Tire Diagnosis - Waddle Complaint
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Tire Diagnosis - Waddle Complaint
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Tire waddle is a side to side movement at the front of the vehicle and/or the rear of the vehicle. Tire waddle can be caused by the following conditions:
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A steel belt not being straight within the tire
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Excessive lateral runout of the tire
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Excessive lateral runout of the wheel
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The tire waddle is most noticeable at a low speed of about 8-48 km/h (5-30 mph). Tire waddle may appear as ride roughness at 80-113 km/h (50-70 mph). Tire waddle may appear as a vibration at 80-113 km/h (50-70 mph).
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2.
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Warning
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Wear gloves when inspecting the tires in order to prevent personal injury from steel belts sticking through the tire.
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Perform the following preliminary inspection:
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2.1.
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Mark the tire with a crayon in order to note the start and the stop position.
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2.2.
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Rotate each tire and wheel by hand.
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2.3.
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Inspect the tire for bulges or bent wheels. Replace if damaged.
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3.
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Use tire substitution in order to identify the faulty tire. Perform the following steps for a tire substitution check:
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3.1.
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Use a comparable tire in order to replace each tire, one at a time.
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3.2.
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Road test the vehicle.
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3.3.
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If the problem is tire or wheel related, you will eliminate the problem when you remove the faulty tire from the vehicle.
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