Industry Best Practices Flashcards

A VW with an air conditioning system using R-1234yf needs service. Which practice is correct?

Answer: Use dedicated R-1234yf recovery/recharge equipment certified to SAE J2843

R-1234yf requires dedicated SAE J2843 equipment to prevent cross-contamination and meet EPA rules.

Under EPA Section 609, what credential must a technician hold to service motor vehicle A/C systems for compensation?

Answer: Section 609 MVAC certification

The Clean Air Act Section 609 requires technicians servicing motor vehicle air conditioning for pay to be certified.

Where should a technician find the correct lift points for raising a specific VW model?

Answer: The VW repair information in ElsaPro or the owner's manual markings

VW specifies model-specific lift points to avoid damaging the body, battery packs, or underbody components.

What is the recommended practice for tightening lug bolts on a VW alloy wheel?

Answer: Tighten in a crisscross pattern to the specified torque with a calibrated torque wrench

A crisscross pattern with a calibrated torque wrench seats the wheel evenly and prevents rotor distortion or loose wheels.

How should used brake fluid drained during a VW brake flush be handled?

Answer: Collect it in a labeled container and dispose of it as hazardous waste per local regulations

Brake fluid is a regulated waste and mixing it with used oil can contaminate the oil recycling stream.

Why does VW recommend replacing brake fluid on a time-based interval, such as every 2 years?

Answer: Brake fluid is hygroscopic and absorbs moisture, lowering its boiling point

Absorbed water lowers boiling point and promotes corrosion, so fluid degrades with time regardless of mileage.

Where should a technician look to find hazard and first-aid information for a shop chemical?

Answer: The Safety Data Sheet (SDS)

OSHA's Hazard Communication Standard requires SDSs listing hazards, handling, PPE, and first-aid measures.