Regulation UN No. 121 (Rev.2)

Identification of controls, tell-tales and indicators

Consolidated up to Suppl.3 to 01 dated: 16.10.18

... Regulation a0c0
... 1.Scope a0c0
... 2.Definitions a0c0
... 3.Application for approval a0c0
... 4.Approval a0c0
... 5.Specifications a0c0
... 6.Modifications of the vehicle type or of any aspect of specification for controls, tell-tales and indicators and extension of approval a0c0
... 7.Conformity of production a0c0
... 8.Penalties for non-conformity of production a0c0
... 9.Production definitively discontinued a0c0
... 10.Names and addresses of Technical Services responsible for conducting approval tests and of Type Approval Authorities a0c0
... 11.Introductory provisions a0c0
... 12.Transitional provisions a0c0
... Annexes a0c0
... 1.Communication a0c0
... 2.Arrangements of approval marks a0c0
1. Scope a0c0
... This Regulation applies to vehicles of categories M and N[1]. It specifies requirements for the location, identification, colour, and illumination of motor vehicle hand controls, tell-tales and indicators. It is designed to ensure the accessibility and visibility of vehicle controls, tell-tales and indicators, and to facilitate their selection under daylight and night-time conditions, in order to reduce the safety hazards caused by the diversion of the driver's attention from the driving task and by mistakes in selecting controls. a0c0
[1] As defined in the Consolidated Resolution on the Construction of Vehicles (R.E.3.), document ECE/TRANS/WP.29/78/Rev.3, para. 2 - www.unece.org/trans/main/wp29/wp29wgs/wp29gen/wp29resolutions.html a0c0
2. Definitions a0c0
... For the purpose of this Regulation: a0c0
2.1 "Control" means that hand-operated part of a device that enables the driver to bring about a change in the state or functioning of a vehicle or vehicle's subsystem a0c0
2.2 "Device" means an element or an assembly of elements used to perform one or more functions. a0c0
2.3 "Indicator" means a device that shows the magnitude of the physical characteristics that the instrument is designed to sense. a0c0
2.4 "Common space" means an area on which two or more information functions (e.g. symbol) may be displayed but not simultaneously. a0c0
2.5 "Tell-tale" means an optical signal that, when alight, indicates the actuation or deactivation of a device, a correct or defective functioning or condition, or a failure to function. a0c0
2.6 "Adjacent" means that no control, tell-tale, indicator, or other potential source of distraction appears between the identifying symbol and the tell-tale, indicator, or control which that symbol identifies. a0c0
2.7 "Manufacturer" means the person or body who is responsible to the approval authority for all aspects of the type approval process and for ensuring conformity of production. It is not essential that the person or body is directly involved in all stages of the construction of the vehicle, system, component or separate technical unit which is the subject of the approval process. a0c0
2.8 "Vehicle type" means motor vehicles, which do not differ in respect of the internal arrangements, which may affect the identification of symbols for controls, tell-tales, and indicators and operation of controls. a0c0
2.9 "Approval of a vehicle" means the approval of a vehicle type with regard to the mode of installation, graphical design, legibility, colour, and brightness of controls, tell-tales, and indicators. a0c0
3. Application for approval a0c0
3.1. The application for approval of a vehicle type with regard to the specification for controls, tell-tales and indicators shall be submitted by the manufacturer or his duly accredited representative. a0c0
3.2. It shall be accompanied by the following documents and particulars in triplicate: a0c0
3.2.1. A description of the vehicle type; a0c0
3.2.2. A list of items specified by this Regulation in Table 1 and prescribed by the manufacturer for the vehicle as controls, tell-tales or indicators; a0c0
3.2.3. Graphical design of symbols identifying controls, tell-tales and indicators; and a0c0
3.2.4. Drawings and/or photographs showing the layout of controls and location of tell-tales and indicators in the vehicle; a0c0
3.3. A vehicle or representative part thereof fitted with a complete set of controls, tell-tales and indicators, as prescribed in paragraph 3.2.2. above, representing the vehicle type to be approved shall be submitted to the Technical Service responsible for conducting approval evaluation. a0c0
4. Approval a0c0
4.1. If the vehicle type submitted for approval pursuant to this Regulation meets the requirements of the Regulation, approval of that vehicle type shall be granted. a0c0
4.2. An approval number shall be assigned to each type approved. Its first two digits (at present 01 corresponding to the 01 series of amendments) shall indicate the series of amendments incorporating the most recent major technical amendments made to the Regulation at the time of issue of the approval. The same Contracting Party shall not assign this number to another vehicle type or to the same vehicle type submitted with equipment not specified in the list referred to in paragraph 3.2.2. above, subject to the provisions of paragraph 6. of this Regulation. a0c0
4.3. Notice of approval or of extension or refusal of approval or production definitively discontinued of a vehicle type/part pursuant to this Regulation shall be communicated to the Parties to the 1958 Agreement applying this Regulation, by means of a form conforming to the model in Annex 1 to this Regulation. a0c0
4.4. An international approval mark shall be affixed, conspicuously and in a readily accessible place specified on the approval form, to every vehicle conforming to a vehicle type approved under this Regulation. Such international approval mark shall consist of: a0c0
4.4.1. A circle surrounding the letter "E" followed by the distinguishing number of the country which has granted approval; [2] a0c0
4.4.2. The number of this Regulation, followed by the letter "R", a dash and the approval number to the right of the circle prescribed in paragraph 4.4.1. a0c0
4.5. If the vehicle conforms to a vehicle type approved, under one or more other Regulations annexed to the Agreement, in the country which has granted approval under this Regulation, the symbol prescribed in paragraph 4.4.1. need not be repeated; in such a case the Regulation and approval numbers and the additional symbols of all the Regulations under which approval has been granted in the country which has granted approval under this Regulation shall be placed in vertical columns to the right of the symbol prescribed in paragraph 4.4.1. a0c0
4.6. The approval mark shall be clearly legible and be indelible. a0c0
4.7. The approval mark shall be placed close to or on the vehicle data plate affixed by the manufacturer. a0c0
4.8. Annex 2 to this Regulation gives examples of arrangements of approval marks. a0c0
[2] The distinguishing numbers of the Contracting Parties to the 1958 Agreement are reproduced in Annex 3 to the Consolidated Resolution on the Construction of Vehicles (R.E.3), document ECE/TRANS/WP.29/78/Rev. 3, Annex 3 - www.unece.org/trans/main/wp29/wp29wgs/wp29gen/wp29resolutions.html a0c0
5. Specifications a0c0
... A vehicle fitted with a control, a tell-tale or an indicator, listed in Table 1, shall meet the prescribed requirements of this Regulation for the location, identification, colour, and illumination of such control, tell-tale or indicator. a0c0
5.1. Location a0c0
5.1.1. The controls to be used by a driver while driving the vehicle shall be located so that they are operable by this driver under the conditions of paragraph 5.6.2. a0c0
5.1.2. The tell-tales and indicators, shall be located so that they are visible and recognizable to a driver during night and day under the conditions of paragraphs 5.6.1. and 5.6.2. Tell-tales and indicators need not be visible or recognisable when not activated. a0c0
5.1.3. The identifications of tell-tales, indicators and controls shall be placed on or adjacent to the tell-tales, indicators and controls that they identify. In the case of multifunction control, the identifications need not be immediately adjacent. Nonetheless, they shall be as close as practicable to such multifunction control. a0c0
5.1.4. Notwithstanding paragraphs 5.1.1., 5.1.2. and 5.1.3. the tell-tale for "passenger air bag off", if fitted, shall be located within the interior of the vehicle and forward of and above the design H-point of both the driver's and the front passenger(s)' seat in their forward most seating positions. The tell-tale which alerts front seat occupants that the passenger air bag is switched off shall be visible to the driver and front passenger(s) under all driving conditions. a0c0
5.2. Identification a0c0
5.2.1. Where fitted, the controls, tell-tales and indicators, listed under the heading column 3 of Table 1, shall be identified by symbols designated for them in column 2 of Table 1. This requirement does not apply to the horn (an audible warning signal) control, when it is activated by a narrow ring-type control or by a lanyard. If a symbol is used for identifying a control, tell-tale or indicator not listed in Table 1, it is recommended to use a symbol designated for the purpose in standard ISO 2575:2004 where one exists and where that symbol is suitable for the application concerned. a0c0
5.2.2. To identify a control, a tell-tale or an indicator not included in Table 1 or ISO 2575:2004, the manufacturer may use a symbol of its own conception. Such symbol may include internationally recognized alphabetic or numeric indications. All symbols used shall follow the design principles laid down in paragraph 4. of ISO 2575:2004. a0c0
5.2.3. If necessary for clarity, supplementary symbols may be used in conjunction with any symbol specified in Table 1 or ISO 2575:2004. a0c0
5.2.4. Each additional or supplementary symbol used by the manufacturer shall not cause confusion with any symbol specified in this Regulation. a0c0
5.2.5. Where a control, an indicator or a tell-tale for the same function are combined, one symbol may be used to identify such combination. a0c0
5.2.6. Except as provided in paragraph 5.2.7., all identifications of tell-tales, indicators and controls listed in Table 1 or ISO 2575:2004 shall appear to the driver perceptually upright. In case of rotating control, this paragraph applies to it when such control is in its "off" position. a0c0
5.2.7. The identification of the following need not appear to the driver perceptually upright: a0c0
5.2.7.1. A horn control, a0c0
5.2.7.2. Any control, tell-tale or indicator located on the steering wheel, when the steering wheel is positioned for the motor vehicle to travel in other than a straight forward direction, and a0c0
5.2.7.3. Any rotating control that does not have an off position. a0c0
5.2.8. Each control for the automatic vehicle speed system (cruise control) and each control for heating and air conditioning system(s) shall have identification provided for each function of each such system. a0c0
5.2.9. When fitted each control that regulates a system function over a continuous range shall have identification provided for the limits of the adjustment range of any such function. a0c0
... If colour coding is used to identify the limits of the adjustment range of a temperature function, the hot limit shall be identified by the colour red and the cold limit by the colour blue. If the status or limit of a function is shown by an indicator separated from and not adjacent to the control for that function, both the control and the indicator shall be independently identified in compliance with paragraph 5.1.3. a0c0
5.2.10. Automatic functions may be indicated with the symbol relevant for the corresponding item as referred to in column 1 of Table 1, with the supplementary letter(s) "A" or "AUTO" positioned on or adjacent to its outline. a0c0
5.3. Illumination a0c0
5.3.1. The identifications of controls for which the word "Yes" is indicated in column 4 of Table 1 shall be capable of being illuminated whenever the position lamps are activated. This does not apply to controls located on the floor, floor console, steering wheel, or steering column, or in the area of windscreen header, or to controls for a heating and air-conditioning system if the system does not direct air directly upon the windscreen. a0c0
5.3.2. The indicators and their identifications for which the word "Yes" is indicated in column 4 of Table 1 shall be illuminated whenever the device which starts and/or stops the engine is in a position which makes it possible for the engine to operate and the position lamps are activated. a0c0
5.3.3. The indicators, their identifications and the identifications of controls need not be illuminated when the headlamps are being flashed or operated as daytime running lamps. a0c0
5.3.4. At the manufacturer's discretion any control, indicator or their identifications may be capable of being illuminated at any time. a0c0
5.3.5. A tell-tale shall not emit light except when identifying the malfunction or vehicle condition for whose indication it is designed or during a bulb check. a0c0
5.3.6. Brightness of Tell-Tale Illumination a0c0
... Means shall be provided for making tell-tales and their identification visible and recognisable to the driver under all driving conditions. a0c0
5.4. Colour a0c0
5.4.1. Light of each tell-tale listed in Table 1 shall be of the colour shown in column 5 of this table. a0c0
5.4.1.1. Nevertheless if already fitted on the vehicle as specified in Table 1 with the colour specification of column 5, each symbol with the footnote 18 may be shown in other colours, in order to convey different meanings, according to the general colour coding as proposed in paragraph 5. of standard ISO 2575:2004. a0c0
5.4.2. Indicators and tell-tales and identifications of indicators and controls not listed in Table 1 may be of any colour chosen by the manufacturer, however, such colour shall not interfere with or mask the identification of any tell-tale, control, or indicator specified in Table 1. The colour to be selected shall follow the guidelines specified in paragraph 5 of standard ISO 2575:2004. a0c0
5.4.3. Each symbol used for identification of tell-tale, control or indicator shall stand out clearly against the background. a0c0
5.4.4. The dark part of any symbol may be replaced by its outline. a0c0
5.5. Common Space for Displaying Multiple Information a0c0
5.5.1. A common space may be used to show information from any source, subject to the following requirements: a0c0
5.5.1.1. The tell-tales and indicators in the common space shall provide relevant information at the initiation of any underlying condition. a0c0
5.5.1.2. When the underlying condition exists for actuation of two or more tell-tales, the information shall be either a0c0
5.5.1.2.1. Repeated automatically in sequence, or a0c0
5.5.1.2.2. Indicated by visible means and capable of being selected for viewing by the driver under the conditions of paragraph 5.6.2. a0c0
5.5.1.3. The tell-tales for the brake system malfunction, headlamp driving beam, direction indicator and safety belts for front seating row shall not be shown in the same common space. a2c0
5.5.1.4. If tell-tale for the brake system malfunction, headlamp driving beam, direction indicator or safety belts for front seating row is displayed in a common space it shall displace any other symbol in such common space if the underlying condition exists for its activation. a2c0
5.5.1.5. With the exception of tell-tales for the brake system malfunction, headlamp driving beam, direction indicator or safety belt malfunction , the information may be cancellable automatically or by the driver. The tell-tale for safety belt reminder may be cancellable under the conditions laid down in UN Regulation No. 16. a2c0
5.5.1.6. Unless prescribed in a specific Regulation, the colour requirements regarding tell-tales do not apply when tell-tales appear in a common space. a0c0
5.6. Conditions a0c0
5.6.1. The driver has adapted to the ambient light conditions. a0c0
5.6.2. The driver is restrained by the installed crash protection system, adjusted in accordance with the manufacturer's instructions, and is free to move within constraints of that system. a0c0
6. Modifications of the vehicle type or of any aspect of specification for controls, tell-tales and indicators and extension of approval a0c0
6.1 Every modification of the vehicle type, or of any aspect of specification for controls, tell-tales and indicators, or of the list referred to in paragraph 3.2.2. above, shall be notified to the Type Approval Authority which approved that vehicle type. The Type Approval Authority may then either: a0c0
6.1.1. Consider that the modifications made are unlikely to have an appreciable adverse effect and that in any case the vehicle still meets the requirements; or a0c0
6.1.2. Require a further evaluation report from the Technical Services responsible for conducting the evaluation. a0c0
6.2. Confirmation or refusal of approval, specifying the alterations, shall be communicated by the procedure specified in paragraph 4.3. above to the Parties to the Agreement applying this Regulation. a0c0
6.3. The Type Approval Authority issuing the extension of approval shall assign a series number to each communication form drawn up for such an extension and inform thereof the other Parties to the 1958 Agreement applying this Regulation by means of a communication form conforming to the model in Annex 1 to this Regulation. a0c0
7. Conformity of production a0c0
... The conformity of production procedures shall comply with those set out in the Agreement, Appendix 2 (E/ECE/324-E/ECE/TRANS/505/Rev.2) with the following requirements: a0c0
7.1 A vehicle approved to this Regulation shall be so manufactured as to conform to the type approved by meeting the requirements set forth in paragraph 5. above. a0c0
7.2 The authority which has granted type approval may at any time verify the conformity control methods applied in each production facility. The normal frequency of these verifications shall be once every two years. a0c0
8. Penalties for non-conformity of production a0c0
8.1 The approval granted in respect of a type of vehicle pursuant to this Regulation may be withdrawn if the requirements are not complied with or if a vehicle bearing the approval mark does not conform to the type approved. a0c0
8.2 If a Party to the Agreement applying this Regulation withdraws an approval it has previously granted, it shall forthwith so notify the other Contracting Parties applying this Regulation by means of a communication form conforming to the example in Annex 1 to this Regulation. a0c0
9. Production definitively discontinued a0c0
... If the holder of the approval completely ceases to manufacture a type of vehicle approved in accordance with this Regulation, he shall inform the authority, which granted the approval. Upon receiving the relevant communication, that authority shall inform thereof the other Parties to the Agreement applying this Regulation by means of a communication form conforming to the example in Annex 1 to this Regulation. a0c0
10. Names and addresses of Technical Services responsible for conducting approval tests and of Type Approval Authorities a0c0
... The Contracting Parties to the 1958 Agreement applying this Regulation shall communicate to the United Nations Secretariat the names and addresses of the Technical Services responsible for conducting approval tests and of the Type Approval Authorities which grant approval and to which forms certifying approval or extension or refusal or withdrawal of approval, issued in other countries, are to be sent. a0c0
11. Introductory provisions a0c0
11.1 As from the date of entry into force of this Regulation, Contracting Parties applying this Regulation shall not: a0c0
... (a) Refuse to grant ECE approval for a vehicle type under this Regulation, a0c0
... (b) Prohibit the sale or entry into service of a type of vehicle with regard to the specification for controls, tell-tales and indicators, a0c0
... if the vehicle type complies with the requirements of this Regulation. a0c0
11.2 Until 2 years after entry into force of this Regulation, Contracting Parties applying this Regulation shall not refuse to grant national approval of a vehicle type with regard to the specification for controls, tell-tales and indicators if the vehicle type does not comply with the requirements of this Regulation. a0c0
12 Transitional provisions a0c0
12.1 As from the official date of entry into force of the 01 series of amendment to this Regulation, no Contracting Party applying this Regulation shall refuse national or regional type approval of a vehicle type approved to the 01 series of amendment to this Regulation. a0c0
12.2 Contracting Parties applying this Regulation shall not refuse to grant extensions of approval according to the preceding series of amendments to this Regulation. a0c0
12.3 As from 24 months after the date of entry into force of the 01 series of amendments, Contracting Parties applying this Regulation shall grant type approvals only if the vehicle type to be approved meets the requirements of this Regulation as amended by the 01 series of amendments. a0c0
... Table 1 a0c0
... Symbols, their illumination and colours a0c0
... a3c0
... a2c0
... a2c0
... a2c0
[1] Framed areas of the symbol may be solid. a0c0
[2] The symbols included in this Regulation are substantially identical to symbols described in ISO 2575:2004. Proportional dimensional characteristics specified in ISO 2575:2004 shall be maintained. a0c0
[3] The pair of arrows is a single symbol. When the controls or tell-tales for left and right turn operate independently, however, the two arrows may be considered separate symbols and be spaced accordingly. a0c0
[4] Not required when arrows of turn signal tell-tales that otherwise operate independently flash simultaneously as hazard warning tell-tale. a0c0
[5] Combination of the engine oil pressure symbol and the engine coolant temperature symbol in a single tell-tale is permitted. a0c0
[6] Separate identification not required if function is combined with master lighting switch. a0c0
[7] If a single tell-tale is used to indicate an airbag malfunction, the airbag malfunction symbol (22) shall be used. a0c0
[8] Contracting Parties which, at the date of coming into force of this Regulation, allowed or required the use of text for this function may, until sixty months after the date of coming into force of this Regulation, continue to allow or require the text in addition to the prescribed symbols for vehicles to be registered in their country. a0c0
[9] If a single tell-tale is used to indicate more than one brake system condition, the brake system malfunction symbol shall be used. a0c0
[10] Letter "D" may be replaced or supplemented by other alphanumeric character(s) or symbol(s) chosen by the manufacturer to indicate additional selection modes. a0c0
[11] Use when engine control is separate from the key locking system. a0c0
[12] Not required if instrument panel lights are lit automatically on activation of the master lighting switch. a0c0
[13] Symbols employing five lines instead of four (and vice versa) may also be used. a0c0
[14] The required text identification can be displayed in uppercase and/or lowercase letters. a0c0
[15] The required text identification shall be displayed in lowercase letters. If miles are shown, an abbreviation may be used. a0c0
[16] Additionally, either of the low tyre pressure tell-tales may be used to indicate a tyre pressure monitoring system (TPMS) malfunction. a0c0
[17] The vehicle outline shown is not intended to be restrictive, but is the recommended outline. Alternative vehicle outlines may be used in order to better represent the actual outline of a given vehicle. a0c0
[18] Symbol may be shown in other colours than specified in column 5 in order to convey different meanings according to the general colour coding as proposed in paragraph 5 of ISO 2575-2004. a0c0
[19] The functions "start" and "stop" may be combined in one control. As an alternative to the prescribed symbol(s) it is allowed to use the text "START" and/or "STOP" or a combination of symbols and text. Text can be displayed in uppercase and/or lowercase letters. a0c0
[20] The supplementary letters "OFF" may be positioned on or adjacent to the outline of the symbol of item No. 43. The font of the letters "OFF" or "ESC OFF" is not intended to be restrictive (Note: the letters "OFF" and "ESC OFF" shall be kept in English and shall not be translated). a0c0
[21] If the control is covered, the item identification shall be repeated on this cover unless this cover is transparent. "SOS" shall be kept as a symbol. The telephone symbol may be reorientated. a2c0
[22] A different symbol and colour may be used for seat row(s) other than the front row. a2c0
A1  Annex1 a0c0
A1  Communication a0c0
A1  (Maximum format: A4 (210 x 297 mm)) a0c0
A1  a0c0
A1  of a type of vehicle with regard to the location and identification of motor vehicle hand controls, tell-tales and indicators, pursuant to Regulation No. 121. a0c0
A1  Approval No. ___ a0c0
A1  Extension No. ___ a0c0
A1 1. Trade name or mark of the vehicle: a0c0
A1 2. Manufacturer's name for the type of vehicle: a0c0
A1 3. Manufacturer's name and address: a0c0
A1 4. If applicable, name and address of the manufacturer's representative: a0c0
A1 5. Submitted for approval on: a0c0
A1 6. Technical Service responsible for conducting approval tests: a0c0
A1 7. Date of test report: a0c0
A1 8. Number of test report: a0c0
A1 9. Concise description: a0c0
A1  a0c0
A1 [1] Distinguishing number of the country which has granted, extended, refused or withdrawn approval (see approval provisions in the Regulation). a0c0
A1 [2] Strike out what does not apply. a0c0
A1 10. Comments a0c0
A1 11. Position of the approval mark: a0c0
A1 12. Reason(s) for extension (if applicable): a0c0
A1 13. Approval granted/extended/refused/withdrawn a0c0
A1 14. Place: a0c0
A1 15. Date: a0c0
A1 16. Signature a0c0
A1 17. The following documents, bearing the approval number shown above, are available on request: a0c0
A2  Annex 2 a0c0
A2  Arrangements of approval marks a0c0
A2  Model A a0c0
A2  (See paragraph 4.4. of this Regulation) a0c0
A2  a0c0
A2  The above approval mark affixed to a vehicle shows that the vehicle type concerned has, with regard to the location and identification of hand controls, tell-tales and indicators, been approved in the Netherlands (E 4) pursuant to Regulation No. 121 under the approval No. 011234. The first two digits (01) of the approval number indicated that the approval was granted in accordance with the requirements of Regulation No. 121 as amended by the 01 series of amendments. a0c0
A2  Model B a0c0
A2  (See paragraph 4.5. of this Regulation) a0c0
A2  a0c0
A2  The above approval mark affixed to a vehicle shows that the vehicle type concerned has been approved in the Netherlands (E 4) pursuant to Regulation No. 121 and Regulation No. 33[1]. The approval number indicates that, at the dates when the respective approvals were granted in accordance with Regulation No. 121 as amended by the 01 series of amendments and with Regulation No. 33 which was still in its original form. a0c0
A2 [1] The number is given merely as an example. a0c0