The error P2169 Code can be a cause of different reasons. The maximum probable reason of this problem is that there is no refrigerant leftward in your organization. This could be produced by a leak in your car engine method somewhere, which will have to be solved before replenishing the refrigerant. If you are car practicality and you private a set of air training gauges, replenishing the refrigerant is typically relaxed to do yourself. However, if you are not so confident about the car engine problem, then enlist the help of a well-informed friend or take a fast excursion to the mechanic.