What does PEPS mean on a car?

1 Answers
AnnaDella
07/29/25 7:31pm
PEPS on a car refers to the Passive Entry Passive Start system, also known as the keyless system or smart key. When the owner approaches the vehicle within a certain distance, the door locks will automatically open and the anti-theft system will be deactivated. When the owner leaves the vehicle, the door locks will automatically lock and the anti-theft system will be activated, while recording all service and diagnostic information, and remembering the settings for the air conditioning and infotainment system. The working principle of the car PEPS is as follows: 1. The car key is carried near the vehicle, and when the car button is pressed or the door handle is pulled, the vehicle receives a signal for ignition or unlocking and sends a signal to the low-frequency antenna; 2. The low-frequency antenna receives the signal and sends a low-frequency trigger signal to the car key; 3. The car key receives the low-frequency trigger signal and sends a high-frequency unlocking signal; 4. The high-frequency receiver receives the high-frequency unlocking signal, and the entire vehicle completes the unlocking or ignition process.
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