Approval Details

Valid E.O.

Validity

This Executive Order approved the specified parts on on September 13, 2007.
As of Wednesday, February 5th, 2025 this Executive Order has not been overturned or superceeded.

Approved Parts

ModelsModificationRemarks
1988-2006 model-year 4-stroke diesel engines with turbocharging and charge air coolingThis exemption excludes all engines originally equipped with an aftertreatment emission control system such as a catalytic converter or a diesel particulate filter.This exemption is only valid provided the engines meet the following operating condition: the engine exhaust temperature exceeds 280 degrees Celsius for at least 25 percent of the typical duty cycle. The engines can be operated on California diesel (15 ppm sulfur), PuriNOx water emulsion fuel based on California diesel, or biodiesel blends containing no more than 20 percent biodiesel by volume.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-420-12
  • Executive Order 420-12 / D420-12
  • ARB # D-420-12
  • Executive Order No: D-420-12
  • C.A.R.B. No. D-420-12
  • Resolution D-420-12
For Free CARB Executive Order Status verification, email an image of the device Executive Order label as well as the Year/Make/Model and Test Group # of the vehicle to [email protected]

Download: Executive Order D-420-12 PDF

D-420-12 Document:

CARB_D-420-12

| | | | | | State of Californié AIR RESOURCES BOARD EXECUTIVE ORDER D420—12 | Relating to Exemptions under Section 27156 of the Vehicle Code | Engine Control System‘s Ltd. Purifilter Plus Pursuant to the authority vested in the Air Resources Board by Section 27156 of the Vehicle Code; and Pursuant to the authority vested in the undersignedy Sections 39515 and 39516 of the Health and Safety Code and Executive Order G—02—03 IT IS ORDERED AND RESOLVED: That installatlon of the Purifilter Plus device, manufactured by Engine Control Systems Ltd. of 165 Pony Drive, Newmarket, Ontario, Canada L3Y 7V1, has been found not to reduce the éffectiveness of the applicable engine emission control system, and therefore, the Pyurifilter Plus device is exempt from the prohibitions in Section 27156 of the Vehicle Cod for installation on on—road heavy—duty vehicles equipped with 1988 through 200 model—year 4—stroke diesel engines with turbocharging and charge air cooling. | This Executive Order excludes all engines originally equipped with an aftertreatment emission control system such as a catalytic converter or a diesel particulate filter. This Executive Order is only valid provided the engines mget the following operating condition: the engine exhaust temperature exceeds 80 degrees Celsius for at least 25 percent of the typical duty cycle. The Purifilter Plus device exempted under this Executive Order can be installed on engines operated using California diesel (15 parts per million by weight sulfur content), PuriNOx water emulsion fuel based on California diesel, or biodiesel blends containing no more than 20 percent biodiesel by volume. The Purifilter Plus devices exempted under this Executive Order are identified in Attachme t A. This Executive Order is based on engineering eva|uann and previous emission test data. The Purifilter Plus device is not expected to have any adverse impact on engine emissions when used on any of the engines listed ab This Executive Order is valid provided that installation instructions for the Purifilter Plus device do not recommend tuning the engines to specifications different from those of the engine manufacturer. Changes made to the design or operating conditions L)f the Purifilter Plus device, as . exempted by the Air Resources Board, which adversely affect the performance of the engine‘s pollution control system, shall invalidate this|Executive Order.

2. Marketing of the Purifilter Plus device using identific%ation other than that shown in this Executive Order or for an application other than thatlisted in this Executive Order shall be prohibited unless prior approval is obtained from ‘khe Air Resources Board. | This Executive Order shall not apply to any Purifilter\Plus device advertised, offered for sale, sold with, or installed on a motor vehicle or an énglne prior to or concurrent with transfer to an ultimate purchaser. | | This Executive Order does not constitute any opinio$ as to the effect the use of the Purifilter Plus device may have on any warranty either expressed or implied by the engine manufacturer. No claim of any kind, such as "Approved by the Air Resources Board," may be made with respect to the action taken herein in any advertising or other oral or written communication. In addition to the foregoing, the Air Resources Board reserves the right in the future to review this Executive Order and the exemption provi ded herein to assure that the exempted add—on or modified part continues to meet the standards and procedures of California Code of Regulations, Title 13, Section 222 2, et seq. THIS EXECUTIVE ORDER DOES NOT CONSTITU TE A CERTIFICATION, ACCREDITATION, APPROVAL, OR ANY OTHER T YPE OF ENDORSEMENT BY THE AIR RESOURCES BOARD OF. ANY CLAIMS OF TH E APPLICANT CONCERNING ANTI—POLLUTION BENEFITS OR ANY ALLEGED BR ENEFITS OF ENGINE CONTROL SYSTEMS LTD.‘S PURIFILTER PLUS DEVICE. Violation of any of the above conditions shall be grou nds for revocation of this Executive Order. The Executive Order may be revoked only after a ten—day written notice of intention to revoke the Executive Order, in which per od the holder of the Executive Order may request in writing a hearing to contest the proposed revocation. If a hearing is requested, it shall be held within ten days of receip t of the request, and the Executive Order may not be revoked until a determination is made after a hearing that grounds for revocation exist. Executed at El Monte, California, this !3 day of September 2007. Annette Hebert Chief Mobile Source Operations Division ENGINE CONTROL SYSTEMS LTD. — PUR}IFILTER PLUS — D—420—12

Attachment A Purifilter Plus Part'Number Pu tifilter Plus Model SsCP 10L & SCP10H SsCP13L & SCP13H SCP17L & SCP17H SCP20L & SCP20H SCP23L & SCP23H A19—SOCX SCP28L & SCP28H DSCP26L & DSCP26H DSCP3L & DSCP34H DSCPA40L & DSCP4OH DSCP46L & DSCP46H i| Note: Purifilter Plus Part Number Pre—fix A19 designates the Purifilter FT’Ius filter. CCCX designates a design and corresponding bill of materials. | Purifilter Plus Model SCPXXL/H: SC denotes the silicon garbide substrate; XX is the filter volume in liters; L denotes the low catalyst loading; H denotes the high catalyst loading. DSCP26L/H: D denotes dual monoliths. ENGINE CONTROL SYSTEMS LTD. — PURIFILTER PLUS — D—420—12


Document Created: 2007-10-05 11:13:36
Document Modified: 2007-10-05 11:13:36

Previous E.O. D-420-11 | Previous E.O. D-419 | Next E.O. D-420-13 | Next E.O. D-421