@ Online Query
that occurred to me as well. In real life, I thought that the performance obligation for it is separate after initial purchase. You get an assurance or service type warranties. Leaving this, when a car is put on a resale, car is valued and people check for battery condition. They are satisfied if the battery is new and you can purchase it for low price. This can be treated as goodwill from bargain purchase(not in reality). Again, Few points I noticed:
Spare parts used for consumption of production are part of PPE. But battery is not held by the company and needs a serviceman to change it and pay for its maintenance. But in reality, I just went through PPE and your CORRECT to an extent- servicing equipment is capitalised and agreeing only after reading the separate component costs about inspection and overhaul costs.
** Example- Inspection and overhaul costs: An airplane life is 30 years, but seats and furniture only for 5 years. So, new seats and furniture is replaced and depreciated for the next t five years.