This is the 2072nd most frequent Russian word.
кпп
"КПП" in Russian stands for "контрольно-пропускной пункт," meaning "checkpoint" or "control entry point."
In this sentence, КПП is used to refer to a checkpoint or a security access point, often used for controlled entrance areas.
Вход на территорию разрешен через КПП.
Entrance to the territory is allowed through the checkpoint.
Here, КПП stands for 'коробка передач', which is the transmission or gearbox of a vehicle, indicating a possible mechanical issue.
Автомобиль не заводится из-за неисправности КПП.
The car won't start due to a transmission failure.
In this context, КПП again refers to a checkpoint, specifically a controlled post in a military or security setting.