Why does the Haval H2s fail to start and display an automatic parking fault?

[Susie]

Automatic parking fault preventing startup is caused by a stuck automatic parking button or a damaged ABS pump. Below are detailed explanations: Stuck automatic parking button: The automatic parking button is stuck, preventing the automatic parking function from being released. Solution: Check for any foreign objects. If none are found, reset the electronic parking brake. Turn on the car key, press the foot brake, then hold the electronic parking brake down for 5 seconds and pull it up for another 5 seconds. This will initialize and reset the electronic parking brake. Damaged ABS pump: A damaged ABS pump prevents the car from starting. Solution: Replace the ABS pump with a new one.

[ColeDella]

My Haval H2S had a similar issue before—it wouldn’t start and showed an auto-hold malfunction. This is actually quite common. Usually, it’s caused by insufficient battery voltage, as electronic systems tend to trigger errors when underpowered. The auto-hold function requires stable power to maintain braking, so if the system detects unstable voltage or sensor abnormalities, the car’s safety system will lock the ignition to prevent accidental starts. Check if the battery terminals are loose, and measure the voltage—if it’s below 12V, the battery is likely aging. Also, inspect the fuses to see if any are blown, as the auto-hold circuit might be affected. Such problems are more frequent in winter, so avoid leaving the car parked for too long and schedule regular maintenance to inspect the electrical system. If the issue persists, call a tow truck and head to a 4S店—tinkering with electronics carelessly can cause bigger problems.

[VonSara]

The Haval H2S won't start and shows an automatic parking brake failure. I suggest first checking basic causes yourself. Battery voltage is crucial - use a multimeter to measure it; it should exceed 12.4V, as below 12V won't allow starting. The automatic parking brake failure might stem from faulty wheel speed sensors or brake position sensors - dirt or damage to these components can trigger false errors. Open the engine compartment to inspect the fuse box, locate the fuse corresponding to the parking system, and try replacing it with a new one. Rebooting the car's computer also helps - disconnect the battery negative terminal for 5 minutes before reconnecting and attempting to start. DIY car repairs can be quite convenient; keeping a small toolkit handy can solve simple issues, but avoid tampering with wiring to prevent short circuits. After fixing, perform regular maintenance to reduce failure frequency.

[DeAmara]

Don't panic when your car won't start and shows a parking fault—this might be a safety measure kicking in. Issues with the automatic parking system can lock the start button to prevent accidental rolling. Common causes include a dead battery or corroded connections, leading the electronic control unit to misjudge. Try turning off the key and waiting a moment before restarting. If that doesn't work, call a professional immediately to avoid damaging more parts. Regular maintenance can prevent such faults, so remember to check the electrical system and software updates.

[SanElijah]

My Haval H2S has experienced startup failure accompanied by parking fault warnings, which are often caused by electrical system defects. Battery aging is the primary culprit - insufficient power triggers false alarms from parking sensors, subsequently affecting the startup circuit. Also check if the brake position sensor is loose or contaminated. Routine maintenance is crucial, as frequent power depletion in winter accelerates such issues. It's recommended to regularly test battery health and ensure clean connection points. For emergency situations, jump-starting can help verify power supply problems, but visit a 4S shop for comprehensive diagnosis ASAP. Given the complexity of electronic systems, proper repairs can significantly improve reliability.

[William]

The Haval H2S fails to start and displays a parking fault, which is likely due to electronic module interaction errors. The automatic parking system detects issues via ABS sensors, and once an abnormality is detected, it disables the starting function to prevent accidents. Possible causes include software bugs or hardware damage. Using an OBD diagnostic tool to read error codes such as U0100 can accurately pinpoint the issue. I am passionate about understanding technical details—low battery voltage or control unit failures can trigger this problem. It is recommended to seek professional assistance to inspect the sensors and update the system firmware to prevent recurrence.