Hao Ying 40,000 kilometers to change transmission oil, brake oil and throttle?

Usually, the replacement period of brake oil is 3 years or 50,000-60,000 kilometers. When the brake pad is worn, the piston of the brake cylinder moves forward.

Need to make some supplements; Most existing gearboxes are maintenance-free. If the transmission oil is not discolored or turbid, it does not need to be replaced. However, some manufacturers stipulate that 60,000 or 90,000 kilometers will be replaced. For details, please refer to the maintenance chapter of the vehicle manual, cleaning the throttle.