Question During a pre-trip inspection, belts in the engine compartment should be: Answers Loosened. Checked for tightness. Inspected only if they seem frayed. Left alone and not inspected. Explanation During a pre-trip inspection, belts in the engine compartment should be checked for tightness and excessive wear. This questions appears in the following tests: Arkansas Class A Knowledge Test Colorado Class A Knowledge Test Florida Class A Knowledge Test Illinois Class B Knowledge Test Massachusetts Tank New Jersey Class A Knowledge Test New Jersey Tank South Carolina Passenger Utah Double