
rockdirt is the mountain and dirt road mode. The following are related introductions to other modes: 1. ECO button: This is the "eco-driving mode", which is suitable for owners who do not have high requirements for the vehicle and only pursue fuel economy. 2. SPORT button: Sport mode. After turning on this switch, the dashboard will light up the SPORT indicator, and the background display of the instrument panel will turn red. In this mode, the vehicle accelerates quickly with a sense of push-back, making it suitable for owners who frequently overtake on highways or have high acceleration demands. This mode consumes more fuel and reduces the vehicle's fuel economy. 3. SNOW button: Snow mode. In this mode, the computer controls the torque output of the wheels to ensure they do not slip, allowing the vehicle to start smoothly and maintain directional control.

















I've been driving off-road vehicles for seven or eight years, and the rock/dirt mode is the ultimate trick for tackling mixed gravel and mud conditions. The vehicle's four-wheel-drive system redistributes torque in this mode, with throttle response becoming sluggish to prevent skidding, while the differential lock automatically engages to prevent wheel spin. Last time I got stuck in riverside marshland, switching to this mode immediately gave the tires grip, and with the tires biting into the rocks, I powered right out. Just be aware this mode is a real gas guzzler—you've got to turn it off right away on paved roads, or the drivetrain won't hold up.

Last time I accompanied a friend to test drive a rugged off-road vehicle, the salesperson specifically demonstrated the rockdirt mode. This mode is controlled by a knob on the center console, and when activated, an orange off-road icon appears on the dashboard. The principle is actually quite simple: it automatically disengages the electronic traction control to allow the wheels to spin wildly and fling mud, while the transmission stays in low gear without upshifting. I tried it on a steep quarry slope—with this mode on, the tires gripped the gravel with loud cracks, and even with the chassis raised by two centimeters, there was no fear of scraping the undercarriage. But using it in the city would definitely wreck the car, as it puts too much load on the driveshaft.

Rockdirt essentially means Rock + Mud dual reinforcement mode. Off-road enthusiasts understand that engaging this mode is like putting hiking boots on your vehicle. The ECU will delay the shift RPM range, the transfer case torque is amplified to 2.5 times, and only basic traction control protection remains. Last week after heavy rain, I went into the mountains where mud covered the wheel hubs. Switching to rockdirt mode automatically reduced ABS intervention frequency, allowing the tires to dig through the mud and grip the hard surface underneath. Beginners should avoid using it on concrete roads as it doubles tire wear speed.

This mode is called ROCK TRAC in the Wrangler and Rock Crawl in the Land Rover Discovery. It focuses on three core functions: locking the center differential to cut off front wheel power loss; adjusting the ESP to an off-road special edition allowing 30% slippage; and maintaining the engine at 2800 rpm for torque platform. My modified Tank 300, with an additional fuel tank, weighs a total of 2.3 tons and can steadily climb a 45-degree rock slope in rockdirt mode. However, remember to turn off the auto start-stop, otherwise stalling halfway up the slope would be embarrassing.

In the eyes of off-road veterans, RockDirt is a lifesaver mode. Once while crossing a river, the water level suddenly rose to the door line. After switching to RockDirt, the transmission locked in 1st gear, and the air suspension automatically raised to its highest position. The key lies in its special brake tuning: during light braking, it only brakes a single wheel to create torque transfer, ensuring the diagonal wheels maintain traction. However, you need to thoroughly rinse the undercarriage when you get home, as mud mixed with gravel stuck in the steering linkage can accelerate rusting.


