What does 3a3b maintenance mean?
1 Answers
3a3b maintenance refers to three major maintenance services and three minor maintenance services. A maintenance and B maintenance represent minor and major maintenance respectively. A maintenance is relatively simple, basically involving basic inspections, while B maintenance includes more items and more thorough inspections. Relevant details are as follows: 1. The main items of car maintenance include: changing engine oil, oil filter, transmission oil, spark plugs, cabin air filter, air filter, brake fluid, etc. 2. Maintenance involves inspection and servicing of multiple vehicle systems including the engine, transmission, air conditioning system, steering system, braking system, suspension, body, tires, and dozens of other items.