Regulation No. 39-00

Name:Regulation No. 39-00
Description:Speedometers.
Official Title:Uniform Provisions Concerning the Approval of: Vehicles with Regard to the Speedometer Equipment Including its Installation.
Country:ECE - United Nations
Date of Issue:1978-07-11
Amendment Level:00 Series, Corrigendum 1, Revision 1
Number of Pages:12
Vehicle Types:Bus, Car, Heavy Truck, Light Truck, Motorcycle
Subject Categories:Prior Versions
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Keywords:

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Text Extract:

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E/ECE/324 )
E/ECE/TRANS/505 ) Rev.1/Add.38/Rev.1/Corr.1
June 7, 2011
STATUS OF UNITED NATIONS REGULATION
ECE 39-00
UNIFORM PROVISIONS CONCERNING THE APPROVAL OF:
VEHICLES WITH REGARD TO THE SPEEDOMETER
EQUIPMENT INCLUDING ITS INSTALLATION
Incorporating:
Supplement 1 to the 00 series of amendments
Date of Entry into Force: 18.07.88
Supplement 2 to the 00 series of amendments
Date of Entry into Force: 25.12.97
Supplement 3 to the 00 series of amendments
Date of Entry into Force: 04.12.01
Supplement 4 to the 00 series of amendments
Date of Entry into Force: 20.08.02
Supplement 5 to the 00 series of amendments
Date of Entry into Force: 07.12.02
Corr. 1 to Revision 1 to the 00 series of amendments
Dated: 28.04.11

REGULATION NO. 39
UNIFORM PROVISIONS CONCERNING THE APPROVAL OF VEHICLES WITH REGARD
TO THE SPEEDOMETER EQUIPMENT INCLUDING ITS INSTALLATION
REGULATION
1. Scope
2. Definitions
3. Application for Approval
4. Approval
5. Specifications
6. Modifications of the Vehicle Type
7. Conformity of Production
8. Penalties for Non-conformity of Production
Contents
9. Names and Addresses of Technical Services Responsible for Conducting Approval Tests, and of
Administrative Departments
ANNEXES
Annex 1

Communication Concerning the Approval or Extension or Refusal or Withdrawal of
Approval or Production Definitely Discontinued of a Vehicle Type with Regard to the
Speedometer Equipment Including its Installation Pursuant to Regulation No. 39
Annex 2 – Arrangements of Approval Marks
Annex 3 – Test of Speedometer Accuracy for Conformity of Production

2.6. "unladen vehicle" means the vehicle in running order, complete with fuel, coolant,
lubricant, tools and a spare wheel (if provided as standard equipment by the vehicle
manufacturer), carrying a driver weighing 75 kg, but no driver's mate, optional accessories
or load.
3. APPLICATION FOR APPROVAL
3.1. The application for approval of a vehicle type with regard to the speedometer equipment
including its installation shall be submitted by the vehicle manufacturer or by his duly
accredited representative.
3.2. It shall be accompanied by the following documents in triplicate and by the following
particulars:
3.2.1. a description of the vehicle type with regard to the items mentioned in Paragraphs 2.2., 2.3.,
2.4., and 2.5 above; the vehicle type shall be specified.
3.3. An unladen vehicle representative of the vehicle type to be approved shall be submitted to
the technical service conducting approval tests.
3.4. The competent authority shall verify the existence of satisfactory arrangements for ensuring
effective control of the conformity of production before type-approval is granted.
4. APPROVAL
4.1. If the vehicle type submitted for approval pursuant to this Regulation meets the
requirements of the Regulation in respect of the speedometer equipment including its
installation, approval of that vehicle type shall be granted.
4.2. An approval number shall be assigned to each type-approved. The first two digits shall be
the highest number of the series of amendments incorporated in the Regulation at the time
of issue of the approval. The same Contracting Party may not assign the same number to
another vehicle type subject to the provisions of Paragraph 6 of this Regulation.
4.3. Notice of approval or of refusal of approval of a vehicle type pursuant to this Regulation
shall be communicated to the Parties to the Agreement which apply this Regulation by
means of a form conforming to the model in Annex 1 to this Regulation and of diagrams,
supplied by the applicant for approval, of the installation in a format not larger than
A4 (210 x 297 mm), or folded to that format, and on an appropriate scale.
4.4. To every vehicle conforming to a vehicle type-approved under this Regulation there shall be
affixed in a conspicuous and easily accessible position, specified on the approval form, an
international approval mark consisting of:
4.4.1. a circle surrounding the Letter "E" followed by the distinguishing number of the country
which has granted approval;

5.2. The accuracy of the speedometer equipment shall be tested in accordance with the
following procedure:
5.2.1. The tyres shall be one of the types normally fitted to the vehicle as defined in Paragraph 2.3.
of this Regulation. A test shall be carried out for each type of speedometer intended to be
fitted by the manufacturer.
5.2.2. The test shall be carried out with the vehicle at its unladen weight. An additional weight can
be carried for purposes of measurement. The weight of the vehicle and its distribution
between the axles shall be indicated in the approval communication (see Annex 1,
Paragraph 6.);
5.2.3. The reference temperature at the speedometer shall be 23 ± 5°C;
5.2.4. During each test the pressure of the tyres shall be the normal running pressure as defined in
Paragraph 2.4.;
5.2.5. The vehicle is tested at the following speeds:
Maximum design speed (V )
of the vehicle specified by the
vehicle manufacturer (km/h)
Test Speed (V )
(km/h)
V ≤ 45 80% of V
45 < V
≤ 100
40 km/h and 80% V
(if the resulting speed is ≥ 55 km/h)
100 < V
≤ 150
40 km/h, 80 km/h and 80% V
(if the resulting speed is ≥ 100 km/h)
150 < V 40 km/h, 80 km/h and 120 km/h
5.2.6. The test instrumentation used for measuring the true vehicle speed shall be accurate to
± 0,5%;
5.2.6.1. the surface of a test track when used shall be flat and dry, and provide sufficient adhesion;
5.2.6.2. if a roller dynamometer is used for the test, the diameter of the rollers should be at least
0.4 m;
5.3. The speed indicated shall not be less than the true speed of the vehicle. At the test speeds
specified in Paragraph 5.2.5. above, there shall be the following relationship between the
speed displayed (V ) and the true speed (V ).
0 ≤ (V − V ) ≤ 0.1 V + 4 km/h

ANNEX 1
COMMUNICATION
(Maximum format: A4 (210 x 297 mm)
issued by:
Name of administration:
..................................................
..................................................
..................................................
concerning
APPROVAL GRANTED
APPROVAL EXTENDED
APPROVAL REFUSED
APPROVAL WITHDRAWN
PRODUCTION DEFINITELY DISCONTINUED
of a vehicle type with regard to the speedometer equipment including its installation pursuant to
Regulation No. 39.
Approval No............................... Extension No. .....................................
1. Trade name or mark of vehicle ..................................................................................................
2. Vehicle type................................................................................................................................
3. Manufacturer's name and address ............................................................................................
...................................................................................................................................................
4. If applicable, name and address of manufacturer's representative ...........................................
...................................................................................................................................................
5. Description of the speedometer equipment ...............................................................................
...................................................................................................................................................
5.1. Details of tyres normally fitted....................................................................................................
5.2. Details of tyres fitted during the test...........................................................................................
5.3. Ratio of speedometer equipment...............................................................................................
6. Mass of vehicle as tested and its distribution between the axles ..............................................
...................................................................................................................................................
7. Variants ......................................................................................................................................

ANNEX 2
ARRANGEMENTS OF APPROVAL MARKS
Model A
(See Paragraph 4.4 of this Regulation)
a = 8 mm
The above approval mark affixed to a vehicle shows that the vehicle type concerned has been approved
in the Netherlands (E4) pursuant to Regulation No. 39. The approval number indicates that the approval
was granted in accordance with the requirements of Regulation No. 39 in its original form.
Model B
(See Paragraph 4.5. of this Regulation)
a = 8 mm
The above approval mark affixed to a vehicle shows that the vehicle type concerned has been approved
in the Netherlands (E4) pursuant to Regulation Nos.39 and 33. The approval numbers indicate that, at
the dates when the respective approvals were given, Regulations Nos. 39 and 33 were still in their
original form.

Speedometers.