194. The circle check of the mechanical condition of a heavy vehicle done under section 519.2 of the Code shall pertain to the following items in accordance with the applicable safety standards below:(1) the service brakes provided for in paragraph 5 with respect to the level of brake fluid and in paragraph 10 with respect to the cables and fittings to their fasteners or connection of section 30, section 35 with respect to the travel pedal, paragraphs 0.1, 2, 3, 10 and 11 of section 38, paragraph 1 of section 164, paragraphs 2, 4, 5, and 7 of section 165 and paragraph 4 with respect to minimum pressure, paragraphs 5 and 10 of section 166;
(2) the parking or emergency brake provided for in paragraphs 1 and 2 of section 39;
(3) the steering mechanism provided for in the second paragraph of section 103, paragraph 6 of section 105, section 108 with respect to a cut to the belt and the fluid level, paragraph 1 with respect to the steering wheel and steering column, and paragraph 3 of section 167;
(4) the suspension provided for in section 116 with respect to breaks, section 117 with respect to air leaks and balls that may not be damaged or show signs of repair, paragraphs 1 to 3, 4 except with respect to cracks of the torsion bar and the axle, paragraphs 5 and 6 of section 168;
(5) the lighting and signals provided for in section 15 with respect to the operation of low beams, taillights, brake lights, turn-signal lights and plates and paragraphs 1, 1.1 and 1.2 of section 163;
(6) the tires provided for in paragraph 1 with respect to the wear indicator of a tire that touches the road or the depth of a groove that is equal to or less than 1.6 mm, paragraph 2 except with respect to the 3.2 mm crack, paragraph 3 except with respect to bends and punctures, paragraphs 6 and 14 except with respect to the exposed portion of section 120, and paragraph 1 except with respect to tires designed for off road driving, paragraph 2 with respect to the tire mounted on the steering axle, paragraph 3 except with respect to pressure and paragraph 4 of section 170;
(7) the wheels provided for in the second paragraph of section 121.1 with respect to bearing leakage or the minimum level of bearing oil, section 122 with respect to the mounting and paragraphs 6, 7 and 8 of section 170;
(8) the components of the exhaust system provided for in the second paragraph of section 91 with respect to gas leaks and paragraph 4 of section 171 with respect to gas leaks under the passenger compartment;
(9) the side rails and cross members of the chassis frame provided for in section 98 with respect to cracks and breaks, those provided for in paragraph 1 of section 169 and locking pins provided for in paragraph 4 of section 169;
(10) the fixed components of the body that shall comply with section 41;
(11) the fuel supply system provided for in paragraphs 2 and 3 of section 171;
(12) the engine controls provided for in paragraph 1 of section 96 and paragraph 1 of section 171;
(13) the clutch control mechanism provided for in paragraphs 2 and 4 of section 97;
(14) the blower and vents designed to defrost the windshield provided for in paragraph 1 of section 71;
(15) the horn provided for in section 69 that shall be adequate;
(16) the wipers, windshield washer and their components provided for in the first paragraph of section 70 and paragraph 8 of section 163;
(17) the emergency equipment provided for in sections 78 and 79;
(18) the windows provided for in section 59 with respect to the windshield and in section 62 except with respect to the rear window;
(19) the outside rearview mirrors provided for in section 66 except with respect to their silvering and in section 67;
(20) the driver’s seat provided for in section 50 that shall be adequate and, when it is adjustable, it shall be movable and lock in the chosen position;
(21) the seatbelt provided for in paragraph 9 of section 163;
(22) the coupling device provided for in paragraph 6 of section 101 with respect to a mounting of the fifth wheel that is missing, broken or slack, paragraph 1 with respect to its mounting other than the bolt grade and paragraph 2 with respect to fasteners that are missing, broken or slack and paragraph 8 of section 102, paragraphs 5 and 6 with respect to the engagement and movement of the coupling device, subparagraph a with respect to locking pins and subparagraphs d and e of paragraph 7 of section 169;
(23) the passenger compartment doors referred to in section 45, with respect to the opening of the driver’s door, and paragraph 2 of section 163.