with a cruise control system, it shall be operational
Speed variation greater than ± 10 % of the nominal speed
In case of automatic gearbox: change-of-gear ratio inducing a speed variation greater than ± 10 % of the nominal speed
Dipped beams ON (manual mode)
Lighting OFF
Front wiper ON (manual mode) maximum speed
Complete stop of front wiper
Direction indicator on driver’s side ON
Frequency change (lower than 0,75 Hz or greater than 2,25 Hz)
Duty cycle change (lower than 25 % or greater than 75 %)
Adjustable suspension in normal position
Unexpected significant variation
Driver’s seat and steering wheel in medium position
Unexpected variation greater than 10 % of total range
Alarm unset
Unexpected activation of alarm
Horn OFF
Unexpected activation of horn
Airbag and safety restraint systems operational with inhibited passenger airbag if this function exists
Unexpected activation
Automatic doors closed
Unexpected opening
Adjustable endurance brake lever in normal position
Unexpected activation
‘Brake cycle’ vehicle test conditions
Failure criteria
To be defined in brake cycle test plan. This must include operation of the brake pedal (unless there are technical reasons not to do so) but not necessarily an anti-lock brake system action.
Stop lights inactivated during cycle
Brake warning light ON with loss of function
Unexpected activation

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Source: https://www.legislation.gov.uk/eudr/2004/104/attachment/16/division/division/2./division/2.1./division/2.1.2. (the official version)
Page: https://openlegislation.uk/eu-directive-2004-104/attachment-16/division/division-2./division-2.1./division-2.1.2.
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.