Tenn. Comp. R. & Regs. 1200-03-29-.08 - MOTOR VEHICLE ANTI-TAMPERING TEST METHODS
(1) For
vehicles 1975 to 1995, the motor vehicle anti-tampering test shall be verified
by the Department vehicle inspector and consist of the following elements:
(a) The vehicle shall be checked by the
vehicle inspector to see that the appropriate fuel cap is securely in place. If
the appropriate fuel cap is not in place, it shall result in the failure of the
anti-tampering test.
(b) The
vehicle shall be checked visually (with a mirror or otherwise) to see if the
catalytic converter is the correct type for the certified vehicle configuration
and is properly connected. If the catalytic converter has been tampered with,
removed or is the incorrect configuration, it shall result in the failure of
the anti-tampering test.
(2) Each gasoline powered motor vehicle with
a model year of 1996 and newer is subject to an anti-tampering test, and shall
comply with the DLC and a fuel cap pressure test. The anti-tampering test shall
consist of the following elements:
(a)
Vehicle shall be visually checked to see if the appropriate fuel cap is
securely in place.
(b) If the fuel
cap is present, it shall be removed and a fuel cap pressure test shall be
performed to assure the cap is working properly. (F.T.P. 26-21 Pass/Fail
Standard). If the fuel cap fails the pressure test, it shall result in a
failure of the anti-tampering test.
(c) If the DLC has been tampered with or is
missing, it must be repaired or replaced prior to any retesting or
reinspection. If the vehicle is incompatible with the OBD test equipment or if
the DLC is readily unavailable, then the vehicle is required to pass the idle
speed emission values as specified in Paragraph
1200-03-29-.05.
(3) Each diesel powered motor
vehicle with a model year of 2002 and newer is subject to an anti-tampering
test, and shall comply at a minimum with a DLC check and a fuel cap pressure
test. The anti-tampering test shall consist of the following elements:
(a) Vehicle shall be visually checked to see
if the appropriate fuel cap is securely in place.
(b) If the DLC has been tampered with or is
missing, it must be repaired or replaced prior to any retesting or
reinspection. If the vehicle is incompatible with the OBD test equipment or if
the DLC is readily unavailable, then the vehicle is subject to the Curb Idle
test as specified in Paragraph
1200-03-29-.05.
(4) Pass/fail determination. A
pass or fail determination shall be made for each of the test elements in
Paragraph 1200-03-29-.08(1), (2), or
(3). If a vehicle fails any of the
anti-tampering elements in Paragraph
1200-03-29-.08(1), (2), or
(3), it shall result in the failure of the
motor vehicle inspection test and a Certificate of Compliance shall not be
issued until the repairs have been made to the vehicle.
Notes
Authority: T.C.A. ยงยง 68-201-105 and 4-5-201 et. seq.
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