How to Replace the Key Battery for Tiggo 5?

1 Answers
StBrynlee
07/30/25 7:08am
Tiggo 5 key battery replacement method: 1. There are two screws on the back cover of the car key. Use a screwdriver to remove the screws respectively, and then open the back cover to see the battery board. 2. Remove the old battery and install the new one. 3. Reattach the back cover and tighten the screws. The remote key utilizes the wireless remote control function of the central locking system, allowing you to unlock and lock the doors from a distance without inserting the key into the lock. Below is relevant information about replacing the key battery: 1. Working principle: First, the key emits a weak radio wave, which is received by the car antenna. The electronic control unit (ECU) identifies the signal code, and then the system's actuator (motor or electromagnetic coil) performs the unlocking/locking action. 2. When the owner enters the sensing area of the key system, as long as they touch the door handle, the identity-recognizing "key" they carry will receive a low-frequency signal sent by the car. If this signal matches the identity recognition information stored in the "key," the "key" will be activated.
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