Prepare for the Automotive Service Technician Period 1 exam. Study with flashcards and multiple choice questions, each question has hints and explanations. Get ready for your exam!

Multiple Choice

Cracked flex hoses can be serviced in which of the following ways?

When a flex hose is cracked, the reliable repair is to replace it with a new hose assembly. Cracks indicate the material has failed and can worsen under heat and pressure, leading to leaks or sudden bursts. A new hose ensures the correct size, heat and pressure ratings, and proper end fittings with clamps, so the system remains sealed and safe. Patching with epoxy, a repair kit, or duct tape can’t withstand automotive temperatures and pressures and won’t provide a durable seal, so they’re not appropriate fixes for cracked hoses.

When a flex hose is cracked, the reliable repair is to replace it with a new hose assembly. Cracks indicate the material has failed and can worsen under heat and pressure, leading to leaks or sudden bursts. A new hose ensures the correct size, heat and pressure ratings, and proper end fittings with clamps, so the system remains sealed and safe. Patching with epoxy, a repair kit, or duct tape can’t withstand automotive temperatures and pressures and won’t provide a durable seal, so they’re not appropriate fixes for cracked hoses.