What does 'Check Anti-Theft System' mean in GL8?

[SanConnor]

When the GL8 dashboard displays 'Check Anti-Theft System', it indicates a mismatch between the vehicle's smart key and the anti-theft system code, requiring a pairing operation. Below is relevant information: 1. Vehicle Anti-Theft System: A system designed to prevent theft of the vehicle or its contents. It consists of an electronically controlled remote or key, electronic control circuit, alarm device, and actuators. 2. Introduction: A car anti-theft device is installed in the vehicle to increase the difficulty of theft and prolong the time required to steal the car, acting as the vehicle's guardian. By connecting the anti-theft device to the vehicle's electrical system, it achieves the purpose of preventing vehicle theft, intrusion, protecting the car, and realizing various functions of the anti-theft device.

[DelEli]

I've been driving a GL8 for several years and have encountered this warning a few times. Here's my experience: The usual cause is low battery in the remote key - replacing it with a new battery solves the problem. If your key has been dropped or exposed to moisture, the chip might be damaged and require reprogramming at a 4S shop; unstable car battery voltage can also trigger false alarms. I remember one time after replacing the battery, the warning disappeared, but if the car won't start, don't force it - check if the anti-theft system fuse in the fuse box has blown. Generally it's a minor issue, but don't ignore safety - address it promptly as it affects daily driving. During regular maintenance, remember to check the key and system connection points to prevent similar failures.

[BeckettAnn]

When the GL8 displays this warning, the anti-theft system may be malfunctioning. Common causes include: the remote key fob battery being dead or damaged, leading to signal recognition failure; loose grounding wires in the vehicle's anti-theft module; or abnormal detection by sensors such as door locks or engine coils. Based on my knowledge, try replacing the key fob battery first. If that doesn't work, check the vehicle's battery level and related connections. The GL8 system is quite sensitive—if components are replaced without proper re-pairing, this issue often occurs. Safety recommendation: If the vehicle won't start, avoid forcing it and have it towed directly for repairs. In daily maintenance, regularly cleaning the keyhole can reduce malfunctions. Most problems are simple, but prolonged neglect can affect driving safety.

[MacAlivia]

The anti-theft warning usually appears due to insufficient key battery or temporary system errors. For the GL8, first try replacing the remote battery. If the car starts but the warning persists, wait a few minutes and restart. If the key is damaged, test with a spare key. If the issue continues, check the fuses or grounding wires. It's a minor problem with quick solutions.

[MacReed]

I have handled similar cases before. Common root causes for GL8 anti-theft system malfunctions include: weak key signal requiring battery replacement; faulty anti-theft control module affecting signal transmission; aging low-voltage vehicle battery causing unstable power supply; or the need for a software reset. Recommended steps: check the remote and replace the battery, test with a spare key; ensure all system connectors inside the vehicle are secure; if issues persist, connect an OBD scanner to check for error codes. A unique pitfall with the GL8 is neglecting regular maintenance—routine system scans can prevent problems. If the vehicle fails to start, seek professional assistance to avoid risks.